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 descriptor_topics import DescriptorTopic
+from osm_nbi.validation import validate_input, ValidationError, ns_instantiate, ns_terminate, ns_action, ns_scale,\
+ nsi_instantiate
+from osm_nbi.base_topic import BaseTopic, EngineException, get_iterable, deep_get, increment_ip_mac
+# from descriptor_topics import DescriptorTopic
from yaml import safe_dump
+from osm_common.dbbase import DbException
+from osm_common.msgbase import MsgException
+from osm_common.fsbase import FsException
+from re import match # For checking that additional parameter names are valid Jinja2 identifiers
__author__ = "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
class NsrTopic(BaseTopic):
topic = "nsrs"
topic_msg = "ns"
+ quota_name = "ns_instances"
+ schema_new = ns_instantiate
- def __init__(self, db, fs, msg):
- BaseTopic.__init__(self, db, fs, msg)
+ def __init__(self, db, fs, msg, auth):
+ BaseTopic.__init__(self, db, fs, msg, auth)
def _check_descriptor_dependencies(self, session, descriptor):
"""
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, force=False):
- if force:
+ def check_conflict_on_del(self, session, _id, db_content):
+ """
+ Check that NSR is not instantiated
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
+ :param _id: nsr internal id
+ :param db_content: The database content of the nsr
+ :return: None or raises EngineException with the conflict
+ """
+ if session["force"]:
return
- nsr = self.db.get_one("nsrs", {"_id": _id})
+ nsr = db_content
if nsr["_admin"].get("nsState") == "INSTANTIATED":
raise EngineException("nsr '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
"Launch 'terminate' operation first; or force deletion".format(_id),
http_code=HTTPStatus.CONFLICT)
- def delete(self, session, _id, force=False, dry_run=False):
+ def delete_extra(self, session, _id, db_content, not_send_msg=None):
"""
- Delete item by its internal _id
- :param session: contains the used login username, working project, and admin rights
+ Deletes associated nslcmops and vnfrs from database. Deletes associated filesystem.
+ Set usageState of pdu, vnfd, nsd
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
:param _id: server internal id
- :param force: indicates if deletion must be forced in case of conflict
- :param dry_run: make checking but do not delete
- :return: dictionary with deleted item _id. It raises EngineException on error: not found, conflict, ...
+ :param db_content: The database content of the descriptor
+ :param not_send_msg: To not send message (False) or store content (list) instead
+ :return: None if ok or raises EngineException with the problem
"""
- # TODO add admin to filter, validate rights
- BaseTopic.delete(self, session, _id, force, dry_run=True)
- if dry_run:
- return
-
self.fs.file_delete(_id, ignore_non_exist=True)
- v = self.db.del_one("nsrs", {"_id": _id})
self.db.del_list("nslcmops", {"nsInstanceId": _id})
self.db.del_list("vnfrs", {"nsr-id-ref": _id})
+
# set all used pdus as free
self.db.set_list("pdus", {"_admin.usage.nsr_id": _id},
{"_admin.usageState": "NOT_IN_USE", "_admin.usage": None})
- self._send_msg("deleted", {"_id": _id})
- return v
+
+ # Set NSD usageState
+ nsr = db_content
+ used_nsd_id = nsr.get("nsd-id")
+ if used_nsd_id:
+ # check if used by another NSR
+ nsrs_list = self.db.get_one("nsrs", {"nsd-id": used_nsd_id},
+ fail_on_empty=False, fail_on_more=False)
+ if not nsrs_list:
+ self.db.set_one("nsds", {"_id": used_nsd_id}, {"_admin.usageState": "NOT_IN_USE"})
+
+ # Set VNFD usageState
+ used_vnfd_id_list = nsr.get("vnfd-id")
+ if used_vnfd_id_list:
+ for used_vnfd_id in used_vnfd_id_list:
+ # check if used by another NSR
+ nsrs_list = self.db.get_one("nsrs", {"vnfd-id": used_vnfd_id},
+ fail_on_empty=False, fail_on_more=False)
+ if not nsrs_list:
+ self.db.set_one("vnfds", {"_id": used_vnfd_id}, {"_admin.usageState": "NOT_IN_USE"})
@staticmethod
def _format_ns_request(ns_request):
return formated_request
@staticmethod
- def _format_addional_params(ns_request, member_vnf_index=None, descriptor=None):
+ def _format_additional_params(ns_request, member_vnf_index=None, vdu_id=None, kdu_name=None, descriptor=None):
"""
Get and format user additional params for NS or VNF
:param ns_request: User instantiation additional parameters
:param member_vnf_index: None for extract NS params, or member_vnf_index to extract VNF params
:param descriptor: If not None it check that needed parameters of descriptor are supplied
- :return: a formated copy of additional params or None if not supplied
+ :return: tuple with a formatted copy of additional params or None if not supplied, plus other parameters
"""
additional_params = None
+ other_params = None
if not member_vnf_index:
additional_params = copy(ns_request.get("additionalParamsForNs"))
where_ = "additionalParamsForNs"
elif ns_request.get("additionalParamsForVnf"):
- for additionalParamsForVnf in get_iterable(ns_request.get("additionalParamsForVnf")):
- if additionalParamsForVnf["member-vnf-index"] == member_vnf_index:
- additional_params = copy(additionalParamsForVnf.get("additionalParams"))
- where_ = "additionalParamsForVnf[member-vnf-index={}]".format(
- additionalParamsForVnf["member-vnf-index"])
- break
+ where_ = "additionalParamsForVnf[member-vnf-index={}]".format(member_vnf_index)
+ item = next((x for x in ns_request["additionalParamsForVnf"] if x["member-vnf-index"] == member_vnf_index),
+ None)
+ if item:
+ if not vdu_id and not kdu_name:
+ other_params = item
+ additional_params = copy(item.get("additionalParams")) or {}
+ if vdu_id and item.get("additionalParamsForVdu"):
+ item_vdu = next((x for x in item["additionalParamsForVdu"] if x["vdu_id"] == vdu_id), None)
+ other_params = item_vdu
+ if item_vdu and item_vdu.get("additionalParams"):
+ where_ += ".additionalParamsForVdu[vdu_id={}]".format(vdu_id)
+ additional_params = item_vdu["additionalParams"]
+ if kdu_name:
+ additional_params = {}
+ if item.get("additionalParamsForKdu"):
+ item_kdu = next((x for x in item["additionalParamsForKdu"] if x["kdu_name"] == kdu_name), None)
+ other_params = item_kdu
+ if item_kdu and item_kdu.get("additionalParams"):
+ where_ += ".additionalParamsForKdu[kdu_name={}]".format(kdu_name)
+ additional_params = item_kdu["additionalParams"]
+
if additional_params:
for k, v in additional_params.items():
+ # BEGIN Check that additional parameter names are valid Jinja2 identifiers if target is not Kdu
+ if not kdu_name and not match('^[a-zA-Z_][a-zA-Z0-9_]*$', k):
+ raise EngineException("Invalid param name at {}:{}. Must contain only alphanumeric characters "
+ "and underscores, and cannot start with a digit"
+ .format(where_, k))
+ # END Check that additional parameter names are valid Jinja2 identifiers
if not isinstance(k, str):
raise EngineException("Invalid param at {}:{}. Only string keys are allowed".format(where_, k))
if "." in k or "$" in k:
# check that enough parameters are supplied for the initial-config-primitive
# TODO: check for cloud-init
if member_vnf_index:
- if descriptor.get("vnf-configuration"):
- for initial_primitive in get_iterable(
- descriptor["vnf-configuration"].get("initial-config-primitive")):
- for param in get_iterable(initial_primitive.get("parameter")):
- if param["value"].startswith("<") and param["value"].endswith(">"):
- if param["value"] in ("<rw_mgmt_ip>", "<VDU_SCALE_INFO>"):
- continue
- if not additional_params or param["value"][1:-1] not in additional_params:
- raise EngineException("Parameter '{}' needed for vnfd[id={}]:vnf-configuration:"
- "initial-config-primitive[name={}] not supplied".
