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# -*- coding: utf-8 -*- |
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# Licensed under the Apache License, Version 2.0 (the "License"); |
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# you may not use this file except in compliance with the License. |
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# You may obtain a copy of the License at |
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# |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
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# implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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|
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import tarfile |
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import yaml |
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import json |
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import copy |
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import os |
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import shutil |
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import functools |
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import re |
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|
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# import logging |
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from deepdiff import DeepDiff |
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from hashlib import md5 |
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from osm_common.dbbase import DbException, deep_update_rfc7396 |
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from http import HTTPStatus |
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from time import time |
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from uuid import uuid4 |
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from re import fullmatch |
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from zipfile import ZipFile |
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from osm_nbi.validation import ( |
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ValidationError, |
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pdu_new_schema, |
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pdu_edit_schema, |
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validate_input, |
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vnfpkgop_new_schema, |
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) |
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from osm_nbi.base_topic import ( |
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BaseTopic, |
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EngineException, |
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get_iterable, |
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detect_descriptor_usage, |
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) |
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from osm_im import etsi_nfv_vnfd, etsi_nfv_nsd |
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from osm_im.nst import nst as nst_im |
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from pyangbind.lib.serialise import pybindJSONDecoder |
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import pyangbind.lib.pybindJSON as pybindJSON |
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from osm_nbi import utils |
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__author__ = "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>" |
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|
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valid_helm_chart_re = re.compile( |
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r"^[a-z0-9]([-a-z0-9]*[a-z0-9]/)?([a-z0-9]([-a-z0-9]*[a-z0-9])?)*$" |
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) |
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|
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class DescriptorTopic(BaseTopic): |
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def __init__(self, db, fs, msg, auth): |
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super().__init__(db, fs, msg, auth) |
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|
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def _validate_input_new(self, indata, storage_params, force=False): |
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return indata |
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|
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def check_conflict_on_edit(self, session, final_content, edit_content, _id): |
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final_content = super().check_conflict_on_edit( |
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session, final_content, edit_content, _id |
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) |
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|
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def _check_unique_id_name(descriptor, position=""): |
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for desc_key, desc_item in descriptor.items(): |
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if isinstance(desc_item, list) and desc_item: |
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used_ids = [] |
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desc_item_id = None |
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for index, list_item in enumerate(desc_item): |
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if isinstance(list_item, dict): |
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_check_unique_id_name( |
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list_item, "{}.{}[{}]".format(position, desc_key, index) |
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) |
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# Base case |
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if index == 0 and ( |
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list_item.get("id") or list_item.get("name") |
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): |
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desc_item_id = "id" if list_item.get("id") else "name" |
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if desc_item_id and list_item.get(desc_item_id): |
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if list_item[desc_item_id] in used_ids: |
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position = "{}.{}[{}]".format( |
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position, desc_key, index |
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) |
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raise EngineException( |
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"Error: identifier {} '{}' is not unique and repeats at '{}'".format( |
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desc_item_id, |
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list_item[desc_item_id], |
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position, |
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), |
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HTTPStatus.UNPROCESSABLE_ENTITY, |
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) |
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used_ids.append(list_item[desc_item_id]) |
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|
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_check_unique_id_name(final_content) |
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# 1. validate again with pyangbind |
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# 1.1. remove internal keys |
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internal_keys = {} |
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for k in ("_id", "_admin"): |
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if k in final_content: |
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internal_keys[k] = final_content.pop(k) |
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storage_params = internal_keys["_admin"].get("storage") |
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serialized = self._validate_input_new( |
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final_content, storage_params, session["force"] |
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) |
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|
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# 1.2. modify final_content with a serialized version |
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final_content = copy.deepcopy(serialized) |
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# 1.3. restore internal keys |
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for k, v in internal_keys.items(): |
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final_content[k] = v |
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if session["force"]: |
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return final_content |
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|
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# 2. check that this id is not present |
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if "id" in edit_content: |
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_filter = self._get_project_filter(session) |
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|
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_filter["id"] = final_content["id"] |
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_filter["_id.neq"] = _id |
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|
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if self.db.get_one(self.topic, _filter, fail_on_empty=False): |
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raise EngineException( |
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"{} with id '{}' already exists for this project".format( |
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(str(self.topic))[:-1], final_content["id"] |
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), |
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HTTPStatus.CONFLICT, |
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) |
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|
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return final_content |
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|
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@staticmethod |
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def format_on_new(content, project_id=None, make_public=False): |
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BaseTopic.format_on_new(content, project_id=project_id, make_public=make_public) |
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content["_admin"]["onboardingState"] = "CREATED" |
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content["_admin"]["operationalState"] = "DISABLED" |
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content["_admin"]["usageState"] = "NOT_IN_USE" |
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def delete_extra(self, session, _id, db_content, not_send_msg=None): |
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""" |
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Deletes file system storage associated with the descriptor |
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:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
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:param _id: server internal id |
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:param db_content: The database content of the descriptor |
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:param not_send_msg: To not send message (False) or store content (list) instead |
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:return: None if ok or raises EngineException with the problem |
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""" |
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self.fs.file_delete(_id, ignore_non_exist=True) |
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self.fs.file_delete(_id + "_", ignore_non_exist=True) # remove temp folder |
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# Remove file revisions |
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if "revision" in db_content["_admin"]: |
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revision = db_content["_admin"]["revision"] |
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while revision > 0: |
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self.fs.file_delete(_id + ":" + str(revision), ignore_non_exist=True) |
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revision = revision - 1 |
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|
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@staticmethod |
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def get_one_by_id(db, session, topic, id): |
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# find owned by this project |
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_filter = BaseTopic._get_project_filter(session) |
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_filter["id"] = id |
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desc_list = db.get_list(topic, _filter) |
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if len(desc_list) == 1: |
