from http import HTTPStatus
from time import time
from copy import copy, deepcopy
-from validation import validate_input, ValidationError, ns_instantiate, ns_action, ns_scale, nsi_instantiate
-from base_topic import BaseTopic, EngineException, get_iterable
+from osm_nbi.validation import validate_input, ValidationError, ns_instantiate, ns_action, ns_scale, nsi_instantiate
+from osm_nbi.base_topic import BaseTopic, EngineException, get_iterable
# from descriptor_topics import DescriptorTopic
from yaml import safe_dump
from osm_common.dbbase import DbException
def format_on_new(content, project_id=None, make_public=False):
BaseTopic.format_on_new(content, project_id=project_id, make_public=make_public)
content["_admin"]["nsState"] = "NOT_INSTANTIATED"
+ return None
def check_conflict_on_del(self, session, _id, db_content):
"""
member_vnf["vnfd-id-ref"], member_vnf["member-vnf-index"])
# add at database
- BaseTopic.format_on_new(vnfr_descriptor, session["project_id"], make_public=session["public"])
+ self.format_on_new(vnfr_descriptor, session["project_id"], make_public=session["public"])
self.db.create("vnfrs", vnfr_descriptor)
rollback.append({"topic": "vnfrs", "_id": vnfr_id})
nsr_descriptor["constituent-vnfr-ref"].append(vnfr_id)
step = "creating nsr temporal folder"
self.fs.mkdir(nsr_id)
- return nsr_id
+ return nsr_id, None
+ except ValidationError as e: # TODO remove try Except, it is captured at nbi.py
+ raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY)
except Exception as e:
self.logger.exception("Exception {} at NsrTopic.new()".format(e), exc_info=True)
raise EngineException("Error {}: {}".format(step, e))
- except ValidationError as e:
- raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY)
def edit(self, session, _id, indata=None, kwargs=None, content=None):
raise EngineException("Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR)
:param indata: descriptor with the parameters of the operation
:return: None
"""
- vnfds = {}
+ vnf_member_index_to_vnfd = {} # map between vnf_member_index to vnf descriptor.
vim_accounts = []
wim_accounts = []
nsd = nsr["nsd"]
def check_valid_vnf_member_index(member_vnf_index):
- # TODO change to vnfR
- for vnf in nsd["constituent-vnfd"]:
- if member_vnf_index == vnf["member-vnf-index"]:
- vnfd_id = vnf["vnfd-id-ref"]
- if vnfd_id not in vnfds:
- vnfds[vnfd_id] = self.db.get_one("vnfds", {"id": vnfd_id})
- return vnfds[vnfd_id]
- else:
+ # Obtain vnf descriptor. The vnfr is used to get the vnfd._id used for this member_vnf_index
+ if vnf_member_index_to_vnfd.get(member_vnf_index):
+ return vnf_member_index_to_vnfd[member_vnf_index]
+ vnfr = self.db.get_one("vnfrs",
+ {"nsr-id-ref": nsr["_id"], "member-vnf-index-ref": member_vnf_index},
+ fail_on_empty=False)
+ if not vnfr:
raise EngineException("Invalid parameter member_vnf_index='{}' is not one of the "
"nsd:constituent-vnfd".format(member_vnf_index))
+ vnfd = self.db.get_one("vnfds", {"_id": vnfr["vnfd-id"]}, fail_on_empty=False)
+ if not vnfd:
+ raise EngineException("vnfd id={} has been deleted!. Operation cannot be performed".