- format(param["value"], descriptor["id"],
- initial_primitive["name"]))
-
- return additional_params
-
- def new(self, rollback, session, indata=None, kwargs=None, headers=None, force=False, make_public=False):
+ if kdu_name:
+ initial_primitives = None
+ elif vdu_id:
+ vdud = next(x for x in descriptor["vdu"] if x["id"] == vdu_id)
+ initial_primitives = deep_get(vdud, ("vdu-configuration", "initial-config-primitive"))
+ else:
+ initial_primitives = deep_get(descriptor, ("vnf-configuration", "initial-config-primitive"))
+ else:
+ initial_primitives = deep_get(descriptor, ("ns-configuration", "initial-config-primitive"))
+
+ for initial_primitive in get_iterable(initial_primitives):
+ for param in get_iterable(initial_primitive.get("parameter")):
+ if param["value"].startswith("<") and param["value"].endswith(">"):
+ if param["value"] in ("<rw_mgmt_ip>", "<VDU_SCALE_INFO>", "<ns_config_info>"):
+ continue
+ if not additional_params or param["value"][1:-1] not in additional_params:
+ raise EngineException("Parameter '{}' needed for vnfd[id={}]:vnf-configuration:"
+ "initial-config-primitive[name={}] not supplied".
+ format(param["value"], descriptor["id"],
+ initial_primitive["name"]))
+
+ return additional_params or None, other_params or None
+
+ def new(self, rollback, session, indata=None, kwargs=None, headers=None):
"""
Creates a new nsr into database. It also creates needed vnfrs
:param rollback: list to append the created items at database in case a rollback must be done
- :param session: contains the used login username and working project
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
:param indata: params to be used for the nsr
:param kwargs: used to override the indata descriptor
:param headers: http request headers
- :param force: If True avoid some dependence checks
- :param make_public: Make the created item public to all projects
- :return: the _id of nsr descriptor created at database
+ :return: the _id of nsr descriptor created at database. Or an exception of type
+ EngineException, ValidationError, DbException, FsException, MsgException.
+ Note: Exceptions are not captured on purpose. They should be captured at called
"""
try:
+ step = "checking quotas"
+ self.check_quota(session)
+
+ step = "validating input parameters"
ns_request = self._remove_envelop(indata)
# Override descriptor with query string kwargs
self._update_input_with_kwargs(ns_request, kwargs)
- self._validate_input_new(ns_request, force)
+ self._validate_input_new(ns_request, session["force"])
- step = ""
- # look for nsr
+ # look for nsd
step = "getting nsd id='{}' from database".format(ns_request.get("nsdId"))
- _filter = {"_id": ns_request["nsdId"]}
- _filter.update(BaseTopic._get_project_filter(session, write=False, show_all=True))
+ _filter = self._get_project_filter(session)
+ _filter["_id"] = ns_request["nsdId"]
nsd = self.db.get_one("nsds", _filter)
+ del _filter["_id"]
+
+ # check NSD is not disabled
+ step = "checking nsdOperationalState"
+ if nsd["_admin"]["operationalState"] == "DISABLED":
+ raise EngineException("nsd with id '{}' is DISABLED, and thus cannot be used to create "
+ "a network service".format(ns_request["nsdId"]), http_code=HTTPStatus.CONFLICT)
nsr_id = str(uuid4())
now = time()
step = "filling nsr from input data"
+ additional_params, _ = self._format_additional_params(ns_request, descriptor=nsd)
+
+ # use for k8s-namespace from ns_request or additionalParamsForNs. By default, the project_id
+ ns_k8s_namespace = session["project_id"][0] if session["project_id"] else None
+ if ns_request and ns_request.get("k8s-namespace"):
+ ns_k8s_namespace = ns_request["k8s-namespace"]
+ if additional_params and additional_params.get("k8s-namespace"):
+ ns_k8s_namespace = additional_params["k8s-namespace"]
+
nsr_descriptor = {
"name": ns_request["nsName"],
"name-ref": ns_request["nsName"],
"short-name": ns_request["nsName"],
"admin-status": "ENABLED",
- "nsd": nsd,
+ "nsState": "NOT_INSTANTIATED",
+ "currentOperation": "IDLE",
+ "currentOperationID": None,
+ "errorDescription": None,
+ "errorDetail": None,
+ "deploymentStatus": None,
+ "configurationStatus": None,
+ "vcaStatus": None,
+ "nsd": {k: v for k, v in nsd.items() if k in ("vld", "_id", "id", "constituent-vnfd", "name",
+ "ns-configuration")},
"datacenter": ns_request["vimAccountId"],
"resource-orchestrator": "osmopenmano",
"description": ns_request.get("nsDescription", ""),
"orchestration-progress": {},
# {"networks": {"active": 0, "total": 0}, "vms": {"active": 0, "total": 0}},
- "crete-time": now,
+ "create-time": now,
"nsd-name-ref": nsd["name"],
"operational-events": [], # "id", "timestamp", "description", "event",
"nsd-ref": nsd["id"],
"nsd-id": nsd["_id"],
+ "vnfd-id": [],
"instantiate_params": self._format_ns_request(ns_request),
- "additionalParamsForNs": self._format_addional_params(ns_request),
+ "additionalParamsForNs": additional_params,
"ns-instance-config-ref": nsr_id,
"id": nsr_id,
"_id": nsr_id,
# "input-parameter": xpath, value,
- "ssh-authorized-key": ns_request.get("key-pair-ref"), # TODO remove
+ "ssh-authorized-key": ns_request.get("ssh_keys"), # TODO remove
}
ns_request["nsr_id"] = nsr_id
+ if ns_request and ns_request.get("config-units"):
+ nsr_descriptor["config-units"] = ns_request["config-units"]
+
# Create vld
if nsd.get("vld"):
- nsr_descriptor["vld"] = []
- for nsd_vld in nsd.get("vld"):
- nsr_descriptor["vld"].append(
- {key: nsd_vld[key] for key in ("id", "vim-network-name", "vim-network-id") if key in nsd_vld})
+ nsr_descriptor["vld"] = nsd["vld"]
# Create VNFR
needed_vnfds = {}
member_vnf["vnfd-id-ref"], member_vnf["member-vnf-index"])
if vnfd_id not in needed_vnfds:
# Obtain vnfd
- vnfd = DescriptorTopic.get_one_by_id(self.db, session, "vnfds", vnfd_id)
+ _filter["id"] = vnfd_id
+ vnfd = self.db.get_one("vnfds", _filter, fail_on_empty=True, fail_on_more=True)
+ del _filter["id"]
vnfd.pop("_admin")
needed_vnfds[vnfd_id] = vnfd
+ nsr_descriptor["vnfd-id"].append(vnfd["_id"])
else:
vnfd = needed_vnfds[vnfd_id]
step = "filling vnfr vnfd-id='{}' constituent-vnfd='{}'".format(
member_vnf["vnfd-id-ref"], member_vnf["member-vnf-index"])
vnfr_id = str(uuid4())
+ additional_params, vnf_params = self._format_additional_params(ns_request,
+ member_vnf["member-vnf-index"],
+ descriptor=vnfd)
vnfr_descriptor = {
"id": vnfr_id,
"_id": vnfr_id,
"nsr-id-ref": nsr_id,
"member-vnf-index-ref": member_vnf["member-vnf-index"],
- "additionalParamsForVnf": self._format_addional_params(ns_request, member_vnf["member-vnf-index"],
- vnfd),
+ "additionalParamsForVnf": additional_params,
"created-time": now,
# "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
"vnfd-ref": vnfd_id,
"connection-point": [],
"ip-address": None, # mgmt-interface filled by LCM
}
+ vnf_k8s_namespace = ns_k8s_namespace
+ if vnf_params:
+ if vnf_params.get("k8s-namespace"):
+ vnf_k8s_namespace = vnf_params["k8s-namespace"]
+ if vnf_params.get("config-units"):
+ vnfr_descriptor["config-units"] = vnf_params["config-units"]
# Create vld
if vnfd.get("internal-vld"):
# vim-id # TODO it would be nice having a vim port id
}
vnfr_descriptor["connection-point"].append(vnf_cp)
+
+ # Create k8s-cluster information
+ if vnfd.get("k8s-cluster"):
+ vnfr_descriptor["k8s-cluster"] = vnfd["k8s-cluster"]
+ for net in get_iterable(vnfr_descriptor["k8s-cluster"].get("nets")):
+ if net.get("external-connection-point-ref"):
+ for nsd_vld in get_iterable(nsd.get("vld")):
+ for nsd_vld_cp in get_iterable(nsd_vld.get("vnfd-connection-point-ref")):
+ if nsd_vld_cp.get("vnfd-connection-point-ref") == \
+ net["external-connection-point-ref"] and \
+ nsd_vld_cp.get("member-vnf-index-ref") == member_vnf["member-vnf-index"]:
+ net["ns-vld-id"] = nsd_vld["id"]
+ break
+ else:
+ continue
+ break
+ elif net.get("internal-connection-point-ref"):
+ for vnfd_ivld in get_iterable(vnfd.get("internal-vld")):
+ for vnfd_ivld_icp in get_iterable(vnfd_ivld.get("internal-connection-point")):
+ if vnfd_ivld_icp.get("id-ref") == net["internal-connection-point-ref"]:
+ net["vnf-vld-id"] = vnfd_ivld["id"]
+ break
+ else:
+ continue
+ break
+ # update kdus
+ for kdu in get_iterable(vnfd.get("kdu")):
+ additional_params, kdu_params = self._format_additional_params(ns_request,
+ member_vnf["member-vnf-index"],
+ kdu_name=kdu["name"],
+ descriptor=vnfd)
+ kdu_k8s_namespace = vnf_k8s_namespace
+ kdu_model = kdu_params.get("kdu_model") if kdu_params else None
+ if kdu_params and kdu_params.get("k8s-namespace"):
+ kdu_k8s_namespace = kdu_params["k8s-namespace"]
+
+ kdur = {
+ "additionalParams": additional_params,
+ "k8s-namespace": kdu_k8s_namespace,
+ "kdu-name": kdu["name"],
+ # TODO "name": "" Name of the VDU in the VIM
+ "ip-address": None, # mgmt-interface filled by LCM
+ "k8s-cluster": {},
+ }
+ if kdu_params and kdu_params.get("config-units"):
+ kdur["config-units"] = kdu_params["config-units"]
+ for k8s_type in ("helm-chart", "juju-bundle"):
+ if kdu.get(k8s_type):
+ kdur[k8s_type] = kdu_model or kdu[k8s_type]
+ if not vnfr_descriptor.get("kdur"):
+ vnfr_descriptor["kdur"] = []
+ vnfr_descriptor["kdur"].append(kdur)
+
for vdu in vnfd.get("vdu", ()):
+ additional_params, vdu_params = self._format_additional_params(
+ ns_request, member_vnf["member-vnf-index"], vdu_id=vdu["id"], descriptor=vnfd)
vdur = {
"vdu-id-ref": vdu["id"],
# TODO "name": "" Name of the VDU in the VIM
# "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
"internal-connection-point": [],
"interfaces": [],
+ "additionalParams": additional_params
}
+ if vdu_params and vdu_params.get("config-units"):
+ vdur["config-units"] = vdu_params["config-units"]
+ if deep_get(vdu, ("supplemental-boot-data", "boot-data-drive")):
+ vdur["boot-data-drive"] = vdu["supplemental-boot-data"]["boot-data-drive"]
if vdu.get("pdu-type"):
vdur["pdu-type"] = vdu["pdu-type"]
+ vdur["name"] = vdu["pdu-type"]
# TODO volumes: name, volume-id
for icp in vdu.get("internal-connection-point", ()):
vdu_icp = {
"id": icp["id"],
"connection-point-id": icp["id"],
"name": icp.get("name"),
- # "ip-address", "mac-address" # filled by LCM
- # vim-id # TODO it would be nice having a vim port id
}
vdur["internal-connection-point"].append(vdu_icp)
for iface in vdu.get("interface", ()):
vdu_iface = {
- "name": iface.get("name"),
- # "ip-address", "mac-address" # filled by LCM
- # vim-id # TODO it would be nice having a vim port id
- }
+ x: iface[x] for x in ("name", "ip-address", "mac-address", "internal-connection-point-ref",
+ "external-connection-point-ref") if iface.get(x) is not None}
if vnfd_mgmt_cp and iface.get("external-connection-point-ref") == vnfd_mgmt_cp:
vdu_iface["mgmt-vnf"] = True
if iface.get("mgmt-interface"):
for vnfd_ivld_icp in get_iterable(vnfd_ivld.get("internal-connection-point")):
if vnfd_ivld_icp.get("id-ref") == iface["internal-connection-point-ref"]:
vdu_iface["vnf-vld-id"] = vnfd_ivld["id"]
+ if vnfd_ivld_icp.get("ip-address"):
+ vdu_iface["ip-address"] = vnfd_ivld_icp["ip-address"]
break
else:
continue
for index in range(0, count):
if index:
vdur = deepcopy(vdur)
+ for iface in vdur["interfaces"]:
+ if iface.get("ip-address"):
+ iface["ip-address"] = increment_ip_mac(iface["ip-address"])
+ if iface.get("mac-address"):
+ iface["mac-address"] = increment_ip_mac(iface["mac-address"])
+
vdur["_id"] = str(uuid4())
vdur["count-index"] = index
vnfr_descriptor["vdur"].append(vdur)
member_vnf["vnfd-id-ref"], member_vnf["member-vnf-index"])