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return desc_list[0] |
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elif len(desc_list) > 1: |
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raise DbException( |
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"Found more than one {} with id='{}' belonging to this project".format( |
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topic[:-1], id |
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), |
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HTTPStatus.CONFLICT, |
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) |
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# not found any: try to find public |
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_filter = BaseTopic._get_project_filter(session) |
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_filter["id"] = id |
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desc_list = db.get_list(topic, _filter) |
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if not desc_list: |
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raise DbException( |
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"Not found any {} with id='{}'".format(topic[:-1], id), |
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HTTPStatus.NOT_FOUND, |
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) |
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elif len(desc_list) == 1: |
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return desc_list[0] |
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else: |
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raise DbException( |
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"Found more than one public {} with id='{}'; and no one belonging to this project".format( |
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topic[:-1], id |
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), |
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HTTPStatus.CONFLICT, |
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) |
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def new(self, rollback, session, indata=None, kwargs=None, headers=None): |
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""" |
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Creates a new almost empty DISABLED entry into database. Due to SOL005, it does not follow normal procedure. |
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Creating a VNFD or NSD is done in two steps: 1. Creates an empty descriptor (this step) and 2) upload content |
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(self.upload_content) |
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:param rollback: list to append created items at database in case a rollback may to be done |
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:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
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:param indata: data to be inserted |
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:param kwargs: used to override the indata descriptor |
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:param headers: http request headers |
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:return: _id, None: identity of the inserted data; and None as there is not any operation |
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""" |
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# No needed to capture exceptions |
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# Check Quota |
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self.check_quota(session) |
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|
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# _remove_envelop |
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if indata: |
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if "userDefinedData" in indata: |
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indata = indata["userDefinedData"] |
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|
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# Override descriptor with query string kwargs |
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self._update_input_with_kwargs(indata, kwargs) |
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# uncomment when this method is implemented. |
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# Avoid override in this case as the target is userDefinedData, but not vnfd,nsd descriptors |
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# indata = DescriptorTopic._validate_input_new(self, indata, project_id=session["force"]) |
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|
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content = {"_admin": {"userDefinedData": indata, "revision": 0}} |
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|
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self.format_on_new( |
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content, session["project_id"], make_public=session["public"] |
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) |
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_id = self.db.create(self.topic, content) |
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rollback.append({"topic": self.topic, "_id": _id}) |
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self._send_msg("created", {"_id": _id}) |
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return _id, None |
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|
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def upload_content(self, session, _id, indata, kwargs, headers): |
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""" |
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Used for receiving content by chunks (with a transaction_id header and/or gzip file. It will store and extract) |
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:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
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:param _id : the nsd,vnfd is already created, this is the id |
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:param indata: http body request |
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:param kwargs: user query string to override parameters. NOT USED |
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:param headers: http request headers |
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:return: True if package is completely uploaded or False if partial content has been uploded |
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Raise exception on error |
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""" |
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# Check that _id exists and it is valid |
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current_desc = self.show(session, _id) |
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|
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content_range_text = headers.get("Content-Range") |
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expected_md5 = headers.get("Content-File-MD5") |
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compressed = None |
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content_type = headers.get("Content-Type") |
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if ( |
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content_type |
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and "application/gzip" in content_type |
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or "application/x-gzip" in content_type |
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): |
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compressed = "gzip" |
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if content_type and "application/zip" in content_type: |
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compressed = "zip" |
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filename = headers.get("Content-Filename") |
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if not filename and compressed: |
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filename = "package.tar.gz" if compressed == "gzip" else "package.zip" |
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elif not filename: |
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filename = "package" |
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|
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revision = 1 |
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if "revision" in current_desc["_admin"]: |
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revision = current_desc["_admin"]["revision"] + 1 |
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|
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# TODO change to Content-Disposition filename https://tools.ietf.org/html/rfc6266 |
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file_pkg = None |
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error_text = "" |
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fs_rollback = [] |
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|
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try: |
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if content_range_text: |
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content_range = ( |
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content_range_text.replace("-", " ").replace("/", " ").split() |
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) |
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if ( |
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content_range[0] != "bytes" |
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): # TODO check x<y not negative < total.... |
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raise IndexError() |
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start = int(content_range[1]) |
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end = int(content_range[2]) + 1 |
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total = int(content_range[3]) |
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else: |
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start = 0 |
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# Rather than using a temp folder, we will store the package in a folder based on |
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# the current revision. |
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proposed_revision_path = ( |
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_id + ":" + str(revision) |
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) # all the content is upload here and if ok, it is rename from id_ to is folder |
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|
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if start: |
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if not self.fs.file_exists(proposed_revision_path, "dir"): |
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raise EngineException( |
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"invalid Transaction-Id header", HTTPStatus.NOT_FOUND |
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) |
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else: |
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self.fs.file_delete(proposed_revision_path, ignore_non_exist=True) |
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self.fs.mkdir(proposed_revision_path) |
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fs_rollback.append(proposed_revision_path) |
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|
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storage = self.fs.get_params() |
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storage["folder"] = proposed_revision_path |
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|
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file_path = (proposed_revision_path, filename) |
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if self.fs.file_exists(file_path, "file"): |
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file_size = self.fs.file_size(file_path) |
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else: |
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file_size = 0 |
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1 |
if file_size != start: |
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raise EngineException( |
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"invalid Content-Range start sequence, expected '{}' but received '{}'".format( |
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file_size, start |
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), |
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HTTPStatus.REQUESTED_RANGE_NOT_SATISFIABLE, |
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) |
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file_pkg = self.fs.file_open(file_path, "a+b") |
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if isinstance(indata, dict): |
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indata_text = yaml.safe_dump(indata, indent=4, default_flow_style=False) |
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1 |
file_pkg.write(indata_text.encode(encoding="utf-8")) |
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else: |
