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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 importlib |
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# import logging |
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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 osm_nbi.validation import ValidationError, pdu_new_schema, pdu_edit_schema, \ |
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validate_input, vnfpkgop_new_schema |
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from osm_nbi.base_topic import BaseTopic, EngineException, get_iterable |
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etsi_nfv_vnfd = importlib.import_module("osm_im.etsi-nfv-vnfd") |
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etsi_nfv_nsd = importlib.import_module("osm_im.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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__author__ = "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>" |
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class DescriptorTopic(BaseTopic): |
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def __init__(self, db, fs, msg, auth): |
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BaseTopic.__init__(self, db, fs, msg, auth) |
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|
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def check_conflict_on_edit(self, session, final_content, edit_content, _id): |
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super().check_conflict_on_edit(session, final_content, edit_content, _id) |
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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(list_item, "{}.{}[{}]" |
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.format(position, desc_key, index)) |
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# Base case |
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if index == 0 and (list_item.get("id") or list_item.get("name")): |
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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(position, desc_key, index) |
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raise EngineException("Error: identifier {} '{}' is not unique and repeats at '{}'" |
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.format(desc_item_id, list_item[desc_item_id], |
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position), HTTPStatus.UNPROCESSABLE_ENTITY) |
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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(final_content, storage_params, session["force"]) |
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# 1.2. modify final_content with a serialized version |
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final_content.clear() |
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final_content.update(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 |
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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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_filter["id"] = final_content["id"] |
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_filter["_id.neq"] = _id |
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if self.db.get_one(self.topic, _filter, fail_on_empty=False): |
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raise EngineException("{} with id '{}' already exists for this project".format(self.topic[:-1], |
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final_content["id"]), |
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HTTPStatus.CONFLICT) |
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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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@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("Found more than one {} with id='{}' belonging to this project".format(topic[:-1], id), |
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HTTPStatus.CONFLICT) |
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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("Not found any {} with id='{}'".format(topic[:-1], id), HTTPStatus.NOT_FOUND) |
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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("Found more than one public {} with id='{}'; and no one belonging to this project".format( |
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topic[:-1], id), HTTPStatus.CONFLICT) |
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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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# _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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# 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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content = {"_admin": {"userDefinedData": indata}} |
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self.format_on_new(content, session["project_id"], make_public=session["public"]) |
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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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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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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 content_type and "application/gzip" in content_type or "application/x-gzip" in content_type or \ |
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"application/zip" in content_type: |
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compressed = "gzip" |
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filename = headers.get("Content-Filename") |
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if not filename: |
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filename = "package.tar.gz" if compressed else "package" |
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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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try: |
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if content_range_text: |
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content_range = content_range_text.replace("-", " ").replace("/", " ").split() |
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if content_range[0] != "bytes": # 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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temp_folder = _id + "_" # all the content is upload here and if ok, it is rename from id_ to is folder |
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if start: |
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if not self.fs.file_exists(temp_folder, 'dir'): |
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raise EngineException("invalid Transaction-Id header", HTTPStatus.NOT_FOUND) |
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else: |
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self.fs.file_delete(temp_folder, ignore_non_exist=True) |
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self.fs.mkdir(temp_folder) |
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storage = self.fs.get_params() |
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storage["folder"] = _id |
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file_path = (temp_folder, 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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if file_size != start: |
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raise EngineException("invalid Content-Range start sequence, expected '{}' but received '{}'".format( |
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file_size, start), HTTPStatus.REQUESTED_RANGE_NOT_SATISFIABLE) |
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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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file_pkg.write(indata_text.encode(encoding="utf-8")) |