# add at database
- BaseTopic.format_on_new(vnfr_descriptor, session["project_id"], make_public=make_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 at database"
- self.format_on_new(nsr_descriptor, session["project_id"], make_public=make_public)
+ self.format_on_new(nsr_descriptor, session["project_id"], make_public=session["public"])
self.db.create("nsrs", nsr_descriptor)
rollback.append({"topic": "nsrs", "_id": nsr_id})
step = "creating nsr temporal folder"
self.fs.mkdir(nsr_id)
- return nsr_id
- 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)
+ return nsr_id, None
+ except (ValidationError, EngineException, DbException, MsgException, FsException) as e:
+ raise type(e)("{} while '{}'".format(e, step), http_code=e.http_code)
- def edit(self, session, _id, indata=None, kwargs=None, force=False, content=None):
+ def edit(self, session, _id, indata=None, kwargs=None, content=None):
raise EngineException("Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR)
topic = "vnfrs"
topic_msg = None
- def __init__(self, db, fs, msg):
- BaseTopic.__init__(self, db, fs, msg)
+ def __init__(self, db, fs, msg, auth):
+ BaseTopic.__init__(self, db, fs, msg, auth)
- def delete(self, session, _id, force=False, dry_run=False):
+ def delete(self, session, _id, dry_run=False, not_send_msg=None):
raise EngineException("Method delete called directly", HTTPStatus.INTERNAL_SERVER_ERROR)
- def edit(self, session, _id, indata=None, kwargs=None, force=False, content=None):
+ def edit(self, session, _id, indata=None, kwargs=None, content=None):
raise EngineException("Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR)
- def new(self, rollback, session, indata=None, kwargs=None, headers=None, force=False, make_public=False):
+ def new(self, rollback, session, indata=None, kwargs=None, headers=None):
# Not used because vnfrs are created and deleted by NsrTopic class directly
raise EngineException("Method new called directly", HTTPStatus.INTERNAL_SERVER_ERROR)
"instantiate": ns_instantiate,
"action": ns_action,
"scale": ns_scale,
- "terminate": None,
+ "terminate": ns_terminate,
}
- def __init__(self, db, fs, msg):
- BaseTopic.__init__(self, db, fs, msg)
+ def __init__(self, db, fs, msg, auth):
+ BaseTopic.__init__(self, db, fs, msg, auth)
def _check_ns_operation(self, session, nsr, operation, indata):
"""
Check that user has enter right parameters for the operation
- :param session:
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
:param operation: it can be: instantiate, terminate, action, TODO: update, heal
: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_valid_kdu(vnfd, kdu_name):
+ for kdud in get_iterable(vnfd.get("kdu")):
+ if kdud["name"] == kdu_name:
+ return kdud
+ else:
+ raise EngineException("Invalid parameter kdu_name='{}' not present at vnfd:kdu:name".format(kdu_name))
def _check_vnf_instantiation_params(in_vnfd, vnfd):
for in_ivld in get_iterable(in_vnfd.get("internal-vld")):
for ivld in get_iterable(vnfd.get("internal-vld")):
- if in_ivld["name"] == ivld["name"] or in_ivld["name"] == ivld["id"]:
- for in_icp in get_iterable(in_ivld["internal-connection-point"]):
+ if in_ivld["name"] in (ivld["id"], ivld.get("name")):
+ for in_icp in get_iterable(in_ivld.get("internal-connection-point")):
for icp in ivld["internal-connection-point"]:
if in_icp["id-ref"] == icp["id-ref"]:
break
"='{}']:internal-connection-point[id-ref:'{}'] is not present at "
"vnfd:internal-vld:name/id:internal-connection-point"
.format(in_vnf["member-vnf-index"], in_ivld["name"],
- in_icp["id-ref"], vnfd["id"]))
+ in_icp["id-ref"]))
break
else:
raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
if vim_account in vim_accounts:
return
try:
- db_filter = self._get_project_filter(session, write=False, show_all=True)
+ db_filter = self._get_project_filter(session)
db_filter["_id"] = vim_account
self.db.get_one("vim_accounts", db_filter)
except Exception:
raise EngineException("Invalid vimAccountId='{}' not present for the project".format(vim_account))
vim_accounts.append(vim_account)
+ def check_valid_wim_account(wim_account):
+ if not isinstance(wim_account, str):
+ return
+ elif wim_account in wim_accounts:
+ return
+ try:
+ db_filter = self._get_project_filter(session, write=False, show_all=True)
+ db_filter["_id"] = wim_account
+ self.db.get_one("wim_accounts", db_filter)
+ except Exception:
+ raise EngineException("Invalid wimAccountId='{}' not present for the project".format(wim_account))
+ wim_accounts.append(wim_account)
+
if operation == "action":
# check vnf_member_index
if indata.get("vnf_member_index"):
indata["member_vnf_index"] = indata.pop("vnf_member_index") # for backward compatibility
- if not indata.get("member_vnf_index"):
- raise EngineException("Missing 'member_vnf_index' parameter")
- vnfd = check_valid_vnf_member_index(indata["member_vnf_index"])
- # check primitive
- for config_primitive in get_iterable(vnfd.get("vnf-configuration", {}).get("config-primitive")):
+ if indata.get("member_vnf_index"):
+ vnfd = check_valid_vnf_member_index(indata["member_vnf_index"])
+ if indata.get("vdu_id"):
+ vdud = check_valid_vdu(vnfd, indata["vdu_id"])
+ descriptor_configuration = vdud.get("vdu-configuration", {}).get("config-primitive")
+ elif indata.get("kdu_name"):
+ kdud = check_valid_kdu(vnfd, indata["kdu_name"])
+ descriptor_configuration = kdud.get("kdu-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")
+
+ # For k8s allows default primitives without validating the parameters
+ if indata.get("kdu_name") and indata["primitive"] in ("upgrade", "rollback", "status", "inspect", "readme"):
+ # TODO should be checked that rollback only can contains revsision_numbe????