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indata_len = 0 |
| 329 |
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while True: |
| 330 |
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indata_text = indata.read(4096) |
| 331 |
0 |
indata_len += len(indata_text) |
| 332 |
0 |
if not indata_text: |
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0 |
break |
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file_pkg.write(indata_text) |
| 335 |
1 |
if content_range_text: |
| 336 |
0 |
if indata_len != end - start: |
| 337 |
0 |
raise EngineException( |
| 338 |
|
"Mismatch between Content-Range header {}-{} and body length of {}".format( |
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start, end - 1, indata_len |
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), |
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HTTPStatus.REQUESTED_RANGE_NOT_SATISFIABLE, |
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) |
| 343 |
0 |
if end != total: |
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# TODO update to UPLOADING |
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return False |
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|
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# PACKAGE UPLOADED |
| 348 |
1 |
if expected_md5: |
| 349 |
0 |
file_pkg.seek(0, 0) |
| 350 |
0 |
file_md5 = md5() |
| 351 |
0 |
chunk_data = file_pkg.read(1024) |
| 352 |
0 |
while chunk_data: |
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0 |
file_md5.update(chunk_data) |
| 354 |
0 |
chunk_data = file_pkg.read(1024) |
| 355 |
0 |
if expected_md5 != file_md5.hexdigest(): |
| 356 |
0 |
raise EngineException("Error, MD5 mismatch", HTTPStatus.CONFLICT) |
| 357 |
1 |
file_pkg.seek(0, 0) |
| 358 |
1 |
if compressed == "gzip": |
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0 |
tar = tarfile.open(mode="r", fileobj=file_pkg) |
| 360 |
0 |
descriptor_file_name = None |
| 361 |
0 |
for tarinfo in tar: |
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0 |
tarname = tarinfo.name |
| 363 |
0 |
tarname_path = tarname.split("/") |
| 364 |
0 |
if ( |
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not tarname_path[0] or ".." in tarname_path |
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): # if start with "/" means absolute path |
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0 |
raise EngineException( |
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"Absolute path or '..' are not allowed for package descriptor tar.gz" |
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) |
| 370 |
0 |
if len(tarname_path) == 1 and not tarinfo.isdir(): |
| 371 |
0 |
raise EngineException( |
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"All files must be inside a dir for package descriptor tar.gz" |
| 373 |
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) |
| 374 |
0 |
if ( |
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tarname.endswith(".yaml") |
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or tarname.endswith(".json") |
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or tarname.endswith(".yml") |
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): |
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0 |
storage["pkg-dir"] = tarname_path[0] |
| 380 |
0 |
if len(tarname_path) == 2: |
| 381 |
0 |
if descriptor_file_name: |
| 382 |
0 |
raise EngineException( |
| 383 |
|
"Found more than one descriptor file at package descriptor tar.gz" |
| 384 |
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) |
| 385 |
0 |
descriptor_file_name = tarname |
| 386 |
0 |
if not descriptor_file_name: |
| 387 |
0 |
raise EngineException( |
| 388 |
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"Not found any descriptor file at package descriptor tar.gz" |
| 389 |
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) |
| 390 |
0 |
storage["descriptor"] = descriptor_file_name |
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storage["zipfile"] = filename |
| 392 |
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self.fs.file_extract(tar, proposed_revision_path) |
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with self.fs.file_open( |
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(proposed_revision_path, descriptor_file_name), "r" |
| 395 |
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) as descriptor_file: |
| 396 |
0 |
content = descriptor_file.read() |
| 397 |
1 |
elif compressed == "zip": |
| 398 |
0 |
zipfile = ZipFile(file_pkg) |
| 399 |
0 |
descriptor_file_name = None |
| 400 |
0 |
for package_file in zipfile.infolist(): |
| 401 |
0 |
zipfilename = package_file.filename |
| 402 |
0 |
file_path = zipfilename.split("/") |
| 403 |
0 |
if ( |
| 404 |
|
not file_path[0] or ".." in zipfilename |
| 405 |
|
): # if start with "/" means absolute path |
| 406 |
0 |
raise EngineException( |
| 407 |
|
"Absolute path or '..' are not allowed for package descriptor zip" |
| 408 |
|
) |
| 409 |
|
|
| 410 |
0 |
if ( |
| 411 |
|
zipfilename.endswith(".yaml") |
| 412 |
|
or zipfilename.endswith(".json") |
| 413 |
|
or zipfilename.endswith(".yml") |
| 414 |
|
) and ( |
| 415 |
|
zipfilename.find("/") < 0 |
| 416 |
|
or zipfilename.find("Definitions") >= 0 |
| 417 |
|
): |
| 418 |
0 |
storage["pkg-dir"] = "" |
| 419 |
0 |
if descriptor_file_name: |
| 420 |
0 |
raise EngineException( |
| 421 |
|
"Found more than one descriptor file at package descriptor zip" |
| 422 |
|
) |
| 423 |
0 |
descriptor_file_name = zipfilename |
| 424 |
0 |
if not descriptor_file_name: |
| 425 |
0 |
raise EngineException( |
| 426 |
|
"Not found any descriptor file at package descriptor zip" |
| 427 |
|
) |
| 428 |
0 |
storage["descriptor"] = descriptor_file_name |
| 429 |
0 |
storage["zipfile"] = filename |
| 430 |
0 |
self.fs.file_extract(zipfile, proposed_revision_path) |
| 431 |
|
|
| 432 |
0 |
with self.fs.file_open( |
| 433 |
|
(proposed_revision_path, descriptor_file_name), "r" |
| 434 |
|
) as descriptor_file: |
| 435 |
0 |
content = descriptor_file.read() |
| 436 |
|
else: |
| 437 |
1 |
content = file_pkg.read() |
| 438 |
1 |
storage["descriptor"] = descriptor_file_name = filename |
| 439 |
|
|
| 440 |
1 |
if descriptor_file_name.endswith(".json"): |
| 441 |
0 |
error_text = "Invalid json format " |
| 442 |
0 |
indata = json.load(content) |
| 443 |
|
else: |
| 444 |
1 |
error_text = "Invalid yaml format " |
| 445 |
1 |
indata = yaml.safe_load(content) |
| 446 |
|
|
| 447 |
|
# Need to close the file package here so it can be copied from the |
| 448 |
|
# revision to the current, unrevisioned record |
| 449 |
1 |
if file_pkg: |
| 450 |
1 |
file_pkg.close() |
| 451 |
1 |
file_pkg = None |
| 452 |
|
|
| 453 |
|
# Fetch both the incoming, proposed revision and the original revision so we |
| 454 |
|
# can call a validate method to compare them |
| 455 |
1 |
current_revision_path = _id + "/" |
| 456 |
1 |
self.fs.sync(from_path=current_revision_path) |
| 457 |
1 |
self.fs.sync(from_path=proposed_revision_path) |
| 458 |
|
|
| 459 |
1 |
if revision > 1: |
| 460 |
1 |
try: |
| 461 |
1 |
self._validate_descriptor_changes( |
| 462 |
|
_id, |
| 463 |
|
descriptor_file_name, |
| 464 |
|
current_revision_path, |
| 465 |
|
proposed_revision_path, |
| 466 |
|
) |
| 467 |
0 |
except Exception as e: |
| 468 |
0 |
shutil.rmtree( |
| 469 |
|
self.fs.path + current_revision_path, ignore_errors=True |
| 470 |
|
) |
| 471 |
0 |
shutil.rmtree( |
| 472 |
|
self.fs.path + proposed_revision_path, ignore_errors=True |
| 473 |
|
) |
| 474 |
|
# Only delete the new revision. We need to keep the original version in place |
| 475 |
|
# as it has not been changed. |
| 476 |
0 |
self.fs.file_delete(proposed_revision_path, ignore_non_exist=True) |
| 477 |
0 |
raise e |
| 478 |
|
|
| 479 |
1 |
indata = self._remove_envelop(indata) |
| 480 |
|
|
| 481 |
|
# Override descriptor with query string kwargs |
| 482 |
1 |
if kwargs: |
| 483 |
0 |
self._update_input_with_kwargs(indata, kwargs) |
| 484 |
|
|
| 485 |
1 |
current_desc["_admin"]["storage"] = storage |
| 486 |
1 |
current_desc["_admin"]["onboardingState"] = "ONBOARDED" |
| 487 |
1 |
current_desc["_admin"]["operationalState"] = "ENABLED" |
| 488 |
1 |
current_desc["_admin"]["modified"] = time() |
| 489 |
1 |
current_desc["_admin"]["revision"] = revision |
| 490 |
|
|
| 491 |
1 |
deep_update_rfc7396(current_desc, indata) |
| 492 |
1 |
current_desc = self.check_conflict_on_edit( |
| 493 |
|
session, current_desc, indata, _id=_id |
| 494 |
|
) |
| 495 |
|
|
| 496 |
|
# Copy the revision to the active package name by its original id |
| 497 |
1 |
shutil.rmtree(self.fs.path + current_revision_path, ignore_errors=True) |
| 498 |
1 |
os.rename( |
| 499 |
|
self.fs.path + proposed_revision_path, |
| 500 |
|
self.fs.path + current_revision_path, |
| 501 |
|
) |
| 502 |
1 |
self.fs.file_delete(current_revision_path, ignore_non_exist=True) |
| 503 |
1 |
self.fs.mkdir(current_revision_path) |
| 504 |
1 |
self.fs.reverse_sync(from_path=current_revision_path) |
| 505 |
|
|
| 506 |
1 |
shutil.rmtree(self.fs.path + _id) |
| 507 |
|
|
| 508 |
1 |
self.db.replace(self.topic, _id, current_desc) |
| 509 |
|
|
| 510 |
|
# Store a copy of the package as a point in time revision |
| 511 |
1 |
revision_desc = dict(current_desc) |
| 512 |
1 |
revision_desc["_id"] = _id + ":" + str(revision_desc["_admin"]["revision"]) |
| 513 |
1 |
self.db.create(self.topic + "_revisions", revision_desc) |
| 514 |
1 |
fs_rollback = [] |
| 515 |
|
|
| 516 |
1 |
indata["_id"] = _id |
| 517 |
1 |
self._send_msg("edited", indata) |
| 518 |
|
|
| 519 |
|
# TODO if descriptor has changed because kwargs update content and remove cached zip |
| 520 |
|
# TODO if zip is not present creates one |
| 521 |
1 |
return True |
| 522 |
|
|
| 523 |
1 |
except EngineException: |
| 524 |
1 |
raise |
| 525 |
0 |
except IndexError: |
| 526 |
0 |
raise EngineException( |
| 527 |
|
"invalid Content-Range header format. Expected 'bytes start-end/total'", |
| 528 |
|
HTTPStatus.REQUESTED_RANGE_NOT_SATISFIABLE, |
| 529 |
|
) |
| 530 |
0 |
except IOError as e: |
| 531 |
0 |
raise EngineException( |
| 532 |
|
"invalid upload transaction sequence: '{}'".format(e), |
| 533 |
|
HTTPStatus.BAD_REQUEST, |
| 534 |
|
) |
| 535 |
0 |
except tarfile.ReadError as e: |
| 536 |
0 |
raise EngineException( |
| 537 |
|
"invalid file content {}".format(e), HTTPStatus.BAD_REQUEST |
| 538 |
|
) |
| 539 |
0 |
except (ValueError, yaml.YAMLError) as e: |
| 540 |
0 |
raise EngineException(error_text + str(e)) |
| 541 |
0 |
except ValidationError as e: |
| 542 |
0 |
raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY) |
| 543 |
|
finally: |
| 544 |
1 |
if file_pkg: |
| 545 |
0 |
file_pkg.close() |
| 546 |
1 |
for file in fs_rollback: |
| 547 |
1 |
self.fs.file_delete(file, ignore_non_exist=True) |
| 548 |
|
|
| 549 |
1 |
def get_file(self, session, _id, path=None, accept_header=None): |
| 550 |
|
""" |
| 551 |
|
Return the file content of a vnfd or nsd |
| 552 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 553 |
|
:param _id: Identity of the vnfd, nsd |
| 554 |
|
:param path: artifact path or "$DESCRIPTOR" or None |
| 555 |
|
:param accept_header: Content of Accept header. Must contain applition/zip or/and text/plain |
| 556 |
|
:return: opened file plus Accept format or raises an exception |
| 557 |
|
""" |
| 558 |
0 |
accept_text = accept_zip = False |
| 559 |
0 |
if accept_header: |
| 560 |
0 |
if "text/plain" in accept_header or "*/*" in accept_header: |
| 561 |
0 |
accept_text = True |
| 562 |
0 |
if "application/zip" in accept_header or "*/*" in accept_header: |
| 563 |
0 |
accept_zip = "application/zip" |
| 564 |
0 |
elif "application/gzip" in accept_header: |
| 565 |
0 |
accept_zip = "application/gzip" |
| 566 |
|
|
| 567 |
0 |
if not accept_text and not accept_zip: |
| 568 |
0 |
raise EngineException( |
| 569 |
|
"provide request header 'Accept' with 'application/zip' or 'text/plain'", |
| 570 |
|
http_code=HTTPStatus.NOT_ACCEPTABLE, |
| 571 |
|
) |
| 572 |
|
|
| 573 |
0 |
content = self.show(session, _id) |
| 574 |
0 |
if content["_admin"]["onboardingState"] != "ONBOARDED": |
| 575 |
0 |
raise EngineException( |
| 576 |
|
"Cannot get content because this resource is not at 'ONBOARDED' state. " |
| 577 |
|
"onboardingState is {}".format(content["_admin"]["onboardingState"]), |
| 578 |
|
http_code=HTTPStatus.CONFLICT, |
| 579 |
|
) |
| 580 |
0 |
storage = content["_admin"]["storage"] |
| 581 |
0 |
if path is not None and path != "$DESCRIPTOR": # artifacts |
| 582 |
0 |
if not storage.get("pkg-dir") and not storage.get("folder"): |
| 583 |
0 |
raise EngineException( |
| 584 |
|
"Packages does not contains artifacts", |
| 585 |
|
http_code=HTTPStatus.BAD_REQUEST, |
| 586 |
|
) |
| 587 |
0 |
if self.fs.file_exists( |
| 588 |
|
(storage["folder"], storage["pkg-dir"], *path), "dir" |
| 589 |
|
): |
| 590 |
0 |
folder_content = self.fs.dir_ls( |
| 591 |
|
(storage["folder"], storage["pkg-dir"], *path) |
| 592 |
|
) |
| 593 |
0 |
return folder_content, "text/plain" |
| 594 |
|
# TODO manage folders in http |
| 595 |
|
else: |
| 596 |
0 |
return ( |
| 597 |
|
self.fs.file_open( |
| 598 |
|
(storage["folder"], storage["pkg-dir"], *path), "rb" |
| 599 |
|
), |
| 600 |
|
"application/octet-stream", |
| 601 |
|
) |
| 602 |
|
|
| 603 |
|
# pkgtype accept ZIP TEXT -> result |
| 604 |
|
# manyfiles yes X -> zip |
| 605 |
|
# no yes -> error |
| 606 |
|
# onefile yes no -> zip |
| 607 |
|
# X yes -> text |
| 608 |
0 |