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else: |
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indata_len = 0 |
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while True: |
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indata_text = indata.read(4096) |
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indata_len += len(indata_text) |
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if not indata_text: |
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break |
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file_pkg.write(indata_text) |
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if content_range_text: |
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if indata_len != end - start: |
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raise EngineException("Mismatch between Content-Range header {}-{} and body length of {}".format( |
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start, end - 1, indata_len), HTTPStatus.REQUESTED_RANGE_NOT_SATISFIABLE) |
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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 |
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if expected_md5: |
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file_pkg.seek(0, 0) |
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file_md5 = md5() |
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chunk_data = file_pkg.read(1024) |
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while chunk_data: |
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file_md5.update(chunk_data) |
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chunk_data = file_pkg.read(1024) |
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if expected_md5 != file_md5.hexdigest(): |
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raise EngineException("Error, MD5 mismatch", HTTPStatus.CONFLICT) |
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file_pkg.seek(0, 0) |
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if compressed == "gzip": |
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tar = tarfile.open(mode='r', fileobj=file_pkg) |
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descriptor_file_name = None |
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for tarinfo in tar: |
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tarname = tarinfo.name |
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tarname_path = tarname.split("/") |
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if not tarname_path[0] or ".." in tarname_path: # if start with "/" means absolute path |
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raise EngineException("Absolute path or '..' are not allowed for package descriptor tar.gz") |
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if len(tarname_path) == 1 and not tarinfo.isdir(): |
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raise EngineException("All files must be inside a dir for package descriptor tar.gz") |
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if tarname.endswith(".yaml") or tarname.endswith(".json") or tarname.endswith(".yml"): |
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storage["pkg-dir"] = tarname_path[0] |
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if len(tarname_path) == 2: |
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if descriptor_file_name: |
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raise EngineException( |
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"Found more than one descriptor file at package descriptor tar.gz") |
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descriptor_file_name = tarname |
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if not descriptor_file_name: |
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raise EngineException("Not found any descriptor file at package descriptor tar.gz") |
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storage["descriptor"] = descriptor_file_name |
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storage["zipfile"] = filename |
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self.fs.file_extract(tar, temp_folder) |
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with self.fs.file_open((temp_folder, descriptor_file_name), "r") as descriptor_file: |
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content = descriptor_file.read() |
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else: |
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content = file_pkg.read() |
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storage["descriptor"] = descriptor_file_name = filename |
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|
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if descriptor_file_name.endswith(".json"): |
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error_text = "Invalid json format " |
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indata = json.load(content) |
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else: |
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error_text = "Invalid yaml format " |
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indata = yaml.load(content, Loader=yaml.SafeLoader) |
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|
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current_desc["_admin"]["storage"] = storage |
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current_desc["_admin"]["onboardingState"] = "ONBOARDED" |
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current_desc["_admin"]["operationalState"] = "ENABLED" |
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|
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indata = self._remove_envelop(indata) |
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|
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# Override descriptor with query string kwargs |
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if kwargs: |
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self._update_input_with_kwargs(indata, kwargs) |
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|
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deep_update_rfc7396(current_desc, indata) |
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self.check_conflict_on_edit(session, current_desc, indata, _id=_id) |
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current_desc["_admin"]["modified"] = time() |
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self.db.replace(self.topic, _id, current_desc) |
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self.fs.dir_rename(temp_folder, _id) |
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|
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indata["_id"] = _id |
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self._send_msg("edited", indata) |
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# TODO if descriptor has changed because kwargs update content and remove cached zip |
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# TODO if zip is not present creates one |
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return True |
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|
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except EngineException: |
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raise |
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except IndexError: |
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raise EngineException("invalid Content-Range header format. Expected 'bytes start-end/total'", |
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HTTPStatus.REQUESTED_RANGE_NOT_SATISFIABLE) |
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except IOError as e: |