+ if not indata.get("member_vnf_index"):
+ raise EngineException("Missing action parameter 'member_vnf_index' for default KDU primitive '{}'"
+ .format(indata["primitive"]))
+ return
+ # if not, check primitive
+ for config_primitive in get_iterable(descriptor_configuration):
if indata["primitive"] == config_primitive["name"]:
# check needed primitive_params are provided
if indata.get("primitive_params"):
paramd["name"], indata["primitive"]))
# check no extra primitive params are provided
if in_primitive_params_copy:
- raise EngineException("parameter/s '{}' not present at vnfd for primitive '{}'".format(
+ raise EngineException("parameter/s '{}' not present at vnfd /nsd for primitive '{}'".format(
list(in_primitive_params_copy.keys()), indata["primitive"]))
break
else:
- raise EngineException("Invalid primitive '{}' is not present at vnfd".format(indata["primitive"]))
+ raise EngineException("Invalid primitive '{}' is not present at vnfd/nsd".format(indata["primitive"]))
if operation == "scale":
vnfd = check_valid_vnf_member_index(indata["scaleVnfData"]["scaleByStepData"]["member-vnf-index"])
for scaling_group in get_iterable(vnfd.get("scaling-group-descriptor")):
if operation == "instantiate":
# check vim_account
check_valid_vim_account(indata["vimAccountId"])
+ check_valid_wim_account(indata.get("wimAccountId"))
for in_vnf in get_iterable(indata.get("vnf")):
vnfd = check_valid_vnf_member_index(in_vnf["member-vnf-index"])
_check_vnf_instantiation_params(in_vnf, vnfd)
check_valid_vim_account(in_vnf["vimAccountId"])
for in_vld in get_iterable(indata.get("vld")):
+ check_valid_wim_account(in_vld.get("wimAccountId"))
for vldd in get_iterable(nsd.get("vld")):
if in_vld["name"] == vldd["name"] or in_vld["name"] == vldd["id"]:
break
Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface
(ip_address, ...) information.
Modifies PDU _admin.usageState to 'IN_USE'
-
- :param session: client session information
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
:param rollback: list with the database modifications to rollback if needed
:param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
:param vim_account: vim_account where this vnfr should be deployed
if not vdur.get("pdu-type"):
continue
pdu_type = vdur.get("pdu-type")
- pdu_filter = self._get_project_filter(session, write=True, show_all=True)
+ pdu_filter = self._get_project_filter(session)
pdu_filter["vim_accounts"] = vim_account
pdu_filter["type"] = pdu_type
pdu_filter["_admin.operationalState"] = "ENABLED"
vnfr_update[iface_text + ".{}".format(k)] = v
vnfr_update_rollback[iface_text + ".{}".format(k)] = vdur_interface.get(v)
if pdu_interface.get("ip-address"):
- if vdur_interface.get("mgmt-interface"):
+ if vdur_interface.get("mgmt-interface") or vdur_interface.get("mgmt-vnf"):
vnfr_update_rollback[vdu_text + ".ip-address"] = vdur.get("ip-address")
vnfr_update[vdu_text + ".ip-address"] = pdu_interface["ip-address"]
if vdur_interface.get("mgmt-vnf"):
vnfr_update_rollback["ip-address"] = vnfr.get("ip-address")
vnfr_update["ip-address"] = pdu_interface["ip-address"]
+ vnfr_update[vdu_text + ".ip-address"] = pdu_interface["ip-address"]
if pdu_interface.get("vim-network-name") or pdu_interface.get("vim-network-id"):
ifaces_forcing_vim_network.append({
"name": vdur_interface.get("vnf-vld-id") or vdur_interface.get("ns-vld-id"),
"vnf-vld-id": vdur_interface.get("vnf-vld-id"),
"ns-vld-id": vdur_interface.get("ns-vld-id")})
if pdu_interface.get("vim-network-id"):
- ifaces_forcing_vim_network.append({
- "vim-network-id": pdu_interface.get("vim-network-id")})
+ ifaces_forcing_vim_network[-1]["vim-network-id"] = pdu_interface["vim-network-id"]
if pdu_interface.get("vim-network-name"):
- ifaces_forcing_vim_network.append({
- "vim-network-name": pdu_interface.get("vim-network-name")})
+ ifaces_forcing_vim_network[-1]["vim-network-name"] = pdu_interface["vim-network-name"]
break
return ifaces_forcing_vim_network
+ def _look_for_k8scluster(self, session, rollback, vnfr, vim_account, vnfr_update, vnfr_update_rollback):
+ """
+ Look for an available k8scluster for all the kuds in the vnfd matching version and cni requirements.
+ Fills vnfr.kdur with the selected k8scluster
+
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
+ :param rollback: list with the database modifications to rollback if needed
+ :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
+ :param vim_account: vim_account where this vnfr should be deployed
+ :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
+ :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
+ of the changed vnfr is needed
+
+ :return: List of KDU interfaces that are connected to an existing VIM network. Each item contains:
+ "vim-network-name": used at VIM
+ "name": interface name
+ "vnf-vld-id": internal VNFD vld where this interface is connected, or
+ "ns-vld-id": NSD vld where this interface is connected.
+ NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
+ """
+
+ ifaces_forcing_vim_network = []
+ if not vnfr.get("kdur"):
+ return ifaces_forcing_vim_network
+
+ kdu_filter = self._get_project_filter(session)
+ kdu_filter["vim_account"] = vim_account
+ # TODO kdu_filter["_admin.operationalState"] = "ENABLED"
+ available_k8sclusters = self.db.get_list("k8sclusters", kdu_filter)
+
+ k8s_requirements = {} # just for logging
+ for k8scluster in available_k8sclusters:
+ if not vnfr.get("k8s-cluster"):
+ break
+ # restrict by cni
+ if vnfr["k8s-cluster"].get("cni"):
+ k8s_requirements["cni"] = vnfr["k8s-cluster"]["cni"]
+ if not set(vnfr["k8s-cluster"]["cni"]).intersection(k8scluster.get("cni", ())):
+ continue
+ # restrict by version
+ if vnfr["k8s-cluster"].get("version"):
+ k8s_requirements["version"] = vnfr["k8s-cluster"]["version"]
+ if k8scluster.get("k8s_version") not in vnfr["k8s-cluster"]["version"]:
+ continue
+ # restrict by number of networks
+ if vnfr["k8s-cluster"].get("nets"):
+ k8s_requirements["networks"] = len(vnfr["k8s-cluster"]["nets"])
+ if not k8scluster.get("nets") or len(k8scluster["nets"]) < len(vnfr["k8s-cluster"]["nets"]):
+ continue
+ break
+ else:
+ raise EngineException("No k8scluster with requirements='{}' at vim_account={} found for member_vnf_index={}"
+ .format(k8s_requirements, vim_account, vnfr["member-vnf-index-ref"]))
+
+ for kdur_index, kdur in enumerate(get_iterable(vnfr.get("kdur"))):
+ # step 3. Fill vnfr info by filling kdur
+ kdu_text = "kdur.{}.".format(kdur_index)
+ vnfr_update_rollback[kdu_text + "k8s-cluster.id"] = None
+ vnfr_update[kdu_text + "k8s-cluster.id"] = k8scluster["_id"]
+
+ # step 4. Check VIM networks that forces the selected k8s_cluster
+ if vnfr.get("k8s-cluster") and vnfr["k8s-cluster"].get("nets"):
+ k8scluster_net_list = list(k8scluster.get("nets").keys())
+ for net_index, kdur_net in enumerate(vnfr["k8s-cluster"]["nets"]):
+ # get a network from k8s_cluster nets. If name matches use this, if not use other
+ if kdur_net["id"] in k8scluster_net_list: # name matches
+ vim_net = k8scluster["nets"][kdur_net["id"]]
+ k8scluster_net_list.remove(kdur_net["id"])
+ else:
+ vim_net = k8scluster["nets"][k8scluster_net_list[0]]
+ k8scluster_net_list.pop(0)
+ vnfr_update_rollback["k8s-cluster.nets.{}.vim_net".format(net_index)] = None
+ vnfr_update["k8s-cluster.nets.{}.vim_net".format(net_index)] = vim_net
+ if vim_net and (kdur_net.get("vnf-vld-id") or kdur_net.get("ns-vld-id")):
+ ifaces_forcing_vim_network.append({
+ "name": kdur_net.get("vnf-vld-id") or kdur_net.get("ns-vld-id"),
+ "vnf-vld-id": kdur_net.get("vnf-vld-id"),
+ "ns-vld-id": kdur_net.get("ns-vld-id"),
+ "vim-network-name": vim_net, # TODO can it be vim-network-id ???
+ })
+ # TODO check that this forcing is not incompatible with other forcing
+ return ifaces_forcing_vim_network
+
def _update_vnfrs(self, session, rollback, nsr, indata):
- vnfrs = None
# get vnfr
nsr_id = nsr["_id"]
vnfrs = self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id})
if vnf_inst_params.get("vimAccountId"):
vim_account = vnf_inst_params.get("vimAccountId")
+ # get vnf.vdu.interface instantiation params to update vnfr.vdur.interfaces ip, mac
+ for vdu_inst_param in get_iterable(vnf_inst_params.get("vdu")):
+ for vdur_index, vdur in enumerate(vnfr["vdur"]):
+ if vdu_inst_param["id"] != vdur["vdu-id-ref"]:
+ continue
+ for iface_inst_param in get_iterable(vdu_inst_param.get("interface")):
+ iface_index, _ = next(i for i in enumerate(vdur["interfaces"])
+ if i[1]["name"] == iface_inst_param["name"])
+ vnfr_update_text = "vdur.{}.interfaces.{}".format(vdur_index, iface_index)
+ if iface_inst_param.get("ip-address"):
+ vnfr_update[vnfr_update_text + ".ip-address"] = increment_ip_mac(
+ iface_inst_param.get("ip-address"), vdur.get("count-index", 0))
+ if iface_inst_param.get("mac-address"):
+ vnfr_update[vnfr_update_text + ".mac-address"] = increment_ip_mac(
+ iface_inst_param.get("mac-address"), vdur.get("count-index", 0))
+ # get vnf.internal-vld.internal-conection-point instantiation params to update vnfr.vdur.interfaces
+ # TODO update vld with the ip-profile
+ for ivld_inst_param in get_iterable(vnf_inst_params.get("internal-vld")):
+ for icp_inst_param in get_iterable(ivld_inst_param.get("internal-connection-point")):
+ # look for iface
+ for vdur_index, vdur in enumerate(vnfr["vdur"]):
+ for iface_index, iface in enumerate(vdur["interfaces"]):
+ if iface.get("internal-connection-point-ref") == icp_inst_param["id-ref"]:
+ vnfr_update_text = "vdur.{}.interfaces.{}".format(vdur_index, iface_index)
+ if icp_inst_param.get("ip-address"):
+ vnfr_update[vnfr_update_text + ".ip-address"] = increment_ip_mac(
+ icp_inst_param.get("ip-address"), vdur.get("count-index", 0))
+ if icp_inst_param.get("mac-address"):
+ vnfr_update[vnfr_update_text + ".mac-address"] = increment_ip_mac(
+ icp_inst_param.get("mac-address"), vdur.get("count-index", 0))
+ break
+ # get ip address from instantiation parameters.vld.vnfd-connection-point-ref
+ for vld_inst_param in get_iterable(indata.get("vld")):
+ for vnfcp_inst_param in get_iterable(vld_inst_param.get("vnfd-connection-point-ref")):
+ if vnfcp_inst_param["member-vnf-index-ref"] != member_vnf_index:
+ continue
+ # look for iface
+ for vdur_index, vdur in enumerate(vnfr["vdur"]):
+ for iface_index, iface in enumerate(vdur["interfaces"]):
+ if iface.get("external-connection-point-ref") == \
+ vnfcp_inst_param["vnfd-connection-point-ref"]:
+ vnfr_update_text = "vdur.{}.interfaces.{}".format(vdur_index, iface_index)
+ if vnfcp_inst_param.get("ip-address"):
+ vnfr_update[vnfr_update_text + ".ip-address"] = increment_ip_mac(
+ vnfcp_inst_param.get("ip-address"), vdur.get("count-index", 0))
+ if vnfcp_inst_param.get("mac-address"):
+ vnfr_update[vnfr_update_text + ".mac-address"] = increment_ip_mac(
+ vnfcp_inst_param.get("mac-address"), vdur.get("count-index", 0))
+ break
+
vnfr_update["vim-account-id"] = vim_account
vnfr_update_rollback["vim-account-id"] = vnfr.get("vim-account-id")
ifaces_forcing_vim_network = self._look_for_pdu(session, rollback, vnfr, vim_account, vnfr_update,
vnfr_update_rollback)
- # updata database vnfr
+ # get kdus
+ ifaces_forcing_vim_network += self._look_for_k8scluster(session, rollback, vnfr, vim_account, vnfr_update,
+ vnfr_update_rollback)
+ # update database vnfr
self.db.set_one("vnfrs", {"_id": vnfr["_id"]}, vnfr_update)
rollback.append({"topic": "vnfrs", "_id": vnfr["_id"], "operation": "set", "content": vnfr_update_rollback})
"id": _id,
"_id": _id,
"operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
+ "queuePosition": None,
+ "stage": None,
+ "errorMessage": None,