contain_many_files = False |
| 609 |
0 |
if storage.get("pkg-dir"): |
| 610 |
|
# check if there are more than one file in the package, ignoring checksums.txt. |
| 611 |
0 |
pkg_files = self.fs.dir_ls((storage["folder"], storage["pkg-dir"])) |
| 612 |
0 |
if len(pkg_files) >= 3 or ( |
| 613 |
|
len(pkg_files) == 2 and "checksums.txt" not in pkg_files |
| 614 |
|
): |
| 615 |
0 |
contain_many_files = True |
| 616 |
0 |
if accept_text and (not contain_many_files or path == "$DESCRIPTOR"): |
| 617 |
0 |
return ( |
| 618 |
|
self.fs.file_open((storage["folder"], storage["descriptor"]), "r"), |
| 619 |
|
"text/plain", |
| 620 |
|
) |
| 621 |
0 |
elif contain_many_files and not accept_zip: |
| 622 |
0 |
raise EngineException( |
| 623 |
|
"Packages that contains several files need to be retrieved with 'application/zip'" |
| 624 |
|
"Accept header", |
| 625 |
|
http_code=HTTPStatus.NOT_ACCEPTABLE, |
| 626 |
|
) |
| 627 |
|
else: |
| 628 |
0 |
if not storage.get("zipfile"): |
| 629 |
|
# TODO generate zipfile if not present |
| 630 |
0 |
raise EngineException( |
| 631 |
|
"Only allowed 'text/plain' Accept header for this descriptor. To be solved in " |
| 632 |
|
"future versions", |
| 633 |
|
http_code=HTTPStatus.NOT_ACCEPTABLE, |
| 634 |
|
) |
| 635 |
0 |
return ( |
| 636 |
|
self.fs.file_open((storage["folder"], storage["zipfile"]), "rb"), |
| 637 |
|
accept_zip, |
| 638 |
|
) |
| 639 |
|
|
| 640 |
1 |
def _remove_yang_prefixes_from_descriptor(self, descriptor): |
| 641 |
1 |
new_descriptor = {} |
| 642 |
1 |
for k, v in descriptor.items(): |
| 643 |
1 |
new_v = v |
| 644 |
1 |
if isinstance(v, dict): |
| 645 |
1 |
new_v = self._remove_yang_prefixes_from_descriptor(v) |
| 646 |
1 |
elif isinstance(v, list): |
| 647 |
1 |
new_v = list() |
| 648 |
1 |
for x in v: |
| 649 |
1 |
if isinstance(x, dict): |
| 650 |
1 |
new_v.append(self._remove_yang_prefixes_from_descriptor(x)) |
| 651 |
|
else: |
| 652 |
1 |
new_v.append(x) |
| 653 |
1 |
new_descriptor[k.split(":")[-1]] = new_v |
| 654 |
1 |
return new_descriptor |
| 655 |
|
|
| 656 |
1 |
def pyangbind_validation(self, item, data, force=False): |
| 657 |
0 |
raise EngineException( |
| 658 |
|
"Not possible to validate '{}' item".format(item), |
| 659 |
|
http_code=HTTPStatus.INTERNAL_SERVER_ERROR, |
| 660 |
|
) |
| 661 |
|
|
| 662 |
1 |
def _validate_input_edit(self, indata, content, force=False): |
| 663 |
|
# not needed to validate with pyangbind becuase it will be validated at check_conflict_on_edit |
| 664 |
1 |
if "_id" in indata: |
| 665 |
0 |
indata.pop("_id") |
| 666 |
1 |
if "_admin" not in indata: |
| 667 |
1 |
indata["_admin"] = {} |
| 668 |
|
|
| 669 |
1 |
if "operationalState" in indata: |
| 670 |
0 |
if indata["operationalState"] in ("ENABLED", "DISABLED"): |
| 671 |
0 |
indata["_admin"]["operationalState"] = indata.pop("operationalState") |
| 672 |
|
else: |
| 673 |
0 |
raise EngineException( |
| 674 |
|
"State '{}' is not a valid operational state".format( |
| 675 |
|
indata["operationalState"] |
| 676 |
|
), |
| 677 |
|
http_code=HTTPStatus.BAD_REQUEST, |
| 678 |
|
) |
| 679 |
|
|
| 680 |
|
# In the case of user defined data, we need to put the data in the root of the object |
| 681 |
|
# to preserve current expected behaviour |
| 682 |
1 |
if "userDefinedData" in indata: |
| 683 |
0 |
data = indata.pop("userDefinedData") |
| 684 |
0 |
if isinstance(data, dict): |
| 685 |
0 |
indata["_admin"]["userDefinedData"] = data |
| 686 |
|
else: |
| 687 |
0 |
raise EngineException( |
| 688 |
|
"userDefinedData should be an object, but is '{}' instead".format( |
| 689 |
|
type(data) |
| 690 |
|
), |
| 691 |
|
http_code=HTTPStatus.BAD_REQUEST, |
| 692 |
|
) |
| 693 |
|
|
| 694 |
1 |
if ( |
| 695 |
|
"operationalState" in indata["_admin"] |
| 696 |
|
and content["_admin"]["operationalState"] |
| 697 |
|
== indata["_admin"]["operationalState"] |
| 698 |
|
): |
| 699 |
0 |
raise EngineException( |
| 700 |
|
"operationalState already {}".format( |
| 701 |
|
content["_admin"]["operationalState"] |
| 702 |
|
), |
| 703 |
|
http_code=HTTPStatus.CONFLICT, |
| 704 |
|
) |
| 705 |
|
|
| 706 |
1 |
return indata |
| 707 |
|
|
| 708 |
1 |
def _validate_descriptor_changes( |
| 709 |
|
self, |
| 710 |
|
descriptor_id, |
| 711 |
|
descriptor_file_name, |
| 712 |
|
old_descriptor_directory, |
| 713 |
|
new_descriptor_directory, |
| 714 |
|
): |
| 715 |
|
# Example: |
| 716 |
|
# raise EngineException( |
| 717 |
|
# "Error in validating new descriptor: <NODE> cannot be modified", |
| 718 |
|
# http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 719 |
|
# ) |
| 720 |
0 |
pass |
| 721 |
|
|
| 722 |
|
|
| 723 |
1 |
class VnfdTopic(DescriptorTopic): |
| 724 |
1 |
topic = "vnfds" |
| 725 |
1 |
topic_msg = "vnfd" |
| 726 |
|
|
| 727 |
1 |
def __init__(self, db, fs, msg, auth): |
| 728 |
1 |
DescriptorTopic.__init__(self, db, fs, msg, auth) |
| 729 |
|
|
| 730 |
1 |
def pyangbind_validation(self, item, data, force=False): |
| 731 |
1 |
if self._descriptor_data_is_in_old_format(data): |
| 732 |
0 |
raise EngineException( |
| 733 |
|
"ERROR: Unsupported descriptor format. Please, use an ETSI SOL006 descriptor.", |
| 734 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 735 |
|
) |
| 736 |
1 |
try: |
| 737 |
1 |
myvnfd = etsi_nfv_vnfd.etsi_nfv_vnfd() |
| 738 |
1 |
pybindJSONDecoder.load_ietf_json( |
| 739 |
|
{"etsi-nfv-vnfd:vnfd": data}, |
| 740 |
|
None, |
| 741 |
|
None, |
| 742 |
|
obj=myvnfd, |
| 743 |
|
path_helper=True, |
| 744 |
|
skip_unknown=force, |
| 745 |
|
) |
| 746 |
1 |
out = pybindJSON.dumps(myvnfd, mode="ietf") |
| 747 |
1 |
desc_out = self._remove_envelop(yaml.safe_load(out)) |
| 748 |
1 |
desc_out = self._remove_yang_prefixes_from_descriptor(desc_out) |
| 749 |
1 |
return utils.deep_update_dict(data, desc_out) |
| 750 |
1 |
except Exception as e: |
| 751 |
1 |
raise EngineException( |
| 752 |
|
"Error in pyangbind validation: {}".format(str(e)), |
| 753 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 754 |
|
) |
| 755 |
|
|
| 756 |
1 |
@staticmethod |
| 757 |
1 |
def _descriptor_data_is_in_old_format(data): |
| 758 |
1 |
return ("vnfd-catalog" in data) or ("vnfd:vnfd-catalog" in data) |
| 759 |
|
|
| 760 |
1 |
@staticmethod |
| 761 |
1 |
def _remove_envelop(indata=None): |
| 762 |
1 |
if not indata: |
| 763 |
0 |
return {} |
| 764 |
1 |
clean_indata = indata |
| 765 |
|
|
| 766 |
1 |
if clean_indata.get("etsi-nfv-vnfd:vnfd"): |
| 767 |
1 |
if not isinstance(clean_indata["etsi-nfv-vnfd:vnfd"], dict): |
| 768 |
0 |
raise EngineException("'etsi-nfv-vnfd:vnfd' must be a dict") |
| 769 |
1 |
clean_indata = clean_indata["etsi-nfv-vnfd:vnfd"] |
| 770 |
1 |
elif clean_indata.get("vnfd"): |
| 771 |
1 |
if not isinstance(clean_indata["vnfd"], dict): |
| 772 |
1 |
raise EngineException("'vnfd' must be dict") |
| 773 |
0 |
clean_indata = clean_indata["vnfd"] |
| 774 |
|
|
| 775 |
1 |
return clean_indata |
| 776 |
|
|
| 777 |
1 |
def check_conflict_on_edit(self, session, final_content, edit_content, _id): |
| 778 |
1 |
final_content = super().check_conflict_on_edit( |
| 779 |
|
session, final_content, edit_content, _id |
| 780 |
|
) |
| 781 |
|
|
| 782 |
|
# set type of vnfd |
| 783 |
1 |
contains_pdu = False |
| 784 |
1 |
contains_vdu = False |
| 785 |
1 |
for vdu in get_iterable(final_content.get("vdu")): |
| 786 |
1 |
if vdu.get("pdu-type"): |
| 787 |
0 |
contains_pdu = True |
| 788 |
|
else: |
| 789 |
1 |
contains_vdu = True |
| 790 |
1 |
if contains_pdu: |
| 791 |
0 |
final_content["_admin"]["type"] = "hnfd" if contains_vdu else "pnfd" |
| 792 |
1 |
elif contains_vdu: |
| 793 |
1 |
final_content["_admin"]["type"] = "vnfd" |
| 794 |
|
# if neither vud nor pdu do not fill type |
| 795 |
1 |
return final_content |
| 796 |
|
|
| 797 |
1 |
def check_conflict_on_del(self, session, _id, db_content): |
| 798 |
|
""" |
| 799 |
|
Check that there is not any NSD that uses this VNFD. Only NSDs belonging to this project are considered. Note |
| 800 |
|
that VNFD can be public and be used by NSD of other projects. Also check there are not deployments, or vnfr |
| 801 |
|
that uses this vnfd |
| 802 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 803 |
|
:param _id: vnfd internal id |
| 804 |
|
:param db_content: The database content of the _id. |
| 805 |
|
:return: None or raises EngineException with the conflict |
| 806 |
|
""" |
| 807 |
1 |
if session["force"]: |
| 808 |
0 |
return |
| 809 |
1 |
descriptor = db_content |
| 810 |
1 |
descriptor_id = descriptor.get("id") |
| 811 |
1 |
if not descriptor_id: # empty vnfd not uploaded |
| 812 |
0 |
return |
| 813 |
|
|
| 814 |
1 |
_filter = self._get_project_filter(session) |
| 815 |
|
|
| 816 |
|
# check vnfrs using this vnfd |
| 817 |
1 |
_filter["vnfd-id"] = _id |
| 818 |
1 |
if self.db.get_list("vnfrs", _filter): |
| 819 |
1 |
raise EngineException( |
| 820 |
|
"There is at least one VNF instance using this descriptor", |
| 821 |
|
http_code=HTTPStatus.CONFLICT, |
| 822 |
|
) |
| 823 |
|
|
| 824 |
|
# check NSD referencing this VNFD |
| 825 |
1 |
del _filter["vnfd-id"] |
| 826 |
1 |
_filter["vnfd-id"] = descriptor_id |
| 827 |
1 |
if self.db.get_list("nsds", _filter): |
| 828 |
1 |
raise EngineException( |
| 829 |
|
"There is at least one NS package referencing this descriptor", |
| 830 |
|
http_code=HTTPStatus.CONFLICT, |
| 831 |
|
) |
| 832 |
|
|
| 833 |
1 |
def _validate_input_new(self, indata, storage_params, force=False): |
| 834 |
1 |
indata.pop("onboardingState", None) |
| 835 |
1 |
indata.pop("operationalState", None) |
| 836 |
1 |
indata.pop("usageState", None) |
| 837 |
1 |
indata.pop("links", None) |
| 838 |
|
|
| 839 |
1 |
indata = self.pyangbind_validation("vnfds", indata, force) |
| 840 |
|
# Cross references validation in the descriptor |
| 841 |
|
|
| 842 |
1 |
self.validate_mgmt_interface_connection_point(indata) |
| 843 |
|
|
| 844 |
1 |
for vdu in get_iterable(indata.get("vdu")): |
| 845 |
1 |
self.validate_vdu_internal_connection_points(vdu) |
| 846 |
1 |
self._validate_vdu_cloud_init_in_package(storage_params, vdu, indata) |
| 847 |
1 |
self._validate_vdu_charms_in_package(storage_params, indata) |
| 848 |
|
|
| 849 |
1 |
self._validate_vnf_charms_in_package(storage_params, indata) |
| 850 |
|
|
| 851 |
1 |
self.validate_external_connection_points(indata) |
| 852 |
1 |
self.validate_internal_virtual_links(indata) |
| 853 |
1 |
self.validate_monitoring_params(indata) |
| 854 |
1 |
self.validate_scaling_group_descriptor(indata) |
| 855 |
1 |
self.validate_healing_group_descriptor(indata) |
| 856 |
1 |
self.validate_alarm_group_descriptor(indata) |
| 857 |
1 |
self.validate_storage_compute_descriptor(indata) |
| 858 |
1 |
self.validate_helm_chart(indata) |
| 859 |
|
|
| 860 |
1 |
return indata |
| 861 |
|
|
| 862 |
1 |
@staticmethod |
| 863 |
1 |
def validate_helm_chart(indata): |
| 864 |
1 |
kdus = indata.get("kdu", []) |
| 865 |
1 |
for kdu in kdus: |
| 866 |
1 |
helm_chart_value = kdu.get("helm-chart") |
| 867 |
1 |
if not helm_chart_value: |
| 868 |
0 |
continue |
| 869 |
1 |
if not valid_helm_chart_re.match(helm_chart_value): |
| 870 |
1 |
raise EngineException( |
| 871 |
|
"helm-chart '{}' is not valid".format(helm_chart_value), |
| 872 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 873 |
|
) |
| 874 |
|
|
| 875 |
1 |
@staticmethod |
| 876 |
1 |
def validate_mgmt_interface_connection_point(indata): |
| 877 |
1 |
if not indata.get("vdu"): |
| 878 |
1 |
return |
| 879 |
1 |
if not indata.get("mgmt-cp"): |
| 880 |
1 |
raise EngineException( |
| 881 |
|
"'mgmt-cp' is a mandatory field and it is not defined", |
| 882 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 883 |
|
) |
| 884 |
|
|
| 885 |
1 |
for cp in get_iterable(indata.get("ext-cpd")): |
| 886 |
1 |
if cp["id"] == indata["mgmt-cp"]: |
| 887 |
1 |
break |
| 888 |
|
else: |
| 889 |
1 |
raise EngineException( |
| 890 |
|
"mgmt-cp='{}' must match an existing ext-cpd".format(indata["mgmt-cp"]), |
| 891 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 892 |
|
) |
| 893 |
|
|
| 894 |
1 |
@staticmethod |
| 895 |
1 |
def validate_vdu_internal_connection_points(vdu): |
| 896 |
1 |
int_cpds = set() |
| 897 |
1 |
for cpd in get_iterable(vdu.get("int-cpd")): |
| 898 |
1 |
cpd_id = cpd.get("id") |
| 899 |
1 |
if cpd_id and cpd_id in int_cpds: |
| 900 |
1 |
raise EngineException( |
| 901 |
|
"vdu[id='{}']:int-cpd[id='{}'] is already used by other int-cpd".format( |
| 902 |
|
vdu["id"], cpd_id |
| 903 |
|
), |
| 904 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 905 |
|
) |
| 906 |
1 |
int_cpds.add(cpd_id) |
| 907 |
|
|
| 908 |
1 |
@staticmethod |
| 909 |
1 |
def validate_external_connection_points(indata): |
| 910 |
1 |
all_vdus_int_cpds = set() |
| 911 |
1 |
for vdu in get_iterable(indata.get("vdu")): |
| 912 |
1 |
for int_cpd in get_iterable(vdu.get("int-cpd")): |
| 913 |
1 |
all_vdus_int_cpds.add((vdu.get("id"), int_cpd.get("id"))) |
| 914 |
|
|
| 915 |
1 |
ext_cpds = set() |
| 916 |
1 |
for cpd in get_iterable(indata.get("ext-cpd")): |
| 917 |
1 |
cpd_id = cpd.get("id") |
| 918 |
1 |
if cpd_id and cpd_id in ext_cpds: |
| 919 |
1 |
raise EngineException( |
| 920 |
|
"ext-cpd[id='{}'] is already used by other ext-cpd".format(cpd_id), |
| 921 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 922 |
|
) |
| 923 |
1 |
ext_cpds.add(cpd_id) |
| 924 |
|
|
| 925 |
1 |
int_cpd = cpd.get("int-cpd") |
| 926 |
1 |
if int_cpd: |
| 927 |
1 |
if (int_cpd.get("vdu-id"), int_cpd.get("cpd")) not in all_vdus_int_cpds: |
| 928 |
1 |
raise EngineException( |
| 929 |
|