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raise EngineException("invalid upload transaction sequence: '{}'".format(e), HTTPStatus.BAD_REQUEST) |
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except tarfile.ReadError as e: |
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raise EngineException("invalid file content {}".format(e), HTTPStatus.BAD_REQUEST) |
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except (ValueError, yaml.YAMLError) as e: |
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raise EngineException(error_text + str(e)) |
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except ValidationError as e: |
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raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY) |
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finally: |
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if file_pkg: |
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file_pkg.close() |
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|
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def get_file(self, session, _id, path=None, accept_header=None): |
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""" |
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Return the file content of a vnfd or nsd |
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:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
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:param _id: Identity of the vnfd, nsd |
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:param path: artifact path or "$DESCRIPTOR" or None |
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:param accept_header: Content of Accept header. Must contain applition/zip or/and text/plain |
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:return: opened file plus Accept format or raises an exception |
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""" |
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accept_text = accept_zip = False |
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if accept_header: |
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if 'text/plain' in accept_header or '*/*' in accept_header: |
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accept_text = True |
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if 'application/zip' in accept_header or '*/*' in accept_header: |
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accept_zip = 'application/zip' |
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elif 'application/gzip' in accept_header: |
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accept_zip = 'application/gzip' |
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|
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if not accept_text and not accept_zip: |
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raise EngineException("provide request header 'Accept' with 'application/zip' or 'text/plain'", |
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http_code=HTTPStatus.NOT_ACCEPTABLE) |
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|
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content = self.show(session, _id) |
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if content["_admin"]["onboardingState"] != "ONBOARDED": |
| 359 |
0 |
raise EngineException("Cannot get content because this resource is not at 'ONBOARDED' state. " |
| 360 |
|
"onboardingState is {}".format(content["_admin"]["onboardingState"]), |
| 361 |
|
http_code=HTTPStatus.CONFLICT) |
| 362 |
0 |
storage = content["_admin"]["storage"] |
| 363 |
0 |
if path is not None and path != "$DESCRIPTOR": # artifacts |
| 364 |
0 |
if not storage.get('pkg-dir'): |
| 365 |
0 |
raise EngineException("Packages does not contains artifacts", http_code=HTTPStatus.BAD_REQUEST) |
| 366 |
0 |
if self.fs.file_exists((storage['folder'], storage['pkg-dir'], *path), 'dir'): |
| 367 |
0 |
folder_content = self.fs.dir_ls((storage['folder'], storage['pkg-dir'], *path)) |
| 368 |
0 |
return folder_content, "text/plain" |
| 369 |
|
# TODO manage folders in http |
| 370 |
|
else: |
| 371 |
0 |
return self.fs.file_open((storage['folder'], storage['pkg-dir'], *path), "rb"), \ |
| 372 |
|
"application/octet-stream" |
| 373 |
|
|
| 374 |
|
# pkgtype accept ZIP TEXT -> result |
| 375 |
|
# manyfiles yes X -> zip |
| 376 |
|
# no yes -> error |
| 377 |
|
# onefile yes no -> zip |
| 378 |
|
# X yes -> text |
| 379 |
0 |
contain_many_files = False |
| 380 |
0 |
if storage.get('pkg-dir'): |
| 381 |
|
# check if there are more than one file in the package, ignoring checksums.txt. |
| 382 |
0 |
pkg_files = self.fs.dir_ls((storage['folder'], storage['pkg-dir'])) |
| 383 |
0 |
if len(pkg_files) >= 3 or (len(pkg_files) == 2 and 'checksums.txt' not in pkg_files): |
| 384 |
0 |
contain_many_files = True |
| 385 |
0 |
if accept_text and (not contain_many_files or path == "$DESCRIPTOR"): |
| 386 |
0 |
return self.fs.file_open((storage['folder'], storage['descriptor']), "r"), "text/plain" |
| 387 |
0 |
elif contain_many_files and not accept_zip: |
| 388 |
0 |
raise EngineException("Packages that contains several files need to be retrieved with 'application/zip'" |
| 389 |
|
"Accept header", http_code=HTTPStatus.NOT_ACCEPTABLE) |
| 390 |
|
else: |
| 391 |
0 |
if not storage.get('zipfile'): |
| 392 |
|
# TODO generate zipfile if not present |
| 393 |
0 |
raise EngineException("Only allowed 'text/plain' Accept header for this descriptor. To be solved in " |
| 394 |
|
"future versions", http_code=HTTPStatus.NOT_ACCEPTABLE) |
| 395 |
0 |
return self.fs.file_open((storage['folder'], storage['zipfile']), "rb"), accept_zip |
| 396 |
|
|
| 397 |
1 |
def _remove_yang_prefixes_from_descriptor(self, descriptor): |
| 398 |
1 |
new_descriptor = {} |
| 399 |
1 |
for k, v in descriptor.items(): |
| 400 |
1 |
new_v = v |
| 401 |
1 |
if isinstance(v, dict): |
| 402 |
1 |
new_v = self._remove_yang_prefixes_from_descriptor(v) |
| 403 |
1 |
elif isinstance(v, list): |
| 404 |
1 |
new_v = list() |
| 405 |
1 |
for x in v: |
| 406 |
1 |
if isinstance(x, dict): |
| 407 |
1 |
new_v.append(self._remove_yang_prefixes_from_descriptor(x)) |
| 408 |
|
else: |
| 409 |
1 |
new_v.append(x) |
| 410 |
1 |
new_descriptor[k.split(':')[-1]] = new_v |
| 411 |
1 |
return new_descriptor |
| 412 |
|
|
| 413 |
1 |
def pyangbind_validation(self, item, data, force=False): |
| 414 |
0 |
raise EngineException("Not possible to validate '{}' item".format(item), |
| 415 |
|
http_code=HTTPStatus.INTERNAL_SERVER_ERROR) |
| 416 |
|
|
| 417 |
1 |
def _validate_input_edit(self, indata, content, force=False): |
| 418 |
|
# not needed to validate with pyangbind becuase it will be validated at check_conflict_on_edit |
| 419 |
1 |
if "_id" in indata: |
| 420 |
0 |
indata.pop("_id") |
| 421 |
1 |
if "_admin" not in indata: |
| 422 |
1 |
indata["_admin"] = {} |
| 423 |
|
|
| 424 |
1 |
if "operationalState" in indata: |
| 425 |
0 |
if indata["operationalState"] in ("ENABLED", "DISABLED"): |
| 426 |
0 |
indata["_admin"]["operationalState"] = indata.pop("operationalState") |
| 427 |
|
else: |
| 428 |
0 |
raise EngineException("State '{}' is not a valid operational state" |
| 429 |
|
.format(indata["operationalState"]), |
| 430 |
|
http_code=HTTPStatus.BAD_REQUEST) |
| 431 |
|
|
| 432 |
|
# In the case of user defined data, we need to put the data in the root of the object |
| 433 |
|
# to preserve current expected behaviour |
| 434 |
1 |
if "userDefinedData" in indata: |
| 435 |
0 |
data = indata.pop("userDefinedData") |
| 436 |
0 |
if type(data) == dict: |
| 437 |
0 |
indata["_admin"]["userDefinedData"] = data |
| 438 |
|
else: |
| 439 |
0 |
raise EngineException("userDefinedData should be an object, but is '{}' instead" |
| 440 |
|
.format(type(data)), |
| 441 |
|
http_code=HTTPStatus.BAD_REQUEST) |
| 442 |
|
|
| 443 |
1 |
if ("operationalState" in indata["_admin"] and |
| 444 |
|
content["_admin"]["operationalState"] == indata["_admin"]["operationalState"]): |