+ format(vnfr["vnfd-id"]))
+ vnf_member_index_to_vnfd[member_vnf_index] = vnfd # add to cache, avoiding a later look for
+ return vnfd
+
+ def check_valid_vdu(vnfd, vdu_id):
+ for vdud in get_iterable(vnfd.get("vdu")):
+ if vdud["id"] == vdu_id:
+ return vdud
+ else:
+ raise EngineException("Invalid parameter vdu_id='{}' not present at vnfd:vdu:id".format(vdu_id))
def _check_vnf_instantiation_params(in_vnfd, vnfd):
indata["member_vnf_index"] = indata.pop("vnf_member_index") # for backward compatibility
if indata.get("member_vnf_index"):
vnfd = check_valid_vnf_member_index(indata["member_vnf_index"])
- descriptor_configuration = vnfd.get("vnf-configuration", {}).get("config-primitive")
+ if indata.get("vdu_id"):
+ vdud = check_valid_vdu(vnfd, indata["vdu_id"])
+ descriptor_configuration = vdud.get("vdu-configuration", {}).get("config-primitive")
+ else:
+ descriptor_configuration = vnfd.get("vnf-configuration", {}).get("config-primitive")
else: # use a NSD
descriptor_configuration = nsd.get("ns-configuration", {}).get("config-primitive")
# check primitive
rollback.append({"topic": "nslcmops", "_id": _id})
if not slice_object:
self.msg.write("ns", operation, nslcmop_desc)
- return _id
- except ValidationError as e:
+ return _id, None
+ except ValidationError as e: # TODO remove try Except, it is captured at nbi.py
raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY)
# except DbException as e:
# raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
# Is the nss shared and instantiated?
_filter["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
_filter["_admin.nsrs-detailed-list.ANYINDEX.nsd-id"] = service["nsd-ref"]
+ _filter["_admin.nsrs-detailed-list.ANYINDEX.nss-id"] = service["id"]
nsi = self.db.get_one("nsis", _filter, fail_on_empty=False, fail_on_more=False)
-
if nsi and service.get("is-shared-nss"):
nsrs_detailed_list = nsi["_admin"]["nsrs-detailed-list"]
for nsrs_detailed_item in nsrs_detailed_list:
if nsrs_detailed_item["nsd-id"] == service["nsd-ref"]:
- _id_nsr = nsrs_detailed_item["nsrId"]
- break
+ if nsrs_detailed_item["nss-id"] == service["id"]:
+ _id_nsr = nsrs_detailed_item["nsrId"]
+ break
for netslice_subnet in nsi["_admin"]["netslice-subnet"]:
if netslice_subnet["nss-id"] == service["id"]:
indata_ns = netslice_subnet
break
# Creates Nsr objects
- _id_nsr = self.nsrTopic.new(rollback, session, indata_ns, kwargs, headers)
+ _id_nsr, _ = self.nsrTopic.new(rollback, session, indata_ns, kwargs, headers)
nsrs_item = {"nsrId": _id_nsr, "shared": service.get("is-shared-nss"), "nsd-id": service["nsd-ref"],
- "nslcmop_instantiate": None}
+ "nss-id": service["id"], "nslcmop_instantiate": None}
indata_ns["nss-id"] = service["id"]
nsrs_list.append(nsrs_item)
nsi_netslice_subnet.append(indata_ns)
# Creating the entry in the database
self.db.create("nsis", nsi_descriptor)
rollback.append({"topic": "nsis", "_id": nsi_id})
- return nsi_id
- except Exception as e:
+ return nsi_id, None
+ except Exception as e: # TODO remove try Except, it is captured at nbi.py
self.logger.exception("Exception {} at NsiTopic.new()".format(e), exc_info=True)
raise EngineException("Error {}: {}".format(step, e))
except ValidationError as e:
indata_ns["netsliceInstanceId"] = netsliceInstanceId
# Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
# message via kafka bus
- nslcmop = self.nsi_NsLcmOpTopic.new(rollback, session, indata_ns, kwargs, headers,
- slice_object=True)
+ nslcmop, _ = self.nsi_NsLcmOpTopic.new(rollback, session, indata_ns, kwargs, headers,
+ slice_object=True)
nslcmops.append(nslcmop)
if operation == "terminate":
nslcmop = None
_id = self.db.create("nsilcmops", nsilcmop_desc)
rollback.append({"topic": "nsilcmops", "_id": _id})
self.msg.write("nsi", operation, nsilcmop_desc)
- return _id
+ return _id, None
except ValidationError as e:
raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY)