# -*- coding: utf-8 -*-
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
import tarfile
import yaml
import json
from base_topic import BaseTopic, EngineException, get_iterable
from osm_im.vnfd import vnfd as vnfd_im
from osm_im.nsd import nsd as nsd_im
+from osm_im.nst import nst as nst_im
from pyangbind.lib.serialise import pybindJSONDecoder
import pyangbind.lib.pybindJSON as pybindJSON
for k, v in internal_keys.items():
final_content[k] = v
+ if force:
+ return
# 2. check that this id is not present
if "id" in edit_content:
_filter = self._get_project_filter(session, write=False, show_all=False)
return
v = self.db.del_one(self.topic, {"_id": _id})
self.fs.file_delete(_id, ignore_non_exist=True)
+ self.fs.file_delete(_id + "_", ignore_non_exist=True) # remove temp folder
self._send_msg("delete", {"_id": _id})
return v
:param kwargs: user query string to override parameters. NOT USED
:param headers: http request headers
:param force: to be more tolerant with validation
- :return: True package has is completely uploaded or False if partial content has been uplodaed.
+ :return: True if package is completely uploaded or False if partial content has been uploded
Raise exception on error
"""
# Check that _id exists and it is valid
total = int(content_range[3])
else:
start = 0
+ temp_folder = _id + "_" # all the content is upload here and if ok, it is rename from id_ to is folder
if start:
- if not self.fs.file_exists(_id, 'dir'):
+ if not self.fs.file_exists(temp_folder, 'dir'):
raise EngineException("invalid Transaction-Id header", HTTPStatus.NOT_FOUND)
else:
- self.fs.file_delete(_id, ignore_non_exist=True)
- self.fs.mkdir(_id)
+ self.fs.file_delete(temp_folder, ignore_non_exist=True)
+ self.fs.mkdir(temp_folder)
storage = self.fs.get_params()
storage["folder"] = _id
- file_path = (_id, filename)
+ file_path = (temp_folder, filename)
if self.fs.file_exists(file_path, 'file'):
file_size = self.fs.file_size(file_path)
else:
raise EngineException("Not found any descriptor file at package descriptor tar.gz")
storage["descriptor"] = descriptor_file_name
storage["zipfile"] = filename
- self.fs.file_extract(tar, _id)
- with self.fs.file_open((_id, descriptor_file_name), "r") as descriptor_file:
+ self.fs.file_extract(tar, temp_folder)
+ with self.fs.file_open((temp_folder, descriptor_file_name), "r") as descriptor_file:
content = descriptor_file.read()
else:
content = file_pkg.read()
if kwargs:
self._update_input_with_kwargs(indata, kwargs)
# it will call overrides method at VnfdTopic or NsdTopic
- indata = self._validate_input_new(indata, force=force)
+ # indata = self._validate_input_edit(indata, force=force)
deep_update_rfc7396(current_desc, indata)
self.check_conflict_on_edit(session, current_desc, indata, _id=_id, force=force)
self.db.replace(self.topic, _id, current_desc)
+ self.fs.dir_rename(temp_folder, _id)
indata["_id"] = _id
self._send_msg("created", indata)
pybindJSONDecoder.load_ietf_json({'nsd:nsd-catalog': {'nsd': [data]}}, None, None, obj=mynsd,
path_helper=True, skip_unknown=force)
out = pybindJSON.dumps(mynsd, mode="ietf")
+ elif item == "nsts":
+ mynst = nst_im()
+ pybindJSONDecoder.load_ietf_json({'nst': [data]}, None, None, obj=mynst,
+ path_helper=True, skip_unknown=force)
+ out = pybindJSON.dumps(mynst, mode="ietf")
else:
raise EngineException("Not possible to validate '{}' item".format(item),
http_code=HTTPStatus.INTERNAL_SERVER_ERROR)
def _validate_input_new(self, indata, force=False):
indata = self.pyangbind_validation("nsds", indata, force)
+ # Cross references validation in the descriptor
# TODO validata that if contains cloud-init-file or charms, have artifacts _admin.storage."pkg-dir" is not none
+ for vld in get_iterable(indata.get("vld")):
+ for vnfd_cp in get_iterable(vld.get("vnfd-connection-point-ref")):
+ for constituent_vnfd in get_iterable(indata.get("constituent-vnfd")):
+ if vnfd_cp["member-vnf-index-ref"] == constituent_vnfd["member-vnf-index"]:
+ if vnfd_cp.get("vnfd-id-ref") and vnfd_cp["vnfd-id-ref"] != constituent_vnfd["vnfd-id-ref"]:
+ raise EngineException("Error at vld[id='{}']:vnfd-connection-point-ref[vnfd-id-ref='{}'] "
+ "does not match constituent-vnfd[member-vnf-index='{}']:vnfd-id-ref"
+ " '{}'".format(vld["id"], vnfd_cp["vnfd-id-ref"],
+ constituent_vnfd["member-vnf-index"],
+ constituent_vnfd["vnfd-id-ref"]),
+ http_code=HTTPStatus.UNPROCESSABLE_ENTITY)
+ break
+ else:
+ raise EngineException("Error at vld[id='{}']:vnfd-connection-point-ref[member-vnf-index-ref='{}'] "
+ "does not match any constituent-vnfd:member-vnf-index"
+ .format(vld["id"], vnfd_cp["member-vnf-index-ref"]),
+ http_code=HTTPStatus.UNPROCESSABLE_ENTITY)
return indata
def _validate_input_edit(self, indata, force=False):
# not needed to validate with pyangbind becuase it will be validated at check_conflict_on_edit
return indata
- def _check_descriptor_dependencies(self, session, descriptor):
+ def _check_descriptor_dependencies(self, session, descriptor, force=False):
"""
- Check that the dependent descriptors exist on a new descriptor or edition
+ Check that the dependent descriptors exist on a new descriptor or edition. Also checks references to vnfd
+ connection points are ok
:param session: client session information
:param descriptor: descriptor to be inserted or edit
+ :param force: if true skip dependencies checking
:return: None or raises exception
"""
- if not descriptor.get("constituent-vnfd"):
+ if force:
return
- for vnf in descriptor["constituent-vnfd"]:
- vnfd_id = vnf["vnfd-id-ref"]
- filter_q = self._get_project_filter(session, write=False, show_all=True)
- filter_q["id"] = vnfd_id
- if not self.db.get_list("vnfds", filter_q):
- raise EngineException("Descriptor error at 'constituent-vnfd':'vnfd-id-ref'='{}' references a non "
- "existing vnfd".format(vnfd_id), http_code=HTTPStatus.CONFLICT)
+ member_vnfd_index = {}
+ if descriptor.get("constituent-vnfd") and not force:
+ for vnf in descriptor["constituent-vnfd"]:
+ vnfd_id = vnf["vnfd-id-ref"]
+ filter_q = self._get_project_filter(session, write=False, show_all=True)
+ filter_q["id"] = vnfd_id
+ vnf_list = self.db.get_list("vnfds", filter_q)
+ if not vnf_list:
+ raise EngineException("Descriptor error at 'constituent-vnfd':'vnfd-id-ref'='{}' references a non "
+ "existing vnfd".format(vnfd_id), http_code=HTTPStatus.CONFLICT)
+ # elif len(vnf_list) > 1:
+ # raise EngineException("More than one vnfd found for id='{}'".format(vnfd_id),
+ # http_code=HTTPStatus.CONFLICT)
+ member_vnfd_index[vnf["member-vnf-index"]] = vnf_list[0]
+
+ # Cross references validation in the descriptor and vnfd connection point validation
+ for vld in get_iterable(descriptor.get("vld")):
+ for referenced_vnfd_cp in get_iterable(vld.get("vnfd-connection-point-ref")):
+ # look if this vnfd contains this connection point
+ vnfd = member_vnfd_index.get(referenced_vnfd_cp["member-vnf-index-ref"])
+ if not vnfd:
+ raise EngineException("Error at vld[id='{}']:vnfd-connection-point-ref[member-vnf-index-ref='{}'] "
+ "does not match any constituent-vnfd:member-vnf-index"
+ .format(vld["id"], referenced_vnfd_cp["member-vnf-index-ref"]),
+ http_code=HTTPStatus.UNPROCESSABLE_ENTITY)
+ for vnfd_cp in get_iterable(vnfd.get("connection-point")):
+ if referenced_vnfd_cp.get("vnfd-connection-point-ref") == vnfd_cp["name"]:
+ break
+ else:
+ raise EngineException(
+ "Error at vld[id='{}']:vnfd-connection-point-ref[member-vnf-index-ref='{}']:vnfd-"
+ "connection-point-ref='{}' references a non existing conection-point:name inside vnfd '{}'"
+ .format(vld["id"], referenced_vnfd_cp["member-vnf-index-ref"],
+ referenced_vnfd_cp["vnfd-connection-point-ref"], vnfd["id"]),
+ http_code=HTTPStatus.UNPROCESSABLE_ENTITY)
def check_conflict_on_edit(self, session, final_content, edit_content, _id, force=False):
super().check_conflict_on_edit(session, final_content, edit_content, _id, force=force)
- if not force:
- self._check_descriptor_dependencies(session, final_content)
+ self._check_descriptor_dependencies(session, final_content, force)
def check_conflict_on_del(self, session, _id, force=False):
"""
return {}
clean_indata = indata
- if clean_indata.get('nst:nst'):
- clean_indata = clean_indata['nst:nst']
- elif clean_indata.get('nst'):
- clean_indata = clean_indata['nst']
if clean_indata.get('nst'):
if not isinstance(clean_indata['nst'], list) or len(clean_indata['nst']) != 1:
raise EngineException("'nst' must be a list only one element")
clean_indata = clean_indata['nst'][0]
+ elif clean_indata.get('nst:nst'):
+ if not isinstance(clean_indata['nst:nst'], list) or len(clean_indata['nst:nst']) != 1:
+ raise EngineException("'nst:nst' must be a list only one element")
+ clean_indata = clean_indata['nst:nst'][0]
return clean_indata
def _validate_input_edit(self, indata, force=False):
# TODO validate with pyangbind, serialize
return indata
+ def _validate_input_new(self, indata, force=False):
+ indata = self.pyangbind_validation("nsts", indata, force)
+ return indata.copy()
+
def _check_descriptor_dependencies(self, session, descriptor):
"""
Check that the dependent descriptors exist on a new descriptor or edition
# Get Network Slice Template from Database
_filter = self._get_project_filter(session, write=False, show_all=False)
_filter["_id"] = _id
- nst = self.db.get_one("nst", _filter)
+ nst = self.db.get_one("nsts", _filter)
# Search NSIs using NST via nst-ref
_filter = self._get_project_filter(session, write=False, show_all=False)
_filter["nst-ref"] = nst["id"]
- if self.db.get_list("nsis", _filter):
- raise EngineException("There is some NSIS that depends on this NST", http_code=HTTPStatus.CONFLICT)
+ nsis_list = self.db.get_list("nsis", _filter)
+ for nsi_item in nsis_list:
+ if nsi_item["_admin"].get("nsiState") != "TERMINATED":
+ raise EngineException("There is some NSIS that depends on this NST", http_code=HTTPStatus.CONFLICT)
class PduTopic(BaseTopic):