| 445 |
0 |
raise EngineException("operationalState already {}".format(content["_admin"]["operationalState"]), |
| 446 |
|
http_code=HTTPStatus.CONFLICT) |
| 447 |
|
|
| 448 |
1 |
return indata |
| 449 |
|
|
| 450 |
|
|
| 451 |
1 |
class VnfdTopic(DescriptorTopic): |
| 452 |
1 |
topic = "vnfds" |
| 453 |
1 |
topic_msg = "vnfd" |
| 454 |
|
|
| 455 |
1 |
def __init__(self, db, fs, msg, auth): |
| 456 |
1 |
DescriptorTopic.__init__(self, db, fs, msg, auth) |
| 457 |
|
|
| 458 |
1 |
def pyangbind_validation(self, item, data, force=False): |
| 459 |
1 |
try: |
| 460 |
1 |
virtual_compute_descriptors = data.get('virtual-compute-desc') |
| 461 |
1 |
virtual_storage_descriptors = data.get('virtual-storage-desc') |
| 462 |
1 |
myvnfd = etsi_nfv_vnfd.etsi_nfv_vnfd() |
| 463 |
1 |
pybindJSONDecoder.load_ietf_json({'etsi-nfv-vnfd:vnfd': data}, None, None, obj=myvnfd, |
| 464 |
|
path_helper=True, skip_unknown=force) |
| 465 |
1 |
out = pybindJSON.dumps(myvnfd, mode="ietf") |
| 466 |
1 |
desc_out = self._remove_envelop(yaml.safe_load(out)) |
| 467 |
1 |
desc_out = self._remove_yang_prefixes_from_descriptor(desc_out) |
| 468 |
1 |
if virtual_compute_descriptors: |
| 469 |
1 |
desc_out['virtual-compute-desc'] = virtual_compute_descriptors |
| 470 |
1 |
if virtual_storage_descriptors: |
| 471 |
1 |
desc_out['virtual-storage-desc'] = virtual_storage_descriptors |
| 472 |
1 |
return desc_out |
| 473 |
1 |
except Exception as e: |
| 474 |
1 |
raise EngineException("Error in pyangbind validation: {}".format(str(e)), |
| 475 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 476 |
|
|
| 477 |
1 |
@staticmethod |
| 478 |
1 |
def _remove_envelop(indata=None): |
| 479 |
1 |
if not indata: |
| 480 |
0 |
return {} |
| 481 |
1 |
clean_indata = indata |
| 482 |
|
|
| 483 |
1 |
if clean_indata.get('etsi-nfv-vnfd:vnfd'): |
| 484 |
1 |
if not isinstance(clean_indata['etsi-nfv-vnfd:vnfd'], dict): |
| 485 |
0 |
raise EngineException("'etsi-nfv-vnfd:vnfd' must be a dict") |
| 486 |
1 |
clean_indata = clean_indata['etsi-nfv-vnfd:vnfd'] |
| 487 |
1 |
elif clean_indata.get('vnfd'): |
| 488 |
1 |
if not isinstance(clean_indata['vnfd'], dict): |
| 489 |
1 |
raise EngineException("'vnfd' must be dict") |
| 490 |
0 |
clean_indata = clean_indata['vnfd'] |
| 491 |
|
|
| 492 |
1 |
return clean_indata |
| 493 |
|
|
| 494 |
1 |
def check_conflict_on_edit(self, session, final_content, edit_content, _id): |
| 495 |
1 |
super().check_conflict_on_edit(session, final_content, edit_content, _id) |
| 496 |
|
|
| 497 |
|
# set type of vnfd |
| 498 |
1 |
contains_pdu = False |
| 499 |
1 |
contains_vdu = False |
| 500 |
1 |
for vdu in get_iterable(final_content.get("vdu")): |
| 501 |
1 |
if vdu.get("pdu-type"): |
| 502 |
0 |
contains_pdu = True |
| 503 |
|
else: |
| 504 |
1 |
contains_vdu = True |
| 505 |
1 |
if contains_pdu: |
| 506 |
0 |
final_content["_admin"]["type"] = "hnfd" if contains_vdu else "pnfd" |
| 507 |
1 |
elif contains_vdu: |
| 508 |
1 |
final_content["_admin"]["type"] = "vnfd" |
| 509 |
|
# if neither vud nor pdu do not fill type |
| 510 |
|
|
| 511 |
1 |
def check_conflict_on_del(self, session, _id, db_content): |
| 512 |
|
""" |
| 513 |
|
Check that there is not any NSD that uses this VNFD. Only NSDs belonging to this project are considered. Note |
| 514 |
|
that VNFD can be public and be used by NSD of other projects. Also check there are not deployments, or vnfr |
| 515 |
|
that uses this vnfd |
| 516 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 517 |
|
:param _id: vnfd internal id |
| 518 |
|
:param db_content: The database content of the _id. |
| 519 |
|
:return: None or raises EngineException with the conflict |
| 520 |
|
""" |
| 521 |
1 |
if session["force"]: |
| 522 |
0 |
return |
| 523 |
1 |
descriptor = db_content |
| 524 |
1 |
descriptor_id = descriptor.get("id") |
| 525 |
1 |
if not descriptor_id: # empty vnfd not uploaded |
| 526 |
0 |
return |
| 527 |
|
|
| 528 |
1 |
_filter = self._get_project_filter(session) |
| 529 |
|
|
| 530 |
|
# check vnfrs using this vnfd |
| 531 |
1 |
_filter["vnfd-id"] = _id |
| 532 |
1 |
if self.db.get_list("vnfrs", _filter): |
| 533 |
1 |
raise EngineException("There is at least one VNF using this descriptor", http_code=HTTPStatus.CONFLICT) |
| 534 |
|
|
| 535 |
|
# check NSD referencing this VNFD |
| 536 |
1 |
del _filter["vnfd-id"] |
| 537 |
1 |
_filter["constituent-vnfd.ANYINDEX.vnfd-id-ref"] = descriptor_id |
| 538 |
1 |
if self.db.get_list("nsds", _filter): |
| 539 |
1 |
raise EngineException("There is at least one NSD referencing this descriptor", |
| 540 |
|
http_code=HTTPStatus.CONFLICT) |
| 541 |
|
|
| 542 |
1 |
def _validate_input_new(self, indata, storage_params, force=False): |
| 543 |
1 |
indata.pop("onboardingState", None) |
| 544 |
1 |
indata.pop("operationalState", None) |
| 545 |
1 |
indata.pop("usageState", None) |
| 546 |
1 |
indata.pop("links", None) |
| 547 |
|
|
| 548 |
1 |
indata = self.pyangbind_validation("vnfds", indata, force) |
| 549 |
|
# Cross references validation in the descriptor |
| 550 |
|
|
| 551 |
1 |
self.validate_mgmt_interface_connection_point(indata) |
| 552 |
|
|
| 553 |
1 |
for vdu in get_iterable(indata.get("vdu")): |
| 554 |
1 |
self.validate_vdu_internal_connection_points(vdu) |
| 555 |
1 |
self._validate_vdu_charms_in_package(storage_params, vdu, indata) |
| 556 |
1 |
self._validate_vdu_cloud_init_in_package(storage_params, vdu, indata) |
| 557 |
|
|
| 558 |
1 |
self._validate_vnf_charms_in_package(storage_params, indata) |
| 559 |
|
|
| 560 |
1 |
self.validate_external_connection_points(indata) |
| 561 |
1 |
self.validate_internal_virtual_links(indata) |
| 562 |
1 |
self.validate_monitoring_params(indata) |
| 563 |
1 |
self.validate_scaling_group_descriptor(indata) |
| 564 |
|
|
| 565 |
1 |
return indata |
| 566 |
|
|
| 567 |
1 |
@staticmethod |
| 568 |
|
def validate_mgmt_interface_connection_point(indata): |
| 569 |
1 |
if not indata.get("vdu"): |
| 570 |
0 |
return |
| 571 |
1 |
if not indata.get("mgmt-cp"): |
| 572 |
1 |
raise EngineException("'mgmt-cp' is a mandatory field and it is not defined", |
| 573 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 574 |
|
|
| 575 |
1 |
for cp in get_iterable(indata.get("ext-cpd")): |
| 576 |
1 |
if cp["id"] == indata["mgmt-cp"]: |
| 577 |
1 |
break |
| 578 |
|
else: |
| 579 |
1 |
raise EngineException("mgmt-cp='{}' must match an existing ext-cpd".format(indata["mgmt-cp"]), |
| 580 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 581 |
|
|
| 582 |
1 |
@staticmethod |
| 583 |
|
def validate_vdu_internal_connection_points(vdu): |
| 584 |
1 |
int_cpds = set() |
| 585 |
1 |
for cpd in get_iterable(vdu.get("int-cpd")): |
| 586 |
1 |
cpd_id = cpd.get("id") |
| 587 |
1 |
if cpd_id and cpd_id in int_cpds: |
| 588 |
1 |
raise EngineException("vdu[id='{}']:int-cpd[id='{}'] is already used by other int-cpd" |
| 589 |
|
.format(vdu["id"], cpd_id), |
| 590 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 591 |
1 |
int_cpds.add(cpd_id) |
| 592 |
|
|
| 593 |
1 |
@staticmethod |
| 594 |
|
def validate_external_connection_points(indata): |
| 595 |
1 |
all_vdus_int_cpds = set() |
| 596 |
1 |
for vdu in get_iterable(indata.get("vdu")): |
| 597 |
1 |
for int_cpd in get_iterable(vdu.get("int-cpd")): |
| 598 |
1 |
all_vdus_int_cpds.add((vdu.get("id"), int_cpd.get("id"))) |
| 599 |
|
|
| 600 |
1 |
ext_cpds = set() |
| 601 |
1 |
for cpd in get_iterable(indata.get("ext-cpd")): |
| 602 |
1 |
cpd_id = cpd.get("id") |
| 603 |
1 |
if cpd_id and cpd_id in ext_cpds: |
| 604 |
1 |
raise EngineException("ext-cpd[id='{}'] is already used by other ext-cpd".format(cpd_id), |
| 605 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 606 |
1 |
ext_cpds.add(cpd_id) |
| 607 |
|
|
| 608 |
1 |
int_cpd = cpd.get("int-cpd") |
| 609 |
1 |
if int_cpd: |
| 610 |
1 |
if (int_cpd.get("vdu-id"), int_cpd.get("cpd")) not in all_vdus_int_cpds: |
| 611 |
1 |
raise EngineException("ext-cpd[id='{}']:int-cpd must match an existing vdu int-cpd".format(cpd_id), |