+ "detailedStatus": None,
"statusEnteredTime": now,
"nsInstanceId": nsr_id,
"lcmOperationType": operation,
}
return nslcmop
- def new(self, rollback, session, indata=None, kwargs=None, headers=None, force=False, make_public=False,
- slice_object=False):
+ def _get_enabled_vims(self, session):
+ """
+ Retrieve and return VIM accounts that are accessible by current user and has state ENABLE
+ :param session: current session with user information
+ """
+ db_filter = self._get_project_filter(session)
+ db_filter["_admin.operationalState"] = "ENABLED"
+ vims = self.db.get_list("vim_accounts", db_filter)
+ vimAccounts = []
+ for vim in vims:
+ vimAccounts.append(vim['_id'])
+ return vimAccounts
+
+ def new(self, rollback, session, indata=None, kwargs=None, headers=None, slice_object=False):
"""
Performs a new operation over a ns
:param rollback: list to append created items at database in case a rollback must to be done
- :param session: contains the used login username and working project
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
:param indata: descriptor with the parameters of the operation. It must contains among others
nsInstanceId: _id of the nsr to perform the operation
operation: it can be: instantiate, terminate, action, TODO: update, heal
:param kwargs: used to override the indata descriptor
:param headers: http request headers
- :param force: If True avoid some dependence checks
- :param make_public: Make the created item public to all projects
:return: id of the nslcmops
"""
+ def check_if_nsr_is_not_slice_member(session, nsr_id):
+ nsis = None
+ db_filter = self._get_project_filter(session)
+ db_filter["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
+ nsis = self.db.get_one("nsis", db_filter, fail_on_empty=False, fail_on_more=False)
+ if nsis:
+ raise EngineException("The NS instance {} cannot be terminated because is used by the slice {}".format(
+ nsr_id, nsis["_id"]), http_code=HTTPStatus.CONFLICT)
+
try:
# Override descriptor with query string kwargs
- self._update_input_with_kwargs(indata, kwargs)
+ self._update_input_with_kwargs(indata, kwargs, yaml_format=True)
operation = indata["lcmOperationType"]
nsInstanceId = indata["nsInstanceId"]
validate_input(indata, self.operation_schema[operation])
# get ns from nsr_id
- _filter = BaseTopic._get_project_filter(session, write=True, show_all=False)
+ _filter = BaseTopic._get_project_filter(session)
_filter["_id"] = nsInstanceId
nsr = self.db.get_one("nsrs", _filter)
# initial checking
+ if operation == "terminate" and slice_object is False:
+ check_if_nsr_is_not_slice_member(session, nsr["_id"])
if not nsr["_admin"].get("nsState") or nsr["_admin"]["nsState"] == "NOT_INSTANTIATED":
if operation == "terminate" and indata.get("autoremove"):
# NSR must be deleted
- return None # a none in this case is used to indicate not instantiated. It can be removed
+ return None, None # a none in this case is used to indicate not instantiated. It can be removed
if operation != "instantiate":
raise EngineException("ns_instance '{}' cannot be '{}' because it is not instantiated".format(
nsInstanceId, operation), HTTPStatus.CONFLICT)
else:
- if operation == "instantiate" and not indata.get("force"):
+ if operation == "instantiate" and not session["force"]:
raise EngineException("ns_instance '{}' cannot be '{}' because it is already instantiated".format(
nsInstanceId, operation), HTTPStatus.CONFLICT)
self._check_ns_operation(session, nsr, operation, indata)
self._update_vnfrs(session, rollback, nsr, indata)
nslcmop_desc = self._create_nslcmop(nsInstanceId, operation, indata)
- self.format_on_new(nslcmop_desc, session["project_id"], make_public=make_public)
- _id = self.db.create("nslcmops", nslcmop_desc)
+ _id = nslcmop_desc["_id"]
+ self.format_on_new(nslcmop_desc, session["project_id"], make_public=session["public"])
+ if indata.get("placement-engine"):
+ # Save valid vim accounts in lcm operation descriptor
+ nslcmop_desc['operationParams']['validVimAccounts'] = self._get_enabled_vims(session)
+ self.db.create("nslcmops", nslcmop_desc)
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)
- def delete(self, session, _id, force=False, dry_run=False):
+ def delete(self, session, _id, dry_run=False, not_send_msg=None):
raise EngineException("Method delete called directly", HTTPStatus.INTERNAL_SERVER_ERROR)
- def edit(self, session, _id, indata=None, kwargs=None, force=False, content=None):
+ def edit(self, session, _id, indata=None, kwargs=None, content=None):
raise EngineException("Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR)
class NsiTopic(BaseTopic):
topic = "nsis"
topic_msg = "nsi"
+ quota_name = "slice_instances"
- def __init__(self, db, fs, msg):
- BaseTopic.__init__(self, db, fs, msg)
- self.nsrTopic = NsrTopic(db, fs, msg)
+ def __init__(self, db, fs, msg, auth):
+ BaseTopic.__init__(self, db, fs, msg, auth)
+ self.nsrTopic = NsrTopic(db, fs, msg, auth)
@staticmethod
def _format_ns_request(ns_request):
def _check_descriptor_dependencies(self, session, descriptor):
"""
Check that the dependent descriptors exist on a new descriptor or edition
- :param session: client session information
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
:param descriptor: descriptor to be inserted or edit
:return: None or raises exception
"""
raise EngineException("Descriptor error at nst-ref='{}' references a non exist nstd".format(nstd_id),
http_code=HTTPStatus.CONFLICT)
- @staticmethod
- def format_on_new(content, project_id=None, make_public=False):
- BaseTopic.format_on_new(content, project_id=project_id, make_public=make_public)
-
- def check_conflict_on_del(self, session, _id, force=False):
- if force:
+ def check_conflict_on_del(self, session, _id, db_content):
+ """
+ Check that NSI is not instantiated
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
+ :param _id: nsi internal id
+ :param db_content: The database content of the _id
+ :return: None or raises EngineException with the conflict
+ """
+ if session["force"]:
return
- nsi = self.db.get_one("nsis", {"_id": _id})
+ nsi = db_content
if nsi["_admin"].get("nsiState") == "INSTANTIATED":
raise EngineException("nsi '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
"Launch 'terminate' operation first; or force deletion".format(_id),
http_code=HTTPStatus.CONFLICT)
- def delete(self, session, _id, force=False, dry_run=False):
+ def delete_extra(self, session, _id, db_content, not_send_msg=None):
"""
- Delete item by its internal _id
- :param session: contains the used login username, working project, and admin rights
+ Deletes associated nsilcmops from database. Deletes associated filesystem.