"ext-cpd[id='{}']:int-cpd must match an existing vdu int-cpd".format( |
| 930 |
|
cpd_id |
| 931 |
|
), |
| 932 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 933 |
|
) |
| 934 |
|
# TODO: Validate k8s-cluster-net points to a valid k8s-cluster:nets ? |
| 935 |
|
|
| 936 |
1 |
def _validate_vdu_charms_in_package(self, storage_params, indata): |
| 937 |
1 |
for df in indata["df"]: |
| 938 |
1 |
if ( |
| 939 |
|
"lcm-operations-configuration" in df |
| 940 |
|
and "operate-vnf-op-config" in df["lcm-operations-configuration"] |
| 941 |
|
): |
| 942 |
1 |
configs = df["lcm-operations-configuration"][ |
| 943 |
|
"operate-vnf-op-config" |
| 944 |
|
].get("day1-2", []) |
| 945 |
1 |
vdus = df.get("vdu-profile", []) |
| 946 |
1 |
for vdu in vdus: |
| 947 |
1 |
for config in configs: |
| 948 |
1 |
if config["id"] == vdu["id"] and utils.find_in_list( |
| 949 |
|
config.get("execution-environment-list", []), |
| 950 |
|
lambda ee: "juju" in ee, |
| 951 |
|
): |
| 952 |
0 |
if not self._validate_package_folders( |
| 953 |
|
storage_params, "charms" |
| 954 |
|
) and not self._validate_package_folders( |
| 955 |
|
storage_params, "Scripts/charms" |
| 956 |
|
): |
| 957 |
0 |
raise EngineException( |
| 958 |
|
"Charm defined in vnf[id={}] but not present in " |
| 959 |
|
"package".format(indata["id"]) |
| 960 |
|
) |
| 961 |
|
|
| 962 |
1 |
def _validate_vdu_cloud_init_in_package(self, storage_params, vdu, indata): |
| 963 |
1 |
if not vdu.get("cloud-init-file"): |
| 964 |
1 |
return |
| 965 |
1 |
if not self._validate_package_folders( |
| 966 |
|
storage_params, "cloud_init", vdu["cloud-init-file"] |
| 967 |
|
) and not self._validate_package_folders( |
| 968 |
|
storage_params, "Scripts/cloud_init", vdu["cloud-init-file"] |
| 969 |
|
): |
| 970 |
1 |
raise EngineException( |
| 971 |
|
"Cloud-init defined in vnf[id={}]:vdu[id={}] but not present in " |
| 972 |
|
"package".format(indata["id"], vdu["id"]) |
| 973 |
|
) |
| 974 |
|
|
| 975 |
1 |
def _validate_vnf_charms_in_package(self, storage_params, indata): |
| 976 |
|
# Get VNF configuration through new container |
| 977 |
1 |
for deployment_flavor in indata.get("df", []): |
| 978 |
1 |
if "lcm-operations-configuration" not in deployment_flavor: |
| 979 |
1 |
return |
| 980 |
1 |
if ( |
| 981 |
|
"operate-vnf-op-config" |
| 982 |
|
not in deployment_flavor["lcm-operations-configuration"] |
| 983 |
|
): |
| 984 |
0 |
return |
| 985 |
1 |
for day_1_2_config in deployment_flavor["lcm-operations-configuration"][ |
| 986 |
|
"operate-vnf-op-config" |
| 987 |
|
]["day1-2"]: |
| 988 |
1 |
if day_1_2_config["id"] == indata["id"]: |
| 989 |
1 |
if utils.find_in_list( |
| 990 |
|
day_1_2_config.get("execution-environment-list", []), |
| 991 |
|
lambda ee: "juju" in ee, |
| 992 |
|
): |
| 993 |
1 |
if not self._validate_package_folders( |
| 994 |
|
storage_params, "charms" |
| 995 |
|
) and not self._validate_package_folders( |
| 996 |
|
storage_params, "Scripts/charms" |
| 997 |
|
): |
| 998 |
1 |
raise EngineException( |
| 999 |
|
"Charm defined in vnf[id={}] but not present in " |
| 1000 |
|
"package".format(indata["id"]) |
| 1001 |
|
) |
| 1002 |
|
|
| 1003 |
1 |
def _validate_package_folders(self, storage_params, folder, file=None): |
| 1004 |
1 |
if not storage_params: |
| 1005 |
0 |
return False |
| 1006 |
1 |
elif not storage_params.get("pkg-dir"): |
| 1007 |
0 |
if self.fs.file_exists("{}_".format(storage_params["folder"]), "dir"): |
| 1008 |
0 |
f = "{}_/{}".format(storage_params["folder"], folder) |
| 1009 |
|
else: |
| 1010 |
0 |
f = "{}/{}".format(storage_params["folder"], folder) |
| 1011 |
0 |
if file: |
| 1012 |
0 |
return self.fs.file_exists("{}/{}".format(f, file), "file") |
| 1013 |
|
else: |
| 1014 |
0 |
if self.fs.file_exists(f, "dir"): |
| 1015 |
0 |
if self.fs.dir_ls(f): |
| 1016 |
0 |
return True |
| 1017 |
0 |
return False |
| 1018 |
|
else: |
| 1019 |
1 |
if self.fs.file_exists("{}_".format(storage_params["folder"]), "dir"): |
| 1020 |
1 |
f = "{}_/{}/{}".format( |
| 1021 |
|
storage_params["folder"], storage_params["pkg-dir"], folder |
| 1022 |
|
) |
| 1023 |
|
else: |
| 1024 |
1 |
f = "{}/{}/{}".format( |
| 1025 |
|
storage_params["folder"], storage_params["pkg-dir"], folder |
| 1026 |
|
) |
| 1027 |
1 |
if file: |
| 1028 |
1 |
return self.fs.file_exists("{}/{}".format(f, file), "file") |
| 1029 |
|
else: |
| 1030 |
1 |
if self.fs.file_exists(f, "dir"): |
| 1031 |
1 |
if self.fs.dir_ls(f): |
| 1032 |
1 |
return True |
| 1033 |
1 |
return False |
| 1034 |
|
|
| 1035 |
1 |
@staticmethod |
| 1036 |
1 |
def validate_internal_virtual_links(indata): |
| 1037 |
1 |
all_ivld_ids = set() |
| 1038 |
1 |
for ivld in get_iterable(indata.get("int-virtual-link-desc")): |
| 1039 |
1 |
ivld_id = ivld.get("id") |
| 1040 |
1 |
if ivld_id and ivld_id in all_ivld_ids: |
| 1041 |
1 |
raise EngineException( |
| 1042 |
|
"Duplicated VLD id in int-virtual-link-desc[id={}]".format(ivld_id), |
| 1043 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1044 |
|
) |
| 1045 |
|
else: |
| 1046 |
1 |
all_ivld_ids.add(ivld_id) |
| 1047 |
|
|
| 1048 |
1 |
for vdu in get_iterable(indata.get("vdu")): |
| 1049 |
1 |
for int_cpd in get_iterable(vdu.get("int-cpd")): |
| 1050 |
1 |
int_cpd_ivld_id = int_cpd.get("int-virtual-link-desc") |
| 1051 |
1 |
if int_cpd_ivld_id and int_cpd_ivld_id not in all_ivld_ids: |
| 1052 |
1 |
raise EngineException( |
| 1053 |
|
"vdu[id='{}']:int-cpd[id='{}']:int-virtual-link-desc='{}' must match an existing " |
| 1054 |
|
"int-virtual-link-desc".format( |
| 1055 |
|
vdu["id"], int_cpd["id"], int_cpd_ivld_id |
| 1056 |
|
), |
| 1057 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1058 |
|
) |
| 1059 |
|
|
| 1060 |
1 |
for df in get_iterable(indata.get("df")): |
| 1061 |
1 |
for vlp in get_iterable(df.get("virtual-link-profile")): |
| 1062 |
1 |
vlp_ivld_id = vlp.get("id") |
| 1063 |
1 |
if vlp_ivld_id and vlp_ivld_id not in all_ivld_ids: |
| 1064 |
1 |
raise EngineException( |
| 1065 |
|
"df[id='{}']:virtual-link-profile='{}' must match an existing " |
| 1066 |
|
"int-virtual-link-desc".format(df["id"], vlp_ivld_id), |
| 1067 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1068 |
|
) |
| 1069 |
|
|
| 1070 |
1 |
@staticmethod |
| 1071 |
1 |
def validate_monitoring_params(indata): |
| 1072 |
1 |
all_monitoring_params = set() |
| 1073 |
1 |
for ivld in get_iterable(indata.get("int-virtual-link-desc")): |
| 1074 |
1 |
for mp in get_iterable(ivld.get("monitoring-parameters")): |
| 1075 |
1 |
mp_id = mp.get("id") |
| 1076 |
1 |
if mp_id and mp_id in all_monitoring_params: |
| 1077 |
1 |
raise EngineException( |
| 1078 |
|
"Duplicated monitoring-parameter id in " |
| 1079 |
|
"int-virtual-link-desc[id='{}']:monitoring-parameters[id='{}']".format( |
| 1080 |
|
ivld["id"], mp_id |
| 1081 |
|
), |
| 1082 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1083 |
|
) |
| 1084 |
|
else: |
| 1085 |
1 |
all_monitoring_params.add(mp_id) |
| 1086 |
|
|
| 1087 |
1 |
for vdu in get_iterable(indata.get("vdu")): |
| 1088 |
1 |
for mp in get_iterable(vdu.get("monitoring-parameter")): |
| 1089 |
1 |
mp_id = mp.get("id") |
| 1090 |
1 |
if mp_id and mp_id in all_monitoring_params: |
| 1091 |
1 |
raise EngineException( |
| 1092 |
|
"Duplicated monitoring-parameter id in " |
| 1093 |
|
"vdu[id='{}']:monitoring-parameter[id='{}']".format( |
| 1094 |
|
vdu["id"], mp_id |
| 1095 |
|
), |
| 1096 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1097 |
|
) |
| 1098 |
|
else: |
| 1099 |
1 |
all_monitoring_params.add(mp_id) |
| 1100 |
|
|
| 1101 |
1 |
for df in get_iterable(indata.get("df")): |
| 1102 |
1 |
for mp in get_iterable(df.get("monitoring-parameter")): |
| 1103 |
1 |
mp_id = mp.get("id") |
| 1104 |
1 |
if mp_id and mp_id in all_monitoring_params: |
| 1105 |
1 |
raise EngineException( |
| 1106 |
|
"Duplicated monitoring-parameter id in " |
| 1107 |
|
"df[id='{}']:monitoring-parameter[id='{}']".format( |
| 1108 |
|
df["id"], mp_id |
| 1109 |
|
), |
| 1110 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1111 |
|
) |
| 1112 |
|
else: |
| 1113 |
1 |
all_monitoring_params.add(mp_id) |
| 1114 |
|
|
| 1115 |
1 |
@staticmethod |
| 1116 |
1 |
def validate_scaling_group_descriptor(indata): |
| 1117 |
1 |
all_monitoring_params = set() |
| 1118 |
1 |
all_vdu_ids = set() |
| 1119 |
1 |
for df in get_iterable(indata.get("df")): |
| 1120 |
1 |
for il in get_iterable(df.get("instantiation-level")): |
| 1121 |
1 |
for vl in get_iterable(il.get("vdu-level")): |
| 1122 |
1 |
all_vdu_ids.add(vl.get("vdu-id")) |
| 1123 |
|
|
| 1124 |
1 |
for ivld in get_iterable(indata.get("int-virtual-link-desc")): |
| 1125 |
1 |
for mp in get_iterable(ivld.get("monitoring-parameters")): |
| 1126 |
0 |
all_monitoring_params.add(mp.get("id")) |
| 1127 |
|
|
| 1128 |
1 |
for vdu in get_iterable(indata.get("vdu")): |
| 1129 |
1 |
for mp in get_iterable(vdu.get("monitoring-parameter")): |
| 1130 |
1 |
all_monitoring_params.add(mp.get("id")) |
| 1131 |
|
|
| 1132 |
1 |
for df in get_iterable(indata.get("df")): |
| 1133 |
1 |
for mp in get_iterable(df.get("monitoring-parameter")): |
| 1134 |
0 |
all_monitoring_params.add(mp.get("id")) |
| 1135 |
|
|
| 1136 |
1 |
for df in get_iterable(indata.get("df")): |
| 1137 |
1 |
for sa in get_iterable(df.get("scaling-aspect")): |
| 1138 |
1 |
for deltas in get_iterable( |
| 1139 |
|
sa.get("aspect-delta-details").get("deltas") |
| 1140 |
|
): |
| 1141 |
1 |
for vds in get_iterable(deltas.get("vdu-delta")): |
| 1142 |
1 |
sa_vdu_id = vds.get("id") |
| 1143 |
1 |
if sa_vdu_id and sa_vdu_id not in all_vdu_ids: |
| 1144 |
1 |
raise EngineException( |
| 1145 |
|
"df[id='{}']:scaling-aspect[id='{}']:aspect-delta-details" |
| 1146 |
|
"[delta='{}']: " |
| 1147 |
|
"vdu-id='{}' not defined in vdu".format( |
| 1148 |
|
df["id"], |
| 1149 |
|
sa["id"], |
| 1150 |
|
deltas["id"], |
| 1151 |
|
sa_vdu_id, |
| 1152 |
|
), |
| 1153 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1154 |
|
) |
| 1155 |
|
|
| 1156 |
1 |
for df in get_iterable(indata.get("df")): |
| 1157 |
1 |
for sa in get_iterable(df.get("scaling-aspect")): |
| 1158 |
1 |
for sp in get_iterable(sa.get("scaling-policy")): |
| 1159 |
1 |
for sc in get_iterable(sp.get("scaling-criteria")): |
| 1160 |
1 |
sc_monitoring_param = sc.get("vnf-monitoring-param-ref") |
| 1161 |
1 |
if ( |
| 1162 |
|
sc_monitoring_param |
| 1163 |
|
and sc_monitoring_param not in all_monitoring_params |
| 1164 |
|
): |
| 1165 |
1 |
raise EngineException( |
| 1166 |
|
"df[id='{}']:scaling-aspect[id='{}']:scaling-policy" |
| 1167 |
|
"[name='{}']:scaling-criteria[name='{}']: " |
| 1168 |
|
"vnf-monitoring-param-ref='{}' not defined in any monitoring-param".format( |
| 1169 |
|
df["id"], |
| 1170 |
|
sa["id"], |
| 1171 |
|
sp["name"], |
| 1172 |
|
sc["name"], |
| 1173 |
|
sc_monitoring_param, |
| 1174 |
|
), |
| 1175 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1176 |
|
) |
| 1177 |
|
|
| 1178 |
1 |
for sca in get_iterable(sa.get("scaling-config-action")): |
| 1179 |
1 |
if ( |
| 1180 |
|
"lcm-operations-configuration" not in df |
| 1181 |
|
or "operate-vnf-op-config" |
| 1182 |
|
not in df["lcm-operations-configuration"] |
| 1183 |
|
or not utils.find_in_list( |
| 1184 |
|
df["lcm-operations-configuration"][ |
| 1185 |
|
"operate-vnf-op-config" |
| 1186 |
|
].get("day1-2", []), |
| 1187 |
|
lambda config: config["id"] == indata["id"], |
| 1188 |
|
) |
| 1189 |
|
): |
| 1190 |
1 |
raise EngineException( |
| 1191 |
|
"'day1-2 configuration' not defined in the descriptor but it is " |
| 1192 |
|
"referenced by df[id='{}']:scaling-aspect[id='{}']:scaling-config-action".format( |
| 1193 |
|
df["id"], sa["id"] |
| 1194 |
|
), |
| 1195 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1196 |
|
) |
| 1197 |
1 |
for configuration in get_iterable( |
| 1198 |
|
df["lcm-operations-configuration"]["operate-vnf-op-config"].get( |
| 1199 |
|
"day1-2", [] |
| 1200 |
|
) |
| 1201 |
|
): |
| 1202 |
1 |
for primitive in get_iterable( |
| 1203 |
|
configuration.get("config-primitive") |
| 1204 |
|
): |
| 1205 |
1 |
if ( |
| 1206 |
|
primitive["name"] |
| 1207 |
|
== sca["vnf-config-primitive-name-ref"] |
| 1208 |
|
): |
| 1209 |
1 |
break |
| 1210 |
|
else: |
| 1211 |
1 |
raise EngineException( |
| 1212 |
|
"df[id='{}']:scaling-aspect[id='{}']:scaling-config-action:vnf-" |
| 1213 |
|
"config-primitive-name-ref='{}' does not match any " |
| 1214 |
|
"day1-2 configuration:config-primitive:name".format( |
| 1215 |
|
df["id"], |
| 1216 |
|
sa["id"], |
| 1217 |
|
sca["vnf-config-primitive-name-ref"], |
| 1218 |
|
), |
| 1219 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1220 |
|
) |
| 1221 |
|
|
| 1222 |
1 |
@staticmethod |
| 1223 |
1 |
def validate_healing_group_descriptor(indata): |
| 1224 |
1 |
all_vdu_ids = set() |
| 1225 |
1 |
for df in get_iterable(indata.get("df")): |
| 1226 |
1 |
for il in get_iterable(df.get("instantiation-level")): |
| 1227 |
1 |
for vl in get_iterable(il.get("vdu-level")): |
| 1228 |
1 |
all_vdu_ids.add(vl.get("vdu-id")) |
| 1229 |
|
|
| 1230 |
1 |
for df in get_iterable(indata.get("df")): |
| 1231 |
1 |
for ha in get_iterable(df.get("healing-aspect")): |
| 1232 |
1 |
for hp in get_iterable(ha.get("healing-policy")): |
| 1233 |
1 |
hp_monitoring_param = hp.get("vdu-id") |
| 1234 |
1 |
if hp_monitoring_param and hp_monitoring_param not in all_vdu_ids: |
| 1235 |
1 |
raise EngineException( |
| 1236 |
|
"df[id='{}']:healing-aspect[id='{}']:healing-policy" |
| 1237 |
|
"[name='{}']: " |
| 1238 |
|
"vdu-id='{}' not defined in vdu".format( |