| 612 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 613 |
|
# TODO: Validate k8s-cluster-net points to a valid k8s-cluster:nets ? |
| 614 |
|
|
| 615 |
1 |
def _validate_vdu_charms_in_package(self, storage_params, vdu, indata): |
| 616 |
1 |
if not vdu.get("vdu-configuration"): |
| 617 |
1 |
return |
| 618 |
0 |
for vdu_configuration in get_iterable(indata.get("vdu-configuration")): |
| 619 |
0 |
if vdu_configuration.get("juju"): |
| 620 |
0 |
if not self._validate_package_folders(storage_params, 'charms'): |
| 621 |
0 |
raise EngineException("Charm defined in vnf[id={}] but not present in " |
| 622 |
|
"package".format(indata["id"])) |
| 623 |
|
|
| 624 |
1 |
def _validate_vdu_cloud_init_in_package(self, storage_params, vdu, indata): |
| 625 |
1 |
if not vdu.get("cloud-init-file"): |
| 626 |
1 |
return |
| 627 |
1 |
if not self._validate_package_folders(storage_params, 'cloud_init', vdu["cloud-init-file"]): |
| 628 |
1 |
raise EngineException("Cloud-init defined in vnf[id={}]:vdu[id={}] but not present in " |
| 629 |
|
"package".format(indata["id"], vdu["id"])) |
| 630 |
|
|
| 631 |
1 |
def _validate_vnf_charms_in_package(self, storage_params, indata): |
| 632 |
1 |
if not indata.get("vnf-configuration"): |
| 633 |
1 |
return |
| 634 |
1 |
for vnf_configuration in get_iterable(indata.get("vnf-configuration")): |
| 635 |
1 |
if vnf_configuration.get("juju"): |
| 636 |
1 |
if not self._validate_package_folders(storage_params, 'charms'): |
| 637 |
1 |
raise EngineException("Charm defined in vnf[id={}] but not present in " |
| 638 |
|
"package".format(indata["id"])) |
| 639 |
|
|
| 640 |
1 |
def _validate_package_folders(self, storage_params, folder, file=None): |
| 641 |
1 |
if not storage_params or not storage_params.get("pkg-dir"): |
| 642 |
1 |
return False |
| 643 |
|
else: |
| 644 |
1 |
if self.fs.file_exists("{}_".format(storage_params["folder"]), 'dir'): |
| 645 |
1 |
f = "{}_/{}/{}".format(storage_params["folder"], storage_params["pkg-dir"], folder) |
| 646 |
|
else: |
| 647 |
0 |
f = "{}/{}/{}".format(storage_params["folder"], storage_params["pkg-dir"], folder) |
| 648 |
1 |
if file: |
| 649 |
1 |
return self.fs.file_exists("{}/{}".format(f, file), 'file') |
| 650 |
|
else: |
| 651 |
1 |
if self.fs.file_exists(f, 'dir'): |
| 652 |
1 |
if self.fs.dir_ls(f): |
| 653 |
1 |
return True |
| 654 |
0 |
return False |
| 655 |
|
|
| 656 |
1 |
@staticmethod |
| 657 |
|
def validate_internal_virtual_links(indata): |
| 658 |
1 |
all_ivld_ids = set() |
| 659 |
1 |
for ivld in get_iterable(indata.get("int-virtual-link-desc")): |
| 660 |
1 |
ivld_id = ivld.get("id") |
| 661 |
1 |
if ivld_id and ivld_id in all_ivld_ids: |
| 662 |
1 |
raise EngineException("Duplicated VLD id in int-virtual-link-desc[id={}]".format(ivld_id), |
| 663 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 664 |
|
else: |
| 665 |
1 |
all_ivld_ids.add(ivld_id) |
| 666 |
|
|
| 667 |
1 |
for vdu in get_iterable(indata.get("vdu")): |
| 668 |
1 |
for int_cpd in get_iterable(vdu.get("int-cpd")): |
| 669 |
1 |
int_cpd_ivld_id = int_cpd.get("int-virtual-link-desc") |
| 670 |
1 |
if int_cpd_ivld_id and int_cpd_ivld_id not in all_ivld_ids: |
| 671 |
1 |
raise EngineException( |
| 672 |
|
"vdu[id='{}']:int-cpd[id='{}']:int-virtual-link-desc='{}' must match an existing " |
| 673 |
|
"int-virtual-link-desc".format(vdu["id"], int_cpd["id"], int_cpd_ivld_id), |
| 674 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 675 |
|
|
| 676 |
1 |
for df in get_iterable(indata.get("df")): |
| 677 |
1 |
for vlp in get_iterable(df.get("virtual-link-profile")): |
| 678 |
1 |
vlp_ivld_id = vlp.get("id") |
| 679 |
1 |
if vlp_ivld_id and vlp_ivld_id not in all_ivld_ids: |
| 680 |
1 |
raise EngineException("df[id='{}']:virtual-link-profile='{}' must match an existing " |
| 681 |
|
"int-virtual-link-desc".format(df["id"], vlp_ivld_id), |
| 682 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 683 |
|
|
| 684 |
1 |
@staticmethod |
| 685 |
|
def validate_monitoring_params(indata): |
| 686 |
1 |
all_monitoring_params = set() |
| 687 |
1 |
for ivld in get_iterable(indata.get("int-virtual-link-desc")): |
| 688 |
1 |
for mp in get_iterable(ivld.get("monitoring-parameters")): |
| 689 |
1 |
mp_id = mp.get("id") |
| 690 |
1 |
if mp_id and mp_id in all_monitoring_params: |
| 691 |
1 |
raise EngineException("Duplicated monitoring-parameter id in " |
| 692 |
|
"int-virtual-link-desc[id='{}']:monitoring-parameters[id='{}']" |
| 693 |
|
.format(ivld["id"], mp_id), |
| 694 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 695 |
|
else: |
| 696 |
1 |
all_monitoring_params.add(mp_id) |
| 697 |
|
|
| 698 |
1 |
for vdu in get_iterable(indata.get("vdu")): |
| 699 |
1 |
for mp in get_iterable(vdu.get("monitoring-parameter")): |
| 700 |
1 |
mp_id = mp.get("id") |
| 701 |
1 |
if mp_id and mp_id in all_monitoring_params: |
| 702 |
1 |
raise EngineException("Duplicated monitoring-parameter id in " |
| 703 |
|
"vdu[id='{}']:monitoring-parameter[id='{}']" |
| 704 |
|
.format(vdu["id"], mp_id), |
| 705 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 706 |
|
else: |
| 707 |
1 |
all_monitoring_params.add(mp_id) |
| 708 |
|
|
| 709 |
1 |
for df in get_iterable(indata.get("df")): |
| 710 |
1 |
for mp in get_iterable(df.get("monitoring-parameter")): |
| 711 |
1 |
mp_id = mp.get("id") |
| 712 |
1 |
if mp_id and mp_id in all_monitoring_params: |
| 713 |
1 |
raise EngineException("Duplicated monitoring-parameter id in " |
| 714 |
|
"df[id='{}']:monitoring-parameter[id='{}']" |
| 715 |
|
.format(df["id"], mp_id), |
| 716 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 717 |
|
else: |
| 718 |
1 |
all_monitoring_params.add(mp_id) |
| 719 |
|
|
| 720 |
1 |
@staticmethod |
| 721 |
|
def validate_scaling_group_descriptor(indata): |
| 722 |
1 |
all_monitoring_params = set() |
| 723 |
1 |
for ivld in get_iterable(indata.get("int-virtual-link-desc")): |
| 724 |
1 |
for mp in get_iterable(ivld.get("monitoring-parameters")): |
| 725 |
0 |
all_monitoring_params.add(mp.get("id")) |
| 726 |
|
|
| 727 |
1 |
for vdu in get_iterable(indata.get("vdu")): |
| 728 |
1 |
for mp in get_iterable(vdu.get("monitoring-parameter")): |
| 729 |
1 |
all_monitoring_params.add(mp.get("id")) |
| 730 |
|
|
| 731 |
1 |
for df in get_iterable(indata.get("df")): |
| 732 |
1 |
for mp in get_iterable(df.get("monitoring-parameter")): |
| 733 |
0 |
all_monitoring_params.add(mp.get("id")) |
| 734 |
|
|
| 735 |
1 |
for df in get_iterable(indata.get("df")): |
| 736 |
1 |
for sa in get_iterable(df.get("scaling-aspect")): |
| 737 |
1 |
for sp in get_iterable(sa.get("scaling-policy")): |
| 738 |
1 |
for sc in get_iterable(sp.get("scaling-criteria")): |
| 739 |
1 |
sc_monitoring_param = sc.get("vnf-monitoring-param-ref") |
| 740 |
1 |
if sc_monitoring_param and sc_monitoring_param not in all_monitoring_params: |
| 741 |
1 |
raise EngineException("df[id='{}']:scaling-aspect[id='{}']:scaling-policy" |
| 742 |
|
"[name='{}']:scaling-criteria[name='{}']: " |
| 743 |
|
"vnf-monitoring-param-ref='{}' not defined in any monitoring-param" |
| 744 |
|
.format(df["id"], sa["id"], sp["name"], sc["name"], |
| 745 |
|
sc_monitoring_param), |
| 746 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 747 |
|
|
| 748 |
1 |
for sca in get_iterable(sa.get("scaling-config-action")): |
| 749 |
1 |
if not indata.get("vnf-configuration"): |
| 750 |
1 |
raise EngineException("'vnf-configuration' not defined in the descriptor but it is referenced " |
| 751 |
|
"by df[id='{}']:scaling-aspect[id='{}']:scaling-config-action" |
| 752 |
|
.format(df["id"], sa["id"]), |
| 753 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 754 |
1 |
for configuration in get_iterable(indata["vnf-configuration"]): |
| 755 |
1 |
for primitive in get_iterable(configuration.get("config-primitive")): |
| 756 |
1 |
if primitive["name"] == sca["vnf-config-primitive-name-ref"]: |
| 757 |
1 |
break |
| 758 |
|
else: |
| 759 |
1 |
raise EngineException("df[id='{}']:scaling-aspect[id='{}']:scaling-config-action:vnf-" |
| 760 |
|
"config-primitive-name-ref='{}' does not match any " |
| 761 |
|
"vnf-configuration:config-primitive:name" |
| 762 |
|
.format(df["id"], sa["id"], sca["vnf-config-primitive-name-ref"]), |
| 763 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 764 |
|
|
| 765 |
1 |
def delete_extra(self, session, _id, db_content, not_send_msg=None): |
| 766 |
|
""" |
| 767 |
|
Deletes associate file system storage (via super) |
| 768 |
|
Deletes associated vnfpkgops from database. |
| 769 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 770 |
|
:param _id: server internal id |
| 771 |
|
:param db_content: The database content of the descriptor |
| 772 |
|
:return: None |
| 773 |
|
:raises: FsException in case of error while deleting associated storage |
| 774 |
|
""" |
| 775 |
1 |
super().delete_extra(session, _id, db_content, not_send_msg) |
| 776 |
1 |
self.db.del_list("vnfpkgops", {"vnfPkgId": _id}) |
| 777 |
|
|
| 778 |
1 |
def sol005_projection(self, data): |
| 779 |
0 |
data["onboardingState"] = data["_admin"]["onboardingState"] |
| 780 |
0 |
data["operationalState"] = data["_admin"]["operationalState"] |
| 781 |
0 |
data["usageState"] = data["_admin"]["usageState"] |
| 782 |
|
|
| 783 |
0 |
links = {} |
| 784 |
0 |
links["self"] = {"href": "/vnfpkgm/v1/vnf_packages/{}".format(data["_id"])} |
| 785 |
0 |
links["vnfd"] = {"href": "/vnfpkgm/v1/vnf_packages/{}/vnfd".format(data["_id"])} |
| 786 |
0 |
links["packageContent"] = {"href": "/vnfpkgm/v1/vnf_packages/{}/package_content".format(data["_id"])} |
| 787 |
0 |
data["_links"] = links |
| 788 |
|
|
| 789 |
0 |
return super().sol005_projection(data) |
| 790 |
|
|
| 791 |
|
|
| 792 |
1 |
class NsdTopic(DescriptorTopic): |
| 793 |
1 |
topic = "nsds" |
| 794 |
1 |
topic_msg = "nsd" |
| 795 |
|
|
| 796 |
1 |
def __init__(self, db, fs, msg, auth): |
| 797 |
1 |
DescriptorTopic.__init__(self, db, fs, msg, auth) |
| 798 |
|
|
| 799 |
1 |
def pyangbind_validation(self, item, data, force=False): |
| 800 |
1 |
try: |
| 801 |
1 |
mynsd = etsi_nfv_nsd.etsi_nfv_nsd() |
| 802 |
1 |
pybindJSONDecoder.load_ietf_json({'nsd': {'nsd': [data]}}, None, None, obj=mynsd, |
| 803 |
|
path_helper=True, skip_unknown=force) |
| 804 |
1 |
out = pybindJSON.dumps(mynsd, mode="ietf") |
| 805 |
1 |
desc_out = self._remove_envelop(yaml.safe_load(out)) |
| 806 |
1 |
desc_out = self._remove_yang_prefixes_from_descriptor(desc_out) |
| 807 |
1 |
return desc_out |
| 808 |
1 |
except Exception as e: |
| 809 |
1 |
raise EngineException("Error in pyangbind validation: {}".format(str(e)), |
| 810 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 811 |
|
|
| 812 |
1 |
@staticmethod |
| 813 |
1 |
def _remove_envelop(indata=None): |
| 814 |
1 |
if not indata: |
| 815 |
0 |
return {} |
| 816 |
1 |
clean_indata = indata |
| 817 |
|
|
| 818 |
1 |
if clean_indata.get('nsd'): |
| 819 |
1 |
clean_indata = clean_indata['nsd'] |
| 820 |
1 |
elif clean_indata.get('etsi-nfv-nsd:nsd'): |
| 821 |
1 |
clean_indata = clean_indata['etsi-nfv-nsd:nsd'] |
| 822 |
1 |
if clean_indata.get('nsd'): |
| 823 |
1 |
if not isinstance(clean_indata['nsd'], list) or len(clean_indata['nsd']) != 1: |
| 824 |
1 |
raise EngineException("'nsd' must be a list of only one element") |
| 825 |
1 |
clean_indata = clean_indata['nsd'][0] |
| 826 |
1 |
return clean_indata |
| 827 |
|
|
| 828 |
1 |
def _validate_input_new(self, indata, storage_params, force=False): |
| 829 |
1 |
indata.pop("nsdOnboardingState", None) |
| 830 |
1 |
indata.pop("nsdOperationalState", None) |
| 831 |
1 |
indata.pop("nsdUsageState", None) |
| 832 |
|
|
| 833 |
1 |
indata.pop("links", None) |
| 834 |
|
|
| 835 |
1 |
indata = self.pyangbind_validation("nsds", indata, force) |
| 836 |
|
# Cross references validation in the descriptor |
| 837 |
|
# TODO validata that if contains cloud-init-file or charms, have artifacts _admin.storage."pkg-dir" is not none |
| 838 |
1 |
for vld in get_iterable(indata.get("virtual-link-desc")): |
| 839 |
1 |
self.validate_vld_mgmt_network_with_virtual_link_protocol_data(vld, indata) |
| 840 |
|
|
| 841 |
1 |
self.validate_vnf_profiles_vnfd_id(indata) |
| 842 |
|
|
| 843 |
1 |
return indata |
| 844 |
|
|
| 845 |
1 |
@staticmethod |
| 846 |
|
def validate_vld_mgmt_network_with_virtual_link_protocol_data(vld, indata): |
| 847 |
1 |
if not vld.get("mgmt-network"): |
| 848 |
1 |
return |
| 849 |
1 |
vld_id = vld.get("id") |
| 850 |
1 |
for df in get_iterable(indata.get("df")): |
| 851 |
1 |
for vlp in get_iterable(df.get("virtual-link-profile")): |
| 852 |
1 |
if vld_id and vld_id == vlp.get("virtual-link-desc-id"): |
| 853 |
1 |
if vlp.get("virtual-link-protocol-data"): |
| 854 |
1 |
raise EngineException("Error at df[id='{}']:virtual-link-profile[id='{}']:virtual-link-" |
| 855 |
|
"protocol-data You cannot set a virtual-link-protocol-data " |
| 856 |
|
"when mgmt-network is True" |
| 857 |
|
.format(df["id"], vlp["id"]), http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 858 |
|
|
| 859 |
1 |
@staticmethod |
| 860 |
|
def validate_vnf_profiles_vnfd_id(indata): |
| 861 |
1 |
all_vnfd_ids = set(get_iterable(indata.get("vnfd-id"))) |
| 862 |
1 |
for df in get_iterable(indata.get("df")): |
| 863 |
1 |
for vnf_profile in get_iterable(df.get("vnf-profile")): |
| 864 |
1 |
vnfd_id = vnf_profile.get("vnfd-id") |
| 865 |
1 |
if vnfd_id and vnfd_id not in all_vnfd_ids: |
| 866 |
1 |
raise EngineException("Error at df[id='{}']:vnf_profile[id='{}']:vnfd-id='{}' " |
| 867 |
|
"does not match any vnfd-id".format(df["id"], vnf_profile["id"], vnfd_id), |
| 868 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 869 |
|
|
| 870 |
1 |
def _validate_input_edit(self, indata, content, force=False): |
| 871 |
|
# not needed to validate with pyangbind becuase it will be validated at check_conflict_on_edit |
| 872 |
|
""" |
| 873 |
|
indata looks as follows: |
| 874 |
|
- In the new case (conformant) |
| 875 |
|
{'nsdOperationalState': 'DISABLED', 'userDefinedData': {'id': 'string23', |
| 876 |
|
'_id': 'c6ddc544-cede-4b94-9ebe-be07b298a3c1', 'name': 'simon46'}} |
| 877 |
|
- In the old case (backwards-compatible) |
| 878 |
|
{'id': 'string23', '_id': 'c6ddc544-cede-4b94-9ebe-be07b298a3c1', 'name': 'simon46'} |
| 879 |
|
""" |
| 880 |
1 |
if "_admin" not in indata: |
| 881 |
1 |
indata["_admin"] = {} |
| 882 |
|
|
| 883 |
1 |
if "nsdOperationalState" in indata: |
| 884 |
0 |
if indata["nsdOperationalState"] in ("ENABLED", "DISABLED"): |
| 885 |
0 |
indata["_admin"]["operationalState"] = indata.pop("nsdOperationalState") |
| 886 |
|
else: |
| 887 |
0 |
raise EngineException("State '{}' is not a valid operational state" |
| 888 |
|
.format(indata["nsdOperationalState"]), |
| 889 |
|
http_code=HTTPStatus.BAD_REQUEST) |
| 890 |
|
|
| 891 |
|
# In the case of user defined data, we need to put the data in the root of the object |
| 892 |
|
# to preserve current expected behaviour |
| 893 |
1 |
if "userDefinedData" in indata: |
| 894 |
0 |
data = indata.pop("userDefinedData") |
| 895 |
0 |
if type(data) == dict: |
| 896 |
0 |
indata["_admin"]["userDefinedData"] = data |
| 897 |
|
else: |
| 898 |
0 |
raise EngineException("userDefinedData should be an object, but is '{}' instead" |
| 899 |
|
.format(type(data)), |
| 900 |
|
http_code=HTTPStatus.BAD_REQUEST) |
| 901 |
1 |
if ("operationalState" in indata["_admin"] and |
| 902 |
|
content["_admin"]["operationalState"] == indata["_admin"]["operationalState"]): |
| 903 |
0 |
raise EngineException("nsdOperationalState already {}".format(content["_admin"]["operationalState"]), |
| 904 |
|
http_code=HTTPStatus.CONFLICT) |
| 905 |
1 |
return indata |
| 906 |
|
|
| 907 |
1 |
def _check_descriptor_dependencies(self, session, descriptor): |
| 908 |
|
""" |
| 909 |
|
Check that the dependent descriptors exist on a new descriptor or edition. Also checks references to vnfd |
| 910 |
|
connection points are ok |