| 1239 |
|
df["id"], |
| 1240 |
|
ha["id"], |
| 1241 |
|
hp["event-name"], |
| 1242 |
|
hp_monitoring_param, |
| 1243 |
|
), |
| 1244 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1245 |
|
) |
| 1246 |
|
|
| 1247 |
1 |
@staticmethod |
| 1248 |
1 |
def validate_alarm_group_descriptor(indata): |
| 1249 |
1 |
all_monitoring_params = set() |
| 1250 |
1 |
for ivld in get_iterable(indata.get("int-virtual-link-desc")): |
| 1251 |
1 |
for mp in get_iterable(ivld.get("monitoring-parameters")): |
| 1252 |
0 |
all_monitoring_params.add(mp.get("id")) |
| 1253 |
|
|
| 1254 |
1 |
for vdu in get_iterable(indata.get("vdu")): |
| 1255 |
1 |
for mp in get_iterable(vdu.get("monitoring-parameter")): |
| 1256 |
1 |
all_monitoring_params.add(mp.get("id")) |
| 1257 |
|
|
| 1258 |
1 |
for df in get_iterable(indata.get("df")): |
| 1259 |
1 |
for mp in get_iterable(df.get("monitoring-parameter")): |
| 1260 |
0 |
all_monitoring_params.add(mp.get("id")) |
| 1261 |
|
|
| 1262 |
1 |
for vdus in get_iterable(indata.get("vdu")): |
| 1263 |
1 |
for alarms in get_iterable(vdus.get("alarm")): |
| 1264 |
1 |
alarm_monitoring_param = alarms.get("vnf-monitoring-param-ref") |
| 1265 |
1 |
if ( |
| 1266 |
|
alarm_monitoring_param |
| 1267 |
|
and alarm_monitoring_param not in all_monitoring_params |
| 1268 |
|
): |
| 1269 |
1 |
raise EngineException( |
| 1270 |
|
"vdu[id='{}']:alarm[id='{}']:" |
| 1271 |
|
"vnf-monitoring-param-ref='{}' not defined in any monitoring-param".format( |
| 1272 |
|
vdus["id"], |
| 1273 |
|
alarms["alarm-id"], |
| 1274 |
|
alarm_monitoring_param, |
| 1275 |
|
), |
| 1276 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1277 |
|
) |
| 1278 |
|
|
| 1279 |
1 |
@staticmethod |
| 1280 |
1 |
def validate_storage_compute_descriptor(indata): |
| 1281 |
1 |
all_vsd_ids = set() |
| 1282 |
1 |
for vsd in get_iterable(indata.get("virtual-storage-desc")): |
| 1283 |
1 |
all_vsd_ids.add(vsd.get("id")) |
| 1284 |
|
|
| 1285 |
1 |
all_vcd_ids = set() |
| 1286 |
1 |
for vcd in get_iterable(indata.get("virtual-compute-desc")): |
| 1287 |
1 |
all_vcd_ids.add(vcd.get("id")) |
| 1288 |
|
|
| 1289 |
1 |
for vdus in get_iterable(indata.get("vdu")): |
| 1290 |
1 |
for vsd_ref in vdus.get("virtual-storage-desc"): |
| 1291 |
1 |
if vsd_ref and vsd_ref not in all_vsd_ids: |
| 1292 |
1 |
raise EngineException( |
| 1293 |
|
"vdu[virtual-storage-desc='{}']" |
| 1294 |
|
"not defined in vnfd".format( |
| 1295 |
|
vsd_ref, |
| 1296 |
|
), |
| 1297 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1298 |
|
) |
| 1299 |
|
|
| 1300 |
1 |
for vdus in get_iterable(indata.get("vdu")): |
| 1301 |
1 |
vcd_ref = vdus.get("virtual-compute-desc") |
| 1302 |
1 |
if vcd_ref and vcd_ref not in all_vcd_ids: |
| 1303 |
1 |
raise EngineException( |
| 1304 |
|
"vdu[virtual-compute-desc='{}']" |
| 1305 |
|
"not defined in vnfd".format( |
| 1306 |
|
vdus["virtual-compute-desc"], |
| 1307 |
|
), |
| 1308 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1309 |
|
) |
| 1310 |
|
|
| 1311 |
1 |
def delete_extra(self, session, _id, db_content, not_send_msg=None): |
| 1312 |
|
""" |
| 1313 |
|
Deletes associate file system storage (via super) |
| 1314 |
|
Deletes associated vnfpkgops from database. |
| 1315 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 1316 |
|
:param _id: server internal id |
| 1317 |
|
:param db_content: The database content of the descriptor |
| 1318 |
|
:return: None |
| 1319 |
|
:raises: FsException in case of error while deleting associated storage |
| 1320 |
|
""" |
| 1321 |
1 |
super().delete_extra(session, _id, db_content, not_send_msg) |
| 1322 |
1 |
self.db.del_list("vnfpkgops", {"vnfPkgId": _id}) |
| 1323 |
1 |
self.db.del_list(self.topic + "_revisions", {"_id": {"$regex": _id}}) |
| 1324 |
|
|
| 1325 |
1 |
def sol005_projection(self, data): |
| 1326 |
0 |
data["onboardingState"] = data["_admin"]["onboardingState"] |
| 1327 |
0 |
data["operationalState"] = data["_admin"]["operationalState"] |
| 1328 |
0 |
data["usageState"] = data["_admin"]["usageState"] |
| 1329 |
|
|
| 1330 |
0 |
links = {} |
| 1331 |
0 |
links["self"] = {"href": "/vnfpkgm/v1/vnf_packages/{}".format(data["_id"])} |
| 1332 |
0 |
links["vnfd"] = {"href": "/vnfpkgm/v1/vnf_packages/{}/vnfd".format(data["_id"])} |
| 1333 |
0 |
links["packageContent"] = { |
| 1334 |
|
"href": "/vnfpkgm/v1/vnf_packages/{}/package_content".format(data["_id"]) |
| 1335 |
|
} |
| 1336 |
0 |
data["_links"] = links |
| 1337 |
|
|
| 1338 |
0 |
return super().sol005_projection(data) |
| 1339 |
|
|
| 1340 |
1 |
@staticmethod |
| 1341 |
1 |
def find_software_version(vnfd: dict) -> str: |
| 1342 |
|
"""Find the sotware version in the VNFD descriptors |
| 1343 |
|
|
| 1344 |
|
Args: |
| 1345 |
|
vnfd (dict): Descriptor as a dictionary |
| 1346 |
|
|
| 1347 |
|
Returns: |
| 1348 |
|
software-version (str) |
| 1349 |
|
""" |
| 1350 |
1 |
default_sw_version = "1.0" |
| 1351 |
1 |
if vnfd.get("vnfd"): |
| 1352 |
0 |
vnfd = vnfd["vnfd"] |
| 1353 |
1 |
if vnfd.get("software-version"): |
| 1354 |
1 |
return vnfd["software-version"] |
| 1355 |
|
else: |
| 1356 |
1 |
return default_sw_version |
| 1357 |
|
|
| 1358 |
1 |
@staticmethod |
| 1359 |
1 |
def extract_policies(vnfd: dict) -> dict: |
| 1360 |
|
"""Removes the policies from the VNFD descriptors |
| 1361 |
|
|
| 1362 |
|
Args: |
| 1363 |
|
vnfd (dict): Descriptor as a dictionary |
| 1364 |
|
|
| 1365 |
|
Returns: |
| 1366 |
|
vnfd (dict): VNFD which does not include policies |
| 1367 |
|
""" |
| 1368 |
1 |
for df in vnfd.get("df", {}): |
| 1369 |
1 |
for policy in ["scaling-aspect", "healing-aspect"]: |
| 1370 |
1 |
if df.get(policy, {}): |
| 1371 |
1 |
df.pop(policy) |
| 1372 |
1 |
for vdu in vnfd.get("vdu", {}): |
| 1373 |
1 |
for alarm_policy in ["alarm", "monitoring-parameter"]: |
| 1374 |
1 |
if vdu.get(alarm_policy, {}): |
| 1375 |
1 |
vdu.pop(alarm_policy) |
| 1376 |
1 |
return vnfd |
| 1377 |
|
|
| 1378 |
1 |
@staticmethod |
| 1379 |
1 |
def extract_day12_primitives(vnfd: dict) -> dict: |
| 1380 |
|
"""Removes the day12 primitives from the VNFD descriptors |
| 1381 |
|
|
| 1382 |
|
Args: |
| 1383 |
|
vnfd (dict): Descriptor as a dictionary |
| 1384 |
|
|
| 1385 |
|
Returns: |
| 1386 |
|
vnfd (dict) |
| 1387 |
|
""" |
| 1388 |
1 |
for df_id, df in enumerate(vnfd.get("df", {})): |
| 1389 |
1 |
if ( |
| 1390 |
|
df.get("lcm-operations-configuration", {}) |
| 1391 |
|
.get("operate-vnf-op-config", {}) |
| 1392 |
|
.get("day1-2") |
| 1393 |
|
): |
| 1394 |
1 |
day12 = df["lcm-operations-configuration"]["operate-vnf-op-config"].get( |
| 1395 |
|
"day1-2" |
| 1396 |
|
) |
| 1397 |
1 |
for config_id, config in enumerate(day12): |
| 1398 |
1 |
for key in [ |
| 1399 |
|
"initial-config-primitive", |
| 1400 |
|
"config-primitive", |
| 1401 |
|
"terminate-config-primitive", |
| 1402 |
|
]: |
| 1403 |
1 |
config.pop(key, None) |
| 1404 |
1 |
day12[config_id] = config |
| 1405 |
1 |
df["lcm-operations-configuration"]["operate-vnf-op-config"][ |
| 1406 |
|
"day1-2" |
| 1407 |
|
] = day12 |
| 1408 |
1 |
vnfd["df"][df_id] = df |
| 1409 |
1 |
return vnfd |
| 1410 |
|
|
| 1411 |
1 |
def remove_modifiable_items(self, vnfd: dict) -> dict: |
| 1412 |
|
"""Removes the modifiable parts from the VNFD descriptors |
| 1413 |
|
|
| 1414 |
|
It calls different extract functions according to different update types |
| 1415 |
|
to clear all the modifiable items from VNFD |
| 1416 |
|
|
| 1417 |
|
Args: |
| 1418 |
|
vnfd (dict): Descriptor as a dictionary |
| 1419 |
|
|
| 1420 |
|
Returns: |
| 1421 |
|
vnfd (dict): Descriptor which does not include modifiable contents |
| 1422 |
|
""" |
| 1423 |
1 |
if vnfd.get("vnfd"): |
| 1424 |
0 |
vnfd = vnfd["vnfd"] |
| 1425 |
1 |
vnfd.pop("_admin", None) |
| 1426 |
|
# If the other extractions need to be done from VNFD, |
| 1427 |
|
# the new extract methods could be appended to below list. |
| 1428 |
1 |
for extract_function in [self.extract_day12_primitives, self.extract_policies]: |
| 1429 |
1 |
vnfd_temp = extract_function(vnfd) |
| 1430 |
1 |
vnfd = vnfd_temp |
| 1431 |
1 |
return vnfd |
| 1432 |
|
|
| 1433 |
1 |
def _validate_descriptor_changes( |
| 1434 |
|
self, |
| 1435 |
|
descriptor_id: str, |
| 1436 |
|
descriptor_file_name: str, |
| 1437 |
|
old_descriptor_directory: str, |
| 1438 |
|
new_descriptor_directory: str, |
| 1439 |
|
): |
| 1440 |
|
"""Compares the old and new VNFD descriptors and validates the new descriptor. |
| 1441 |
|
|
| 1442 |
|
Args: |
| 1443 |
|
old_descriptor_directory (str): Directory of descriptor which is in-use |
| 1444 |
|
new_descriptor_directory (str): Directory of descriptor which is proposed to update (new revision) |
| 1445 |
|
|
| 1446 |
|
Returns: |
| 1447 |
|
None |
| 1448 |
|
|
| 1449 |
|
Raises: |
| 1450 |
|
EngineException: In case of error when there are unallowed changes |
| 1451 |
|
""" |
| 1452 |
1 |
try: |
| 1453 |
|
# If VNFD does not exist in DB or it is not in use by any NS, |
| 1454 |
|
# validation is not required. |
| 1455 |
1 |
vnfd = self.db.get_one("vnfds", {"_id": descriptor_id}) |
| 1456 |
1 |
if not vnfd or not detect_descriptor_usage(vnfd, "vnfds", self.db): |
| 1457 |
1 |
return |
| 1458 |
|
|
| 1459 |
|
# Get the old and new descriptor contents in order to compare them. |
| 1460 |
1 |
with self.fs.file_open( |
| 1461 |
|
(old_descriptor_directory.rstrip("/"), descriptor_file_name), "r" |
| 1462 |
|
) as old_descriptor_file: |
| 1463 |
1 |
with self.fs.file_open( |
| 1464 |
|
(new_descriptor_directory.rstrip("/"), descriptor_file_name), "r" |
| 1465 |
|
) as new_descriptor_file: |
| 1466 |
1 |
old_content = yaml.safe_load(old_descriptor_file.read()) |
| 1467 |
1 |
new_content = yaml.safe_load(new_descriptor_file.read()) |
| 1468 |
|
|
| 1469 |
|
# If software version has changed, we do not need to validate |
| 1470 |
|
# the differences anymore. |
| 1471 |
1 |
if old_content and new_content: |
| 1472 |
1 |
if self.find_software_version( |
| 1473 |
|
old_content |
| 1474 |
|
) != self.find_software_version(new_content): |
| 1475 |
1 |
return |
| 1476 |
|
|
| 1477 |
1 |
disallowed_change = DeepDiff( |
| 1478 |
|
self.remove_modifiable_items(old_content), |
| 1479 |
|
self.remove_modifiable_items(new_content), |
| 1480 |
|
) |
| 1481 |
|
|
| 1482 |
1 |
if disallowed_change: |
| 1483 |
1 |
changed_nodes = functools.reduce( |
| 1484 |
|
lambda a, b: a + " , " + b, |
| 1485 |
|
[ |
| 1486 |
|
node.lstrip("root") |
| 1487 |
|
for node in disallowed_change.get( |
| 1488 |
|
"values_changed" |
| 1489 |
|
).keys() |
| 1490 |
|
], |
| 1491 |
|
) |
| 1492 |
|
|
| 1493 |
1 |
raise EngineException( |
| 1494 |
|
f"Error in validating new descriptor: {changed_nodes} cannot be modified, " |
| 1495 |
|
"there are disallowed changes in the vnf descriptor.", |
| 1496 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1497 |
|
) |
| 1498 |
1 |
except ( |
| 1499 |
|
DbException, |
| 1500 |
|
AttributeError, |
| 1501 |
|
IndexError, |
| 1502 |
|
KeyError, |
| 1503 |
|
ValueError, |
| 1504 |
|
) as e: |
| 1505 |
0 |
raise type(e)( |
| 1506 |
|
"VNF Descriptor could not be processed with error: {}.".format(e) |
| 1507 |
|
) |
| 1508 |
|
|
| 1509 |
|
|
| 1510 |
1 |
class NsdTopic(DescriptorTopic): |
| 1511 |
1 |
topic = "nsds" |
| 1512 |
1 |
topic_msg = "nsd" |
| 1513 |
|
|
| 1514 |
1 |
def __init__(self, db, fs, msg, auth): |
| 1515 |
1 |
super().__init__(db, fs, msg, auth) |
| 1516 |
|
|
| 1517 |
1 |
def pyangbind_validation(self, item, data, force=False): |
| 1518 |
1 |
if self._descriptor_data_is_in_old_format(data): |
| 1519 |
0 |
raise EngineException( |
| 1520 |
|
"ERROR: Unsupported descriptor format. Please, use an ETSI SOL006 descriptor.", |
| 1521 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1522 |
|
) |
| 1523 |
1 |
try: |
| 1524 |
1 |
nsd_vnf_profiles = data.get("df", [{}])[0].get("vnf-profile", []) |
| 1525 |
1 |
mynsd = etsi_nfv_nsd.etsi_nfv_nsd() |
| 1526 |
1 |
pybindJSONDecoder.load_ietf_json( |
| 1527 |
|
{"nsd": {"nsd": [data]}}, |
| 1528 |
|
None, |
| 1529 |
|
None, |
| 1530 |
|
obj=mynsd, |
| 1531 |
|
path_helper=True, |
| 1532 |
|
skip_unknown=force, |
| 1533 |
|
) |
| 1534 |
1 |
out = pybindJSON.dumps(mynsd, mode="ietf") |
| 1535 |
1 |
desc_out = self._remove_envelop(yaml.safe_load(out)) |
| 1536 |
1 |
desc_out = self._remove_yang_prefixes_from_descriptor(desc_out) |
| 1537 |
1 |
if nsd_vnf_profiles: |
| 1538 |
1 |
desc_out["df"][0]["vnf-profile"] = nsd_vnf_profiles |
| 1539 |
1 |
return desc_out |
| 1540 |
1 |
except Exception as e: |
| 1541 |
1 |
raise EngineException( |
| 1542 |
|
"Error in pyangbind validation: {}".format(str(e)), |
| 1543 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1544 |
|
) |
| 1545 |
|
|
| 1546 |
1 |
@staticmethod |
| 1547 |
1 |
def _descriptor_data_is_in_old_format(data): |
| 1548 |
1 |
return ("nsd-catalog" in data) or ("nsd:nsd-catalog" in data) |
| 1549 |
|
|
| 1550 |
1 |
@staticmethod |
| 1551 |
1 |
def _remove_envelop(indata=None): |
| 1552 |
1 |
if not indata: |
| 1553 |
0 |
return {} |
| 1554 |
1 |
clean_indata = indata |
| 1555 |
|
|
| 1556 |
1 |
if clean_indata.get("nsd"): |
| 1557 |
1 |
clean_indata = clean_indata["nsd"] |
| 1558 |
1 |
elif clean_indata.get("etsi-nfv-nsd:nsd"): |
| 1559 |
1 |
clean_indata = clean_indata["etsi-nfv-nsd:nsd"] |
| 1560 |
1 |
if clean_indata.get("nsd"): |
| 1561 |
1 |
if ( |
| 1562 |
|
not isinstance(clean_indata["nsd"], list) |
| 1563 |
|
or len(clean_indata["nsd"]) != 1 |
| 1564 |
|
): |
| 1565 |
1 |
raise EngineException("'nsd' must be a list of only one element") |
| 1566 |
1 |
clean_indata = clean_indata["nsd"][0] |