| 911 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 912 |
|
:param descriptor: descriptor to be inserted or edit |
| 913 |
|
:return: None or raises exception |
| 914 |
|
""" |
| 915 |
1 |
if session["force"]: |
| 916 |
0 |
return |
| 917 |
1 |
vnfds_index = self._get_descriptor_constituent_vnfds_index(session, descriptor) |
| 918 |
|
|
| 919 |
|
# Cross references validation in the descriptor and vnfd connection point validation |
| 920 |
1 |
for df in get_iterable(descriptor.get("df")): |
| 921 |
1 |
self.validate_df_vnf_profiles_constituent_connection_points(df, vnfds_index) |
| 922 |
|
|
| 923 |
1 |
def _get_descriptor_constituent_vnfds_index(self, session, descriptor): |
| 924 |
1 |
vnfds_index = {} |
| 925 |
1 |
if descriptor.get("vnfd-id") and not session["force"]: |
| 926 |
1 |
for vnfd_id in get_iterable(descriptor.get("vnfd-id")): |
| 927 |
1 |
query_filter = self._get_project_filter(session) |
| 928 |
1 |
query_filter["id"] = vnfd_id |
| 929 |
1 |
vnf_list = self.db.get_list("vnfds", query_filter) |
| 930 |
1 |
if not vnf_list: |
| 931 |
1 |
raise EngineException("Descriptor error at 'vnfd-id'='{}' references a non " |
| 932 |
|
"existing vnfd".format(vnfd_id), http_code=HTTPStatus.CONFLICT) |
| 933 |
1 |
vnfds_index[vnfd_id] = vnf_list[0] |
| 934 |
1 |
return vnfds_index |
| 935 |
|
|
| 936 |
1 |
@staticmethod |
| 937 |
|
def validate_df_vnf_profiles_constituent_connection_points(df, vnfds_index): |
| 938 |
1 |
for vnf_profile in get_iterable(df.get("vnf-profile")): |
| 939 |
1 |
vnfd = vnfds_index.get(vnf_profile["vnfd-id"]) |
| 940 |
1 |
all_vnfd_ext_cpds = set() |
| 941 |
1 |
for ext_cpd in get_iterable(vnfd.get("ext-cpd")): |
| 942 |
1 |
if ext_cpd.get('id'): |
| 943 |
1 |
all_vnfd_ext_cpds.add(ext_cpd.get('id')) |
| 944 |
|
|
| 945 |
1 |
for virtual_link in get_iterable(vnf_profile.get("virtual-link-connectivity")): |
| 946 |
1 |
for vl_cpd in get_iterable(virtual_link.get("constituent-cpd-id")): |
| 947 |
1 |
vl_cpd_id = vl_cpd.get('constituent-cpd-id') |
| 948 |
1 |
if vl_cpd_id and vl_cpd_id not in all_vnfd_ext_cpds: |
| 949 |
1 |
raise EngineException("Error at df[id='{}']:vnf-profile[id='{}']:virtual-link-connectivity" |
| 950 |
|
"[virtual-link-profile-id='{}']:constituent-cpd-id='{}' references a " |
| 951 |
|
"non existing ext-cpd:id inside vnfd '{}'" |
| 952 |
|
.format(df["id"], vnf_profile["id"], |
| 953 |
|
virtual_link["virtual-link-profile-id"], vl_cpd_id, vnfd["id"]), |
| 954 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 955 |
|
|
| 956 |
1 |
def check_conflict_on_edit(self, session, final_content, edit_content, _id): |
| 957 |
1 |
super().check_conflict_on_edit(session, final_content, edit_content, _id) |
| 958 |
|
|
| 959 |
1 |
self._check_descriptor_dependencies(session, final_content) |
| 960 |
|
|
| 961 |
1 |
def check_conflict_on_del(self, session, _id, db_content): |
| 962 |
|
""" |
| 963 |
|
Check that there is not any NSR that uses this NSD. Only NSRs belonging to this project are considered. Note |
| 964 |
|
that NSD can be public and be used by other projects. |
| 965 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 966 |
|
:param _id: nsd internal id |
| 967 |
|
:param db_content: The database content of the _id |
| 968 |
|
:return: None or raises EngineException with the conflict |
| 969 |
|
""" |
| 970 |
1 |
if session["force"]: |
| 971 |
0 |
return |
| 972 |
1 |
descriptor = db_content |
| 973 |
1 |
descriptor_id = descriptor.get("id") |
| 974 |
1 |
if not descriptor_id: # empty nsd not uploaded |
| 975 |
0 |
return |
| 976 |
|
|
| 977 |
|
# check NSD used by NS |
| 978 |
1 |
_filter = self._get_project_filter(session) |
| 979 |
1 |
_filter["nsd-id"] = _id |
| 980 |
1 |
if self.db.get_list("nsrs", _filter): |
| 981 |
1 |
raise EngineException("There is at least one NS using this descriptor", http_code=HTTPStatus.CONFLICT) |
| 982 |
|
|
| 983 |
|
# check NSD referenced by NST |
| 984 |
1 |
del _filter["nsd-id"] |
| 985 |
1 |
_filter["netslice-subnet.ANYINDEX.nsd-ref"] = descriptor_id |
| 986 |
1 |
if self.db.get_list("nsts", _filter): |
| 987 |
1 |
raise EngineException("There is at least one NetSlice Template referencing this descriptor", |
| 988 |
|
http_code=HTTPStatus.CONFLICT) |
| 989 |
|
|
| 990 |
1 |
def sol005_projection(self, data): |
| 991 |
0 |
data["nsdOnboardingState"] = data["_admin"]["onboardingState"] |
| 992 |
0 |
data["nsdOperationalState"] = data["_admin"]["operationalState"] |
| 993 |
0 |
data["nsdUsageState"] = data["_admin"]["usageState"] |
| 994 |
|
|
| 995 |
0 |
links = {} |
| 996 |
0 |
links["self"] = {"href": "/nsd/v1/ns_descriptors/{}".format(data["_id"])} |
| 997 |
0 |
links["nsd_content"] = {"href": "/nsd/v1/ns_descriptors/{}/nsd_content".format(data["_id"])} |
| 998 |
0 |
data["_links"] = links |
| 999 |
|
|
| 1000 |
0 |
return super().sol005_projection(data) |
| 1001 |
|
|
| 1002 |
|
|
| 1003 |
1 |
class NstTopic(DescriptorTopic): |
| 1004 |
1 |
topic = "nsts" |
| 1005 |
1 |
topic_msg = "nst" |
| 1006 |
1 |
quota_name = "slice_templates" |
| 1007 |
|
|
| 1008 |
1 |
def __init__(self, db, fs, msg, auth): |
| 1009 |
0 |
DescriptorTopic.__init__(self, db, fs, msg, auth) |
| 1010 |
|
|
| 1011 |
1 |
def pyangbind_validation(self, item, data, force=False): |
| 1012 |
0 |
try: |
| 1013 |
0 |
mynst = nst_im() |
| 1014 |
0 |
pybindJSONDecoder.load_ietf_json({'nst': [data]}, None, None, obj=mynst, |
| 1015 |
|
path_helper=True, skip_unknown=force) |
| 1016 |
0 |
out = pybindJSON.dumps(mynst, mode="ietf") |
| 1017 |
0 |
desc_out = self._remove_envelop(yaml.safe_load(out)) |
| 1018 |
0 |
return desc_out |
| 1019 |
0 |
except Exception as e: |
| 1020 |
0 |
raise EngineException("Error in pyangbind validation: {}".format(str(e)), |
| 1021 |
|
http_code=HTTPStatus.UNPROCESSABLE_ENTITY) |
| 1022 |
|
|
| 1023 |
1 |
@staticmethod |
| 1024 |
1 |
def _remove_envelop(indata=None): |
| 1025 |
0 |
if not indata: |
| 1026 |
0 |
return {} |
| 1027 |
0 |
clean_indata = indata |
| 1028 |
|
|
| 1029 |
0 |
if clean_indata.get('nst'): |
| 1030 |
0 |
if not isinstance(clean_indata['nst'], list) or len(clean_indata['nst']) != 1: |
| 1031 |
0 |
raise EngineException("'nst' must be a list only one element") |
| 1032 |
0 |
clean_indata = clean_indata['nst'][0] |
| 1033 |
0 |
elif clean_indata.get('nst:nst'): |
| 1034 |
0 |
if not isinstance(clean_indata['nst:nst'], list) or len(clean_indata['nst:nst']) != 1: |
| 1035 |
0 |
raise EngineException("'nst:nst' must be a list only one element") |
| 1036 |
0 |
clean_indata = clean_indata['nst:nst'][0] |
| 1037 |
0 |
return clean_indata |
| 1038 |
|
|
| 1039 |
1 |
def _validate_input_new(self, indata, storage_params, force=False): |
| 1040 |
0 |
indata.pop("onboardingState", None) |
| 1041 |
0 |
indata.pop("operationalState", None) |
| 1042 |
0 |
indata.pop("usageState", None) |
| 1043 |
0 |
indata = self.pyangbind_validation("nsts", indata, force) |
| 1044 |
0 |
return indata.copy() |
| 1045 |
|
|
| 1046 |
1 |
def _check_descriptor_dependencies(self, session, descriptor): |
| 1047 |
|
""" |
| 1048 |
|
Check that the dependent descriptors exist on a new descriptor or edition |
| 1049 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 1050 |
|
:param descriptor: descriptor to be inserted or edit |
| 1051 |
|
:return: None or raises exception |
| 1052 |
|
""" |
| 1053 |
0 |
if not descriptor.get("netslice-subnet"): |
| 1054 |
0 |
return |
| 1055 |
0 |
for nsd in descriptor["netslice-subnet"]: |
| 1056 |
0 |
nsd_id = nsd["nsd-ref"] |
| 1057 |
0 |
filter_q = self._get_project_filter(session) |
| 1058 |
0 |
filter_q["id"] = nsd_id |
| 1059 |
0 |
if not self.db.get_list("nsds", filter_q): |
| 1060 |
0 |
raise EngineException("Descriptor error at 'netslice-subnet':'nsd-ref'='{}' references a non " |
| 1061 |
|
"existing nsd".format(nsd_id), http_code=HTTPStatus.CONFLICT) |
| 1062 |
|
|
| 1063 |
1 |
def check_conflict_on_edit(self, session, final_content, edit_content, _id): |
| 1064 |
0 |
super().check_conflict_on_edit(session, final_content, edit_content, _id) |
| 1065 |
|
|
| 1066 |
0 |
self._check_descriptor_dependencies(session, final_content) |
| 1067 |
|
|
| 1068 |
1 |
def check_conflict_on_del(self, session, _id, db_content): |
| 1069 |
|
""" |
| 1070 |
|
Check that there is not any NSIR that uses this NST. Only NSIRs belonging to this project are considered. Note |
| 1071 |
|
that NST can be public and be used by other projects. |
| 1072 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 1073 |
|
:param _id: nst internal id |
| 1074 |
|
:param db_content: The database content of the _id. |
| 1075 |
|
:return: None or raises EngineException with the conflict |
| 1076 |
|
""" |
| 1077 |
|
# TODO: Check this method |
| 1078 |
0 |
if session["force"]: |
| 1079 |
0 |
return |
| 1080 |
|
# Get Network Slice Template from Database |
| 1081 |
0 |
_filter = self._get_project_filter(session) |
| 1082 |
0 |
_filter["_admin.nst-id"] = _id |
| 1083 |
0 |
if self.db.get_list("nsis", _filter): |
| 1084 |
0 |
raise EngineException("there is at least one Netslice Instance using this descriptor", |
| 1085 |
|
http_code=HTTPStatus.CONFLICT) |
| 1086 |
|
|
| 1087 |
1 |
def sol005_projection(self, data): |
| 1088 |
0 |
data["onboardingState"] = data["_admin"]["onboardingState"] |
| 1089 |
0 |
data["operationalState"] = data["_admin"]["operationalState"] |
| 1090 |
0 |
data["usageState"] = data["_admin"]["usageState"] |
| 1091 |
|
|
| 1092 |
0 |
links = {} |
| 1093 |
0 |
links["self"] = {"href": "/nst/v1/netslice_templates/{}".format(data["_id"])} |
| 1094 |
0 |
links["nst"] = {"href": "/nst/v1/netslice_templates/{}/nst".format(data["_id"])} |
| 1095 |
0 |
data["_links"] = links |
| 1096 |
|
|
| 1097 |
0 |
return super().sol005_projection(data) |
| 1098 |
|
|
| 1099 |
|
|
| 1100 |
1 |
class PduTopic(BaseTopic): |
| 1101 |
1 |
topic = "pdus" |
| 1102 |
1 |
topic_msg = "pdu" |
| 1103 |
1 |
quota_name = "pduds" |
| 1104 |
1 |
schema_new = pdu_new_schema |
| 1105 |
1 |
schema_edit = pdu_edit_schema |
| 1106 |
|
|
| 1107 |
1 |
def __init__(self, db, fs, msg, auth): |
| 1108 |
0 |
BaseTopic.__init__(self, db, fs, msg, auth) |
| 1109 |
|
|
| 1110 |
1 |
@staticmethod |
| 1111 |
1 |
def format_on_new(content, project_id=None, make_public=False): |
| 1112 |
0 |
BaseTopic.format_on_new(content, project_id=project_id, make_public=make_public) |
| 1113 |
0 |
content["_admin"]["onboardingState"] = "CREATED" |
| 1114 |
0 |
content["_admin"]["operationalState"] = "ENABLED" |
| 1115 |
0 |
content["_admin"]["usageState"] = "NOT_IN_USE" |
| 1116 |
|
|
| 1117 |
1 |
def check_conflict_on_del(self, session, _id, db_content): |
| 1118 |
|
""" |
| 1119 |
|
Check that there is not any vnfr that uses this PDU |
| 1120 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 1121 |
|
:param _id: pdu internal id |
| 1122 |
|
:param db_content: The database content of the _id. |
| 1123 |
|
:return: None or raises EngineException with the conflict |
| 1124 |
|
""" |
| 1125 |
0 |
if session["force"]: |
| 1126 |
0 |
return |
| 1127 |
|
|
| 1128 |
0 |
_filter = self._get_project_filter(session) |
| 1129 |
0 |
_filter["vdur.pdu-id"] = _id |
| 1130 |
0 |
if self.db.get_list("vnfrs", _filter): |
| 1131 |
0 |
raise EngineException("There is at least one VNF using this PDU", http_code=HTTPStatus.CONFLICT) |
| 1132 |
|
|
| 1133 |
|
|
| 1134 |
1 |
class VnfPkgOpTopic(BaseTopic): |
| 1135 |
1 |
topic = "vnfpkgops" |
| 1136 |
1 |
topic_msg = "vnfd" |
| 1137 |
1 |
schema_new = vnfpkgop_new_schema |
| 1138 |
1 |
schema_edit = None |
| 1139 |
|
|
| 1140 |
1 |
def __init__(self, db, fs, msg, auth): |
| 1141 |
0 |
BaseTopic.__init__(self, db, fs, msg, auth) |
| 1142 |
|
|
| 1143 |
1 |
def edit(self, session, _id, indata=None, kwargs=None, content=None): |
| 1144 |
0 |
raise EngineException("Method 'edit' not allowed for topic '{}'".format(self.topic), |
| 1145 |
|
HTTPStatus.METHOD_NOT_ALLOWED) |
| 1146 |
|
|
| 1147 |
1 |
def delete(self, session, _id, dry_run=False): |
| 1148 |
0 |
raise EngineException("Method 'delete' not allowed for topic '{}'".format(self.topic), |
| 1149 |
|
HTTPStatus.METHOD_NOT_ALLOWED) |
| 1150 |
|
|
| 1151 |
1 |
def delete_list(self, session, filter_q=None): |
| 1152 |
0 |
raise EngineException("Method 'delete_list' not allowed for topic '{}'".format(self.topic), |
| 1153 |
|
HTTPStatus.METHOD_NOT_ALLOWED) |
| 1154 |
|
|
| 1155 |
1 |
def new(self, rollback, session, indata=None, kwargs=None, headers=None): |
| 1156 |
|
""" |
| 1157 |
|
Creates a new entry into database. |
| 1158 |
|
:param rollback: list to append created items at database in case a rollback may to be done |
| 1159 |
|
:param session: contains "username", "admin", "force", "public", "project_id", "set_project" |
| 1160 |
|
:param indata: data to be inserted |
| 1161 |
|
:param kwargs: used to override the indata descriptor |
| 1162 |
|
:param headers: http request headers |
| 1163 |
|
:return: _id, op_id: |
| 1164 |
|
_id: identity of the inserted data. |
| 1165 |
|
op_id: None |
| 1166 |
|
""" |
| 1167 |
0 |
self._update_input_with_kwargs(indata, kwargs) |
| 1168 |
0 |
validate_input(indata, self.schema_new) |
| 1169 |
0 |
vnfpkg_id = indata["vnfPkgId"] |
| 1170 |
0 |
filter_q = BaseTopic._get_project_filter(session) |
| 1171 |
0 |
filter_q["_id"] = vnfpkg_id |
| 1172 |
0 |
vnfd = self.db.get_one("vnfds", filter_q) |
| 1173 |
0 |
operation = indata["lcmOperationType"] |
| 1174 |
0 |
kdu_name = indata["kdu_name"] |
| 1175 |
0 |
for kdu in vnfd.get("kdu", []): |
| 1176 |
0 |
if kdu["name"] == kdu_name: |
| 1177 |
0 |
helm_chart = kdu.get("helm-chart") |
| 1178 |
0 |
juju_bundle = kdu.get("juju-bundle") |
| 1179 |
0 |
break |
| 1180 |
|
else: |
| 1181 |
0 |
raise EngineException("Not found vnfd[id='{}']:kdu[name='{}']".format(vnfpkg_id, kdu_name)) |
| 1182 |
0 |
if helm_chart: |
| 1183 |
0 |
indata["helm-chart"] = helm_chart |
| 1184 |
0 |
match = fullmatch(r"([^/]*)/([^/]*)", helm_chart) |
| 1185 |
0 |
repo_name = match.group(1) if match else None |
| 1186 |
0 |
elif juju_bundle: |
| 1187 |
0 |
indata["juju-bundle"] = juju_bundle |
| 1188 |
0 |
match = fullmatch(r"([^/]*)/([^/]*)", juju_bundle) |
| 1189 |
0 |
repo_name = match.group(1) if match else None |
| 1190 |
|
else: |
| 1191 |
0 |
raise EngineException("Found neither 'helm-chart' nor 'juju-bundle' in vnfd[id='{}']:kdu[name='{}']" |
| 1192 |
|
.format(vnfpkg_id, kdu_name)) |
| 1193 |
0 |
if repo_name: |
| 1194 |
0 |
del filter_q["_id"] |
| 1195 |
0 |
filter_q["name"] = repo_name |
| 1196 |
0 |
repo = self.db.get_one("k8srepos", filter_q) |
| 1197 |
0 |
k8srepo_id = repo.get("_id") |
| 1198 |
0 |
k8srepo_url = repo.get("url") |
| 1199 |
|
else: |
| 1200 |
0 |
k8srepo_id = None |
| 1201 |
0 |
k8srepo_url = None |
| 1202 |
0 |
indata["k8srepoId"] = k8srepo_id |
| 1203 |
0 |
indata["k8srepo_url"] = k8srepo_url |
| 1204 |
0 |
vnfpkgop_id = str(uuid4()) |
| 1205 |
0 |
vnfpkgop_desc = { |
| 1206 |
|
"_id": vnfpkgop_id, |
| 1207 |
|
"operationState": "PROCESSING", |
| 1208 |
|
"vnfPkgId": vnfpkg_id, |
| 1209 |
|
"lcmOperationType": operation, |
| 1210 |
|
"isAutomaticInvocation": False, |
| 1211 |
|
"isCancelPending": False, |
| 1212 |
|
"operationParams": indata, |
| 1213 |
|
"links": { |
| 1214 |
|
"self": "/osm/vnfpkgm/v1/vnfpkg_op_occs/" + vnfpkgop_id, |
| 1215 |
|
"vnfpkg": "/osm/vnfpkgm/v1/vnf_packages/" + vnfpkg_id, |
| 1216 |
|
} |
| 1217 |
|
} |
| 1218 |
0 |
self.format_on_new(vnfpkgop_desc, session["project_id"], make_public=session["public"]) |
| 1219 |
0 |
ctime = vnfpkgop_desc["_admin"]["created"] |
| 1220 |
0 |
vnfpkgop_desc["statusEnteredTime"] = ctime |
| 1221 |
0 |
vnfpkgop_desc["startTime"] = ctime |
| 1222 |
0 |
self.db.create(self.topic, vnfpkgop_desc) |
| 1223 |
0 |
rollback.append({"topic": self.topic, "_id": vnfpkgop_id}) |
| 1224 |
0 |
self.msg.write(self.topic_msg, operation, vnfpkgop_desc) |
| 1225 |
0 |
return vnfpkgop_id, None |
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