| 1567 |
1 |
return clean_indata |
| 1568 |
|
|
| 1569 |
1 |
def _validate_input_new(self, indata, storage_params, force=False): |
| 1570 |
1 |
indata.pop("nsdOnboardingState", None) |
| 1571 |
1 |
indata.pop("nsdOperationalState", None) |
| 1572 |
1 |
indata.pop("nsdUsageState", None) |
| 1573 |
|
|
| 1574 |
1 |
indata.pop("links", None) |
| 1575 |
|
|
| 1576 |
1 |
indata = self.pyangbind_validation("nsds", indata, force) |
| 1577 |
|
# Cross references validation in the descriptor |
| 1578 |
|
# TODO validata that if contains cloud-init-file or charms, have artifacts _admin.storage."pkg-dir" is not none |
| 1579 |
1 |
for vld in get_iterable(indata.get("virtual-link-desc")): |
| 1580 |
1 |
self.validate_vld_mgmt_network_with_virtual_link_protocol_data(vld, indata) |
| 1581 |
|
|
| 1582 |
1 |
self.validate_vnf_profiles_vnfd_id(indata) |
| 1583 |
|
|
| 1584 |
1 |
return indata |
| 1585 |
|
|
| 1586 |
1 |
@staticmethod |
| 1587 |
1 |
def validate_vld_mgmt_network_with_virtual_link_protocol_data(vld, indata): |
| 1588 |
1 |
if not vld.get("mgmt-network"): |
| 1589 |
1 |
return |
| 1590 |
1 |
vld_id = vld.get("id") |
| 1591 |
1 |
for df in get_iterable(indata.get("df")): |
| 1592 |
1 |
for vlp in get_iterable(df.get("virtual-link-profile")): |
| 1593 |
1 |
if vld_id and vld_id == vlp.get("virtual-link-desc-id"): |
| 1594 |
1 |
if vlp.get("virtual-link-protocol-data"): |
| 1595 |
1 |
raise EngineException( |
| 1596 |
|
"Error at df[id='{}']:virtual-link-profile[id='{}']:virtual-link-" |
| 1597 |
|
"protocol-data You cannot set a virtual-link-protocol-data " |
| 1598 |
|
"when mgmt-network is True".format(df["id"], vlp["id"]), |
| 1599 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1600 |
|
) |
| 1601 |
|
|
| 1602 |
1 |
@staticmethod |
| 1603 |
1 |
def validate_vnf_profiles_vnfd_id(indata): |
| 1604 |
1 |
all_vnfd_ids = set(get_iterable(indata.get("vnfd-id"))) |
| 1605 |
1 |
for df in get_iterable(indata.get("df")): |
| 1606 |
1 |
for vnf_profile in get_iterable(df.get("vnf-profile")): |
| 1607 |
1 |
vnfd_id = vnf_profile.get("vnfd-id") |
| 1608 |
1 |
if vnfd_id and vnfd_id not in all_vnfd_ids: |
| 1609 |
1 |
raise EngineException( |
| 1610 |
|
"Error at df[id='{}']:vnf_profile[id='{}']:vnfd-id='{}' " |
| 1611 |
|
"does not match any vnfd-id".format( |
| 1612 |
|
df["id"], vnf_profile["id"], vnfd_id |
| 1613 |
|
), |
| 1614 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1615 |
|
) |
| 1616 |
|
|
| 1617 |
1 |
def _validate_input_edit(self, indata, content, force=False): |
| 1618 |
|
# not needed to validate with pyangbind becuase it will be validated at check_conflict_on_edit |
| 1619 |
|
""" |
| 1620 |
|
indata looks as follows: |
| 1621 |
|
- In the new case (conformant) |
| 1622 |
|
{'nsdOperationalState': 'DISABLED', 'userDefinedData': {'id': 'string23', |
| 1623 |
|
'_id': 'c6ddc544-cede-4b94-9ebe-be07b298a3c1', 'name': 'simon46'}} |
| 1624 |
|
- In the old case (backwards-compatible) |
| 1625 |
|
{'id': 'string23', '_id': 'c6ddc544-cede-4b94-9ebe-be07b298a3c1', 'name': 'simon46'} |
| 1626 |
|
""" |
| 1627 |
1 |
if "_admin" not in indata: |
| 1628 |
1 |
indata["_admin"] = {} |
| 1629 |
|
|
| 1630 |
1 |
if "nsdOperationalState" in indata: |
| 1631 |
0 |
if indata["nsdOperationalState"] in ("ENABLED", "DISABLED"): |
| 1632 |
0 |
indata["_admin"]["operationalState"] = indata.pop("nsdOperationalState") |
| 1633 |
|
else: |
| 1634 |
0 |
raise EngineException( |
| 1635 |
|
"State '{}' is not a valid operational state".format( |
| 1636 |
|
indata["nsdOperationalState"] |
| 1637 |
|
), |
| 1638 |
|
http_code=HTTPStatus.BAD_REQUEST, |
| 1639 |
|
) |
| 1640 |
|
|
| 1641 |
|
# In the case of user defined data, we need to put the data in the root of the object |
| 1642 |
|
# to preserve current expected behaviour |
| 1643 |
1 |
if "userDefinedData" in indata: |
| 1644 |
0 |
data = indata.pop("userDefinedData") |
| 1645 |
0 |
if isinstance(data, dict): |
| 1646 |
0 |
indata["_admin"]["userDefinedData"] = data |
| 1647 |
|
else: |
| 1648 |
0 |
raise EngineException( |
| 1649 |
|
"userDefinedData should be an object, but is '{}' instead".format( |
| 1650 |
|
type(data) |
| 1651 |
|
), |
| 1652 |
|
http_code=HTTPStatus.BAD_REQUEST, |
| 1653 |
|
) |
| 1654 |
1 |
if ( |
| 1655 |
|
"operationalState" in indata["_admin"] |
| 1656 |
|
and content["_admin"]["operationalState"] |
| 1657 |
|
== indata["_admin"]["operationalState"] |
| 1658 |
|
): |
| 1659 |
0 |
raise EngineException( |
| 1660 |
|
"nsdOperationalState already {}".format( |
| 1661 |
|
content["_admin"]["operationalState"] |
| 1662 |
|
), |
| 1663 |
|
http_code=HTTPStatus.CONFLICT, |
| 1664 |
|
) |
| 1665 |
1 |
return indata |
| 1666 |
|
|
| 1667 |
1 |
def _check_descriptor_dependencies(self, session, descriptor): |
| 1668 |
|
""" |
| 1669 |
|
Check that the dependent descriptors exist on a new descriptor or edition. Also checks references to vnfd |
| 1670 |
|
connection points are ok |
| 1671 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 1672 |
|
:param descriptor: descriptor to be inserted or edit |
| 1673 |
|
:return: None or raises exception |
| 1674 |
|
""" |
| 1675 |
1 |
if session["force"]: |
| 1676 |
1 |
return |
| 1677 |
1 |
vnfds_index = self._get_descriptor_constituent_vnfds_index(session, descriptor) |
| 1678 |
|
|
| 1679 |
|
# Cross references validation in the descriptor and vnfd connection point validation |
| 1680 |
1 |
for df in get_iterable(descriptor.get("df")): |
| 1681 |
1 |
self.validate_df_vnf_profiles_constituent_connection_points(df, vnfds_index) |
| 1682 |
|
|
| 1683 |
1 |
def _get_descriptor_constituent_vnfds_index(self, session, descriptor): |
| 1684 |
1 |
vnfds_index = {} |
| 1685 |
1 |
if descriptor.get("vnfd-id") and not session["force"]: |
| 1686 |
1 |
for vnfd_id in get_iterable(descriptor.get("vnfd-id")): |
| 1687 |
1 |
query_filter = self._get_project_filter(session) |
| 1688 |
1 |
query_filter["id"] = vnfd_id |
| 1689 |
1 |
vnf_list = self.db.get_list("vnfds", query_filter) |
| 1690 |
1 |
if not vnf_list: |
| 1691 |
1 |
raise EngineException( |
| 1692 |
|
"Descriptor error at 'vnfd-id'='{}' references a non " |
| 1693 |
|
"existing vnfd".format(vnfd_id), |
| 1694 |
|
http_code=HTTPStatus.CONFLICT, |
| 1695 |
|
) |
| 1696 |
1 |
vnfds_index[vnfd_id] = vnf_list[0] |
| 1697 |
1 |
return vnfds_index |
| 1698 |
|
|
| 1699 |
1 |
@staticmethod |
| 1700 |
1 |
def validate_df_vnf_profiles_constituent_connection_points(df, vnfds_index): |
| 1701 |
1 |
for vnf_profile in get_iterable(df.get("vnf-profile")): |
| 1702 |
1 |
vnfd = vnfds_index.get(vnf_profile["vnfd-id"]) |
| 1703 |
1 |
all_vnfd_ext_cpds = set() |
| 1704 |
1 |
for ext_cpd in get_iterable(vnfd.get("ext-cpd")): |
| 1705 |
1 |
if ext_cpd.get("id"): |
| 1706 |
1 |
all_vnfd_ext_cpds.add(ext_cpd.get("id")) |
| 1707 |
|
|
| 1708 |
1 |
for virtual_link in get_iterable( |
| 1709 |
|
vnf_profile.get("virtual-link-connectivity") |
| 1710 |
|
): |
| 1711 |
1 |
for vl_cpd in get_iterable(virtual_link.get("constituent-cpd-id")): |
| 1712 |
1 |
vl_cpd_id = vl_cpd.get("constituent-cpd-id") |
| 1713 |
1 |
if vl_cpd_id and vl_cpd_id not in all_vnfd_ext_cpds: |
| 1714 |
1 |
raise EngineException( |
| 1715 |
|
"Error at df[id='{}']:vnf-profile[id='{}']:virtual-link-connectivity" |
| 1716 |
|
"[virtual-link-profile-id='{}']:constituent-cpd-id='{}' references a " |
| 1717 |
|
"non existing ext-cpd:id inside vnfd '{}'".format( |
| 1718 |
|
df["id"], |
| 1719 |
|
vnf_profile["id"], |
| 1720 |
|
virtual_link["virtual-link-profile-id"], |
| 1721 |
|
vl_cpd_id, |
| 1722 |
|
vnfd["id"], |
| 1723 |
|
), |
| 1724 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1725 |
|
) |
| 1726 |
|
|
| 1727 |
1 |
def check_conflict_on_edit(self, session, final_content, edit_content, _id): |
| 1728 |
1 |
final_content = super().check_conflict_on_edit( |
| 1729 |
|
session, final_content, edit_content, _id |
| 1730 |
|
) |
| 1731 |
|
|
| 1732 |
1 |
self._check_descriptor_dependencies(session, final_content) |
| 1733 |
|
|
| 1734 |
1 |
return final_content |
| 1735 |
|
|
| 1736 |
1 |
def check_conflict_on_del(self, session, _id, db_content): |
| 1737 |
|
""" |
| 1738 |
|
Check that there is not any NSR that uses this NSD. Only NSRs belonging to this project are considered. Note |
| 1739 |
|
that NSD can be public and be used by other projects. |
| 1740 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 1741 |
|
:param _id: nsd internal id |
| 1742 |
|
:param db_content: The database content of the _id |
| 1743 |
|
:return: None or raises EngineException with the conflict |
| 1744 |
|
""" |
| 1745 |
1 |
if session["force"]: |
| 1746 |
0 |
return |
| 1747 |
1 |
descriptor = db_content |
| 1748 |
1 |
descriptor_id = descriptor.get("id") |
| 1749 |
1 |
if not descriptor_id: # empty nsd not uploaded |
| 1750 |
0 |
return |
| 1751 |
|
|
| 1752 |
|
# check NSD used by NS |
| 1753 |
1 |
_filter = self._get_project_filter(session) |
| 1754 |
1 |
_filter["nsd-id"] = _id |
| 1755 |
1 |
if self.db.get_list("nsrs", _filter): |
| 1756 |
1 |
raise EngineException( |
| 1757 |
|
"There is at least one NS instance using this descriptor", |
| 1758 |
|
http_code=HTTPStatus.CONFLICT, |
| 1759 |
|
) |
| 1760 |
|
|
| 1761 |
|
# check NSD referenced by NST |
| 1762 |
1 |
del _filter["nsd-id"] |
| 1763 |
1 |
_filter["netslice-subnet.ANYINDEX.nsd-ref"] = descriptor_id |
| 1764 |
1 |
if self.db.get_list("nsts", _filter): |
| 1765 |
1 |
raise EngineException( |
| 1766 |
|
"There is at least one NetSlice Template referencing this descriptor", |
| 1767 |
|
http_code=HTTPStatus.CONFLICT, |
| 1768 |
|
) |
| 1769 |
|
|
| 1770 |
1 |
def delete_extra(self, session, _id, db_content, not_send_msg=None): |
| 1771 |
|
""" |
| 1772 |
|
Deletes associate file system storage (via super) |
| 1773 |
|
Deletes associated vnfpkgops from database. |
| 1774 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 1775 |
|
:param _id: server internal id |
| 1776 |
|
:param db_content: The database content of the descriptor |
| 1777 |
|
:return: None |
| 1778 |
|
:raises: FsException in case of error while deleting associated storage |
| 1779 |
|
""" |
| 1780 |
1 |
super().delete_extra(session, _id, db_content, not_send_msg) |
| 1781 |
1 |
self.db.del_list(self.topic + "_revisions", {"_id": {"$regex": _id}}) |
| 1782 |
|
|
| 1783 |
1 |
@staticmethod |
| 1784 |
1 |
def extract_day12_primitives(nsd: dict) -> dict: |
| 1785 |
|
"""Removes the day12 primitives from the NSD descriptors |
| 1786 |
|
|
| 1787 |
|
Args: |
| 1788 |
|
nsd (dict): Descriptor as a dictionary |
| 1789 |
|
|
| 1790 |
|
Returns: |
| 1791 |
|
nsd (dict): Cleared NSD |
| 1792 |
|
""" |
| 1793 |
1 |
if nsd.get("ns-configuration"): |
| 1794 |
1 |
for key in [ |
| 1795 |
|
"config-primitive", |
| 1796 |
|
"initial-config-primitive", |
| 1797 |
|
"terminate-config-primitive", |
| 1798 |
|
]: |
| 1799 |
1 |
nsd["ns-configuration"].pop(key, None) |
| 1800 |
1 |
return nsd |
| 1801 |
|
|
| 1802 |
1 |
def remove_modifiable_items(self, nsd: dict) -> dict: |
| 1803 |
|
"""Removes the modifiable parts from the VNFD descriptors |
| 1804 |
|
|
| 1805 |
|
It calls different extract functions according to different update types |
| 1806 |
|
to clear all the modifiable items from NSD |
| 1807 |
|
|
| 1808 |
|
Args: |
| 1809 |
|
nsd (dict): Descriptor as a dictionary |
| 1810 |
|
|
| 1811 |
|
Returns: |
| 1812 |
|
nsd (dict): Descriptor which does not include modifiable contents |
| 1813 |
|
""" |
| 1814 |
1 |
while isinstance(nsd, dict) and nsd.get("nsd"): |
| 1815 |
0 |
nsd = nsd["nsd"] |
| 1816 |
1 |
if isinstance(nsd, list): |
| 1817 |
0 |
nsd = nsd[0] |
| 1818 |
1 |
nsd.pop("_admin", None) |
| 1819 |
|
# If the more extractions need to be done from NSD, |
| 1820 |
|
# the new extract methods could be appended to below list. |
| 1821 |
1 |
for extract_function in [self.extract_day12_primitives]: |
| 1822 |
1 |
nsd_temp = extract_function(nsd) |
| 1823 |
1 |
nsd = nsd_temp |
| 1824 |
1 |
return nsd |
| 1825 |
|
|
| 1826 |
1 |
def _validate_descriptor_changes( |
| 1827 |
|
self, |
| 1828 |
|
descriptor_id: str, |
| 1829 |
|
descriptor_file_name: str, |
| 1830 |
|
old_descriptor_directory: str, |
| 1831 |
|
new_descriptor_directory: str, |
| 1832 |
|
): |
| 1833 |
|
"""Compares the old and new NSD descriptors and validates the new descriptor |
| 1834 |
|
|
| 1835 |
|
Args: |
| 1836 |
|
old_descriptor_directory: Directory of descriptor which is in-use |
| 1837 |
|
new_descriptor_directory: Directory of descriptor which is proposed to update (new revision) |
| 1838 |
|
|
| 1839 |
|
Returns: |
| 1840 |
|
None |
| 1841 |
|
|
| 1842 |
|
Raises: |
| 1843 |
|
EngineException: In case of error if the changes are not allowed |
| 1844 |
|
""" |
| 1845 |
|
|
| 1846 |
1 |
try: |
| 1847 |
|
# If NSD does not exist in DB, or it is not in use by any NS, |
| 1848 |
|
# validation is not required. |
| 1849 |
1 |
nsd = self.db.get_one("nsds", {"_id": descriptor_id}, fail_on_empty=False) |
| 1850 |
1 |
if not nsd or not detect_descriptor_usage(nsd, "nsds", self.db): |
| 1851 |
1 |
return |
| 1852 |
|
|
| 1853 |
|
# Get the old and new descriptor contents in order to compare them. |
| 1854 |
1 |
with self.fs.file_open( |
| 1855 |
|
(old_descriptor_directory.rstrip("/"), descriptor_file_name), "r" |
| 1856 |
|
) as old_descriptor_file: |
| 1857 |
1 |
with self.fs.file_open( |
| 1858 |
|
(new_descriptor_directory.rstrip("/"), descriptor_file_name), "r" |
| 1859 |
|
) as new_descriptor_file: |
| 1860 |
1 |
old_content = yaml.safe_load(old_descriptor_file.read()) |
| 1861 |
1 |
new_content = yaml.safe_load(new_descriptor_file.read()) |
| 1862 |
|
|
| 1863 |
1 |
if old_content and new_content: |
| 1864 |
1 |
disallowed_change = DeepDiff( |
| 1865 |
|
self.remove_modifiable_items(old_content), |
| 1866 |
|
self.remove_modifiable_items(new_content), |
| 1867 |
|
) |
| 1868 |
|
|
| 1869 |
1 |
if disallowed_change: |
| 1870 |
1 |
changed_nodes = functools.reduce( |
| 1871 |
|
lambda a, b: a + ", " + b, |
| 1872 |
|
[ |
| 1873 |
|
node.lstrip("root") |
| 1874 |
|
for node in disallowed_change.get( |
| 1875 |
|
"values_changed" |
| 1876 |
|
).keys() |
| 1877 |
|
], |
| 1878 |
|
) |
| 1879 |
|
|
| 1880 |
1 |
raise EngineException( |
| 1881 |
|
f"Error in validating new descriptor: {changed_nodes} cannot be modified, " |
| 1882 |
|
"there are disallowed changes in the ns descriptor. ", |
| 1883 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1884 |
|
) |
| 1885 |
1 |
except ( |
| 1886 |
|
DbException, |
| 1887 |
|
AttributeError, |
| 1888 |
|
IndexError, |
| 1889 |
|
KeyError, |
| 1890 |
|
ValueError, |
| 1891 |
|
) as e: |
| 1892 |
0 |
raise type(e)( |
| 1893 |
|
"NS Descriptor could not be processed with error: {}.".format(e) |
| 1894 |
|
) |
| 1895 |
|
|
| 1896 |
1 |
def sol005_projection(self, data): |
| 1897 |
0 |
data["nsdOnboardingState"] = data["_admin"]["onboardingState"] |
| 1898 |
0 |
data["nsdOperationalState"] = data["_admin"]["operationalState"] |
| 1899 |
0 |
data["nsdUsageState"] = data["_admin"]["usageState"] |
| 1900 |
|
|
| 1901 |
0 |
links = {} |
| 1902 |
0 |
links["self"] = {"href": "/nsd/v1/ns_descriptors/{}".format(data["_id"])} |
| 1903 |
0 |
links["nsd_content"] = { |
| 1904 |
|
"href": "/nsd/v1/ns_descriptors/{}/nsd_content".format(data["_id"]) |
| 1905 |
|
} |
| 1906 |
0 |
data["_links"] = links |
| 1907 |
|
|
| 1908 |
0 |
return super().sol005_projection(data) |
| 1909 |
|
|
| 1910 |
|
|
| 1911 |
1 |
class NstTopic(DescriptorTopic): |
| 1912 |
1 |
topic = "nsts" |
| 1913 |
1 |
topic_msg = "nst" |
| 1914 |
1 |
quota_name = "slice_templates" |
| 1915 |
|
|
| 1916 |
1 |
def __init__(self, db, fs, msg, auth): |
| 1917 |
0 |
DescriptorTopic.__init__(self, db, fs, msg, auth) |
| 1918 |
|
|
| 1919 |
1 |
def pyangbind_validation(self, item, data, force=False): |
| 1920 |
0 |
try: |
| 1921 |
0 |
mynst = nst_im() |
| 1922 |
0 |
pybindJSONDecoder.load_ietf_json( |
| 1923 |
|
{"nst": [data]}, |
| 1924 |
|
None, |
| 1925 |
|
None, |
| 1926 |
|
obj=mynst, |
| 1927 |
|
path_helper=True, |
| 1928 |
|
skip_unknown=force, |
| 1929 |
|
) |
| 1930 |
0 |
out = pybindJSON.dumps(mynst, mode="ietf") |
| 1931 |
0 |
desc_out = self._remove_envelop(yaml.safe_load(out)) |
| 1932 |
0 |
return desc_out |
| 1933 |
0 |
except Exception as e: |
| 1934 |
0 |
raise EngineException( |
| 1935 |
|
"Error in pyangbind validation: {}".format(str(e)), |
| 1936 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY, |
| 1937 |
|
) |
| 1938 |
|
|
| 1939 |
1 |
@staticmethod |
| 1940 |
1 |
def _remove_envelop(indata=None): |
| 1941 |
0 |
if not indata: |
| 1942 |
0 |
return {} |
| 1943 |
0 |
clean_indata = indata |
| 1944 |
|
|
| 1945 |
0 |
if clean_indata.get("nst"): |
| 1946 |
0 |
if ( |
| 1947 |
|
not isinstance(clean_indata["nst"], list) |
| 1948 |
|
or len(clean_indata["nst"]) != 1 |
| 1949 |
|
): |
| 1950 |
0 |
raise EngineException("'nst' must be a list only one element") |
| 1951 |
0 |
clean_indata = clean_indata["nst"][0] |
| 1952 |
0 |
elif clean_indata.get("nst:nst"): |
| 1953 |
0 |
if ( |
| 1954 |
|
not isinstance(clean_indata["nst:nst"], list) |
| 1955 |
|
or len(clean_indata["nst:nst"]) != 1 |
| 1956 |
|
): |
| 1957 |
0 |
raise EngineException("'nst:nst' must be a list only one element") |
| 1958 |
0 |
clean_indata = clean_indata["nst:nst"][0] |
| 1959 |
0 |
return clean_indata |
| 1960 |
|
|
| 1961 |
1 |
def _validate_input_new(self, indata, storage_params, force=False): |
| 1962 |
0 |
indata.pop("onboardingState", None) |
| 1963 |
0 |
indata.pop("operationalState", None) |
| 1964 |
0 |
indata.pop("usageState", None) |
| 1965 |
0 |
indata = self.pyangbind_validation("nsts", indata, force) |
| 1966 |
0 |
return indata.copy() |
| 1967 |
|
|
| 1968 |
1 |
def _check_descriptor_dependencies(self, session, descriptor): |
| 1969 |
|
""" |
| 1970 |
|
Check that the dependent descriptors exist on a new descriptor or edition |
| 1971 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 1972 |
|
:param descriptor: descriptor to be inserted or edit |
| 1973 |
|
:return: None or raises exception |
| 1974 |
|
""" |
| 1975 |
0 |
if not descriptor.get("netslice-subnet"): |
| 1976 |
0 |
return |
| 1977 |
0 |
for nsd in descriptor["netslice-subnet"]: |
| 1978 |
0 |
nsd_id = nsd["nsd-ref"] |
| 1979 |
0 |
filter_q = self._get_project_filter(session) |
| 1980 |
0 |
filter_q["id"] = nsd_id |
| 1981 |
0 |
if not self.db.get_list("nsds", filter_q): |
| 1982 |
0 |
raise EngineException( |
| 1983 |
|
"Descriptor error at 'netslice-subnet':'nsd-ref'='{}' references a non " |
| 1984 |
|
"existing nsd".format(nsd_id), |
| 1985 |
|
http_code=HTTPStatus.CONFLICT, |
| 1986 |
|
) |
| 1987 |
|
|
| 1988 |
1 |
def check_conflict_on_edit(self, session, final_content, edit_content, _id): |
| 1989 |
0 |
final_content = super().check_conflict_on_edit( |
| 1990 |
|
session, final_content, edit_content, _id |
| 1991 |
|
) |
| 1992 |
|
|
| 1993 |
0 |
self._check_descriptor_dependencies(session, final_content) |
| 1994 |
0 |
return final_content |
| 1995 |
|
|
| 1996 |
1 |
def check_conflict_on_del(self, session, _id, db_content): |
| 1997 |
|
""" |
| 1998 |
|
Check that there is not any NSIR that uses this NST. Only NSIRs belonging to this project are considered. Note |
| 1999 |
|
that NST can be public and be used by other projects. |
| 2000 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 2001 |
|
:param _id: nst internal id |
| 2002 |
|
:param db_content: The database content of the _id. |
| 2003 |
|
:return: None or raises EngineException with the conflict |
| 2004 |
|
""" |
| 2005 |
|
# TODO: Check this method |
| 2006 |
0 |
if session["force"]: |
| 2007 |
0 |
return |
| 2008 |
|
# Get Network Slice Template from Database |
| 2009 |
0 |
_filter = self._get_project_filter(session) |
| 2010 |
0 |
_filter["_admin.nst-id"] = _id |
| 2011 |
0 |
if self.db.get_list("nsis", _filter): |
| 2012 |
0 |
raise EngineException( |
| 2013 |
|
"there is at least one Netslice Instance using this descriptor", |
| 2014 |
|
http_code=HTTPStatus.CONFLICT, |
| 2015 |
|
) |
| 2016 |
|
|
| 2017 |
1 |
def sol005_projection(self, data): |
| 2018 |
0 |
data["onboardingState"] = data["_admin"]["onboardingState"] |
| 2019 |
0 |
data["operationalState"] = data["_admin"]["operationalState"] |
| 2020 |
0 |
data["usageState"] = data["_admin"]["usageState"] |
| 2021 |
|
|
| 2022 |
0 |
links = {} |
| 2023 |
0 |
links["self"] = {"href": "/nst/v1/netslice_templates/{}".format(data["_id"])} |
| 2024 |
0 |
links["nst"] = {"href": "/nst/v1/netslice_templates/{}/nst".format(data["_id"])} |
| 2025 |
0 |
data["_links"] = links |
| 2026 |
|
|
| 2027 |
0 |
return super().sol005_projection(data) |
| 2028 |
|
|
| 2029 |
|
|
| 2030 |
1 |
class PduTopic(BaseTopic): |
| 2031 |
1 |
topic = "pdus" |
| 2032 |
1 |
topic_msg = "pdu" |
| 2033 |
1 |
quota_name = "pduds" |
| 2034 |
1 |
schema_new = pdu_new_schema |
| 2035 |
1 |
schema_edit = pdu_edit_schema |
| 2036 |
|
|
| 2037 |
1 |
def __init__(self, db, fs, msg, auth): |
| 2038 |
0 |
BaseTopic.__init__(self, db, fs, msg, auth) |
| 2039 |
|
|
| 2040 |
1 |
@staticmethod |
| 2041 |
1 |
def format_on_new(content, project_id=None, make_public=False): |
| 2042 |
0 |
BaseTopic.format_on_new(content, project_id=project_id, make_public=make_public) |
| 2043 |
0 |
content["_admin"]["onboardingState"] = "CREATED" |
| 2044 |
0 |
content["_admin"]["operationalState"] = "ENABLED" |
| 2045 |
0 |
content["_admin"]["usageState"] = "NOT_IN_USE" |
| 2046 |
|
|
| 2047 |
1 |
def check_conflict_on_del(self, session, _id, db_content): |
| 2048 |
|
""" |
| 2049 |
|
Check that there is not any vnfr that uses this PDU |
| 2050 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 2051 |
|
:param _id: pdu internal id |
| 2052 |
|
:param db_content: The database content of the _id. |
| 2053 |
|
:return: None or raises EngineException with the conflict |
| 2054 |
|
""" |
| 2055 |
0 |
if session["force"]: |
| 2056 |
0 |
return |
| 2057 |
|
|
| 2058 |
0 |
_filter = self._get_project_filter(session) |
| 2059 |
0 |
_filter["vdur.pdu-id"] = _id |
| 2060 |
0 |
if self.db.get_list("vnfrs", _filter): |
| 2061 |
0 |
raise EngineException( |
| 2062 |
|
"There is at least one VNF instance using this PDU", |
| 2063 |
|
http_code=HTTPStatus.CONFLICT, |
| 2064 |
|
) |
| 2065 |
|
|
| 2066 |
|
|
| 2067 |
1 |
class VnfPkgOpTopic(BaseTopic): |
| 2068 |
1 |
topic = "vnfpkgops" |
| 2069 |
1 |
topic_msg = "vnfd" |
| 2070 |
1 |
schema_new = vnfpkgop_new_schema |
| 2071 |
1 |
schema_edit = None |
| 2072 |
|
|
| 2073 |
1 |
def __init__(self, db, fs, msg, auth): |
| 2074 |
0 |
BaseTopic.__init__(self, db, fs, msg, auth) |
| 2075 |
|
|
| 2076 |
1 |
def edit(self, session, _id, indata=None, kwargs=None, content=None): |
| 2077 |
0 |
raise EngineException( |
| 2078 |
|
"Method 'edit' not allowed for topic '{}'".format(self.topic), |
| 2079 |
|
HTTPStatus.METHOD_NOT_ALLOWED, |
| 2080 |
|
) |
| 2081 |
|
|
| 2082 |
1 |
def delete(self, session, _id, dry_run=False): |
| 2083 |
0 |
raise EngineException( |
| 2084 |
|
"Method 'delete' not allowed for topic '{}'".format(self.topic), |
| 2085 |
|
HTTPStatus.METHOD_NOT_ALLOWED, |
| 2086 |
|
) |
| 2087 |
|
|
| 2088 |
1 |
def delete_list(self, session, filter_q=None): |
| 2089 |
0 |
raise EngineException( |
| 2090 |
|
"Method 'delete_list' not allowed for topic '{}'".format(self.topic), |
| 2091 |
|
HTTPStatus.METHOD_NOT_ALLOWED, |
| 2092 |
|
) |
| 2093 |
|
|
| 2094 |
1 |
def new(self, rollback, session, indata=None, kwargs=None, headers=None): |
| 2095 |
|
""" |
| 2096 |
|
Creates a new entry into database. |
| 2097 |
|
:param rollback: list to append created items at database in case a rollback may to be done |
| 2098 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 2099 |
|
:param indata: data to be inserted |
| 2100 |
|
:param kwargs: used to override the indata descriptor |
| 2101 |
|
:param headers: http request headers |
| 2102 |
|
:return: _id, op_id: |
| 2103 |
|
_id: identity of the inserted data. |
| 2104 |
|
op_id: None |
| 2105 |
|
""" |
| 2106 |
0 |
self._update_input_with_kwargs(indata, kwargs) |
| 2107 |
0 |
validate_input(indata, self.schema_new) |
| 2108 |
0 |
vnfpkg_id = indata["vnfPkgId"] |
| 2109 |
0 |
filter_q = BaseTopic._get_project_filter(session) |
| 2110 |
0 |
filter_q["_id"] = vnfpkg_id |
| 2111 |
0 |
vnfd = self.db.get_one("vnfds", filter_q) |
| 2112 |
0 |
operation = indata["lcmOperationType"] |
| 2113 |
0 |
kdu_name = indata["kdu_name"] |
| 2114 |
0 |
for kdu in vnfd.get("kdu", []): |
| 2115 |
0 |
if kdu["name"] == kdu_name: |
| 2116 |
0 |
helm_chart = kdu.get("helm-chart") |
| 2117 |
0 |
juju_bundle = kdu.get("juju-bundle") |
| 2118 |
0 |
break |
| 2119 |
|
else: |
| 2120 |
0 |
raise EngineException( |
| 2121 |
|
"Not found vnfd[id='{}']:kdu[name='{}']".format(vnfpkg_id, kdu_name) |
| 2122 |
|
) |
| 2123 |
0 |
if helm_chart: |
| 2124 |
0 |
indata["helm-chart"] = helm_chart |
| 2125 |
0 |
match = fullmatch(r"([^/]*)/([^/]*)", helm_chart) |
| 2126 |
0 |
repo_name = match.group(1) if match else None |
| 2127 |
0 |
elif juju_bundle: |
| 2128 |
0 |
indata["juju-bundle"] = juju_bundle |
| 2129 |
0 |
match = fullmatch(r"([^/]*)/([^/]*)", juju_bundle) |
| 2130 |
0 |
repo_name = match.group(1) if match else None |
| 2131 |
|
else: |
| 2132 |
0 |
raise EngineException( |
| 2133 |
|
"Found neither 'helm-chart' nor 'juju-bundle' in vnfd[id='{}']:kdu[name='{}']".format( |
| 2134 |
|
vnfpkg_id, kdu_name |
| 2135 |
|
) |
| 2136 |
|
) |
| 2137 |
0 |
if repo_name: |
| 2138 |
0 |
del filter_q["_id"] |
| 2139 |
0 |
filter_q["name"] = repo_name |
| 2140 |
0 |
repo = self.db.get_one("k8srepos", filter_q) |
| 2141 |
0 |
k8srepo_id = repo.get("_id") |
| 2142 |
0 |
k8srepo_url = repo.get("url") |
| 2143 |
|
else: |
| 2144 |
0 |
k8srepo_id = None |
| 2145 |
0 |
k8srepo_url = None |
| 2146 |
0 |
indata["k8srepoId"] = k8srepo_id |
| 2147 |
0 |
indata["k8srepo_url"] = k8srepo_url |
| 2148 |
0 |
vnfpkgop_id = str(uuid4()) |
| 2149 |
0 |
vnfpkgop_desc = { |
| 2150 |
|
"_id": vnfpkgop_id, |
| 2151 |
|
"operationState": "PROCESSING", |
| 2152 |
|
"vnfPkgId": vnfpkg_id, |
| 2153 |
|
"lcmOperationType": operation, |
| 2154 |
|
"isAutomaticInvocation": False, |
| 2155 |
|
"isCancelPending": False, |
| 2156 |
|
"operationParams": indata, |
| 2157 |
|
"links": { |
| 2158 |
|
"self": "/osm/vnfpkgm/v1/vnfpkg_op_occs/" + vnfpkgop_id, |
| 2159 |
|
"vnfpkg": "/osm/vnfpkgm/v1/vnf_packages/" + vnfpkg_id, |
| 2160 |
|
}, |
| 2161 |
|
} |
| 2162 |
0 |
self.format_on_new( |
| 2163 |
|
vnfpkgop_desc, session["project_id"], make_public=session["public"] |
| 2164 |
|
) |
| 2165 |
0 |
ctime = vnfpkgop_desc["_admin"]["created"] |
| 2166 |
0 |
vnfpkgop_desc["statusEnteredTime"] = ctime |
| 2167 |
0 |
vnfpkgop_desc["startTime"] = ctime |
| 2168 |
0 |
self.db.create(self.topic, vnfpkgop_desc) |
| 2169 |
0 |
rollback.append({"topic": self.topic, "_id": vnfpkgop_id}) |
| 2170 |
0 |
self.msg.write(self.topic_msg, operation, vnfpkgop_desc) |
| 2171 |
0 |
return vnfpkgop_id, None |
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