+ Set usageState of nst
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
:param _id: server internal id
- :param force: indicates if deletion must be forced in case of conflict
- :param dry_run: make checking but do not delete
- :return: dictionary with deleted item _id. It raises EngineException on error: not found, conflict, ...
+ :param db_content: The database content of the descriptor
+ :param not_send_msg: To not send message (False) or store content (list) instead
+ :return: None if ok or raises EngineException with the problem
"""
- # TODO add admin to filter, validate rights
- BaseTopic.delete(self, session, _id, force, dry_run=True)
- if dry_run:
- return
- # deletes NetSlice instance object
- v = self.db.del_one("nsis", {"_id": _id})
-
- # makes a temporal list of nsilcmops objects related to the _id given and deletes them from db
- _filter = {"netsliceInstanceId": _id}
- self.db.del_list("nsilcmops", _filter)
-
- _filter = {"operationParams.netsliceInstanceId": _id}
- nslcmops_list = self.db.get_list("nslcmops", _filter)
-
- for id_item in nslcmops_list:
- _filter = {"_id": id_item}
- nslcmop = self.db.get_one("nslcmops", _filter)
- nsr_id = nslcmop["operationParams"]["nsr_id"]
- self.nsrTopic.delete(session, nsr_id, force=False, dry_run=False)
- self._send_msg("deleted", {"_id": _id})
- return v
-
- def new(self, rollback, session, indata=None, kwargs=None, headers=None, force=False, make_public=False):
+ # Deleting the nsrs belonging to nsir
+ nsir = db_content
+ for nsrs_detailed_item in nsir["_admin"]["nsrs-detailed-list"]:
+ nsr_id = nsrs_detailed_item["nsrId"]
+ if nsrs_detailed_item.get("shared"):
+ _filter = {"_admin.nsrs-detailed-list.ANYINDEX.shared": True,
+ "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id,
+ "_id.ne": nsir["_id"]}
+ nsi = self.db.get_one("nsis", _filter, fail_on_empty=False, fail_on_more=False)
+ if nsi: # last one using nsr
+ continue
+ try:
+ self.nsrTopic.delete(session, nsr_id, dry_run=False, not_send_msg=not_send_msg)
+ except (DbException, EngineException) as e:
+ if e.http_code == HTTPStatus.NOT_FOUND:
+ pass
+ else:
+ raise
+
+ # delete related nsilcmops database entries
+ self.db.del_list("nsilcmops", {"netsliceInstanceId": _id})
+
+ # Check and set used NST usage state
+ nsir_admin = nsir.get("_admin")
+ if nsir_admin and nsir_admin.get("nst-id"):
+ # check if used by another NSI
+ nsis_list = self.db.get_one("nsis", {"nst-id": nsir_admin["nst-id"]},
+ fail_on_empty=False, fail_on_more=False)
+ if not nsis_list:
+ self.db.set_one("nsts", {"_id": nsir_admin["nst-id"]}, {"_admin.usageState": "NOT_IN_USE"})
+
+ # def delete(self, session, _id, dry_run=False):
+ # """
+ # Delete item by its internal _id
+ # :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
+ # :param _id: server internal id
+ # :param dry_run: make checking but do not delete
+ # :return: dictionary with deleted item _id. It raises EngineException on error: not found, conflict, ...
+ # """
+ # # TODO add admin to filter, validate rights
+ # BaseTopic.delete(self, session, _id, dry_run=True)
+ # if dry_run:
+ # return
+ #
+ # # Deleting the nsrs belonging to nsir
+ # nsir = self.db.get_one("nsis", {"_id": _id})
+ # for nsrs_detailed_item in nsir["_admin"]["nsrs-detailed-list"]:
+ # nsr_id = nsrs_detailed_item["nsrId"]
+ # if nsrs_detailed_item.get("shared"):
+ # _filter = {"_admin.nsrs-detailed-list.ANYINDEX.shared": True,
+ # "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id,
+ # "_id.ne": nsir["_id"]}
+ # nsi = self.db.get_one("nsis", _filter, fail_on_empty=False, fail_on_more=False)
+ # if nsi: # last one using nsr
+ # continue
+ # try:
+ # self.nsrTopic.delete(session, nsr_id, dry_run=False)
+ # except (DbException, EngineException) as e:
+ # if e.http_code == HTTPStatus.NOT_FOUND:
+ # pass
+ # else:
+ # raise
+ # # deletes NetSlice instance object
+ # v = self.db.del_one("nsis", {"_id": _id})
+ #
+ # # makes a temporal list of nsilcmops objects related to the _id given and deletes them from db
+ # _filter = {"netsliceInstanceId": _id}
+ # self.db.del_list("nsilcmops", _filter)
+ #
+ # # Search if nst is being used by other nsi
+ # nsir_admin = nsir.get("_admin")
+ # if nsir_admin:
+ # if nsir_admin.get("nst-id"):
+ # nsis_list = self.db.get_one("nsis", {"nst-id": nsir_admin["nst-id"]},
+ # fail_on_empty=False, fail_on_more=False)
+ # if not nsis_list:
+ # self.db.set_one("nsts", {"_id": nsir_admin["nst-id"]}, {"_admin.usageState": "NOT_IN_USE"})
+ # return v
+
+ def new(self, rollback, session, indata=None, kwargs=None, headers=None):
"""
Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs
:param rollback: list to append the created items at database in case a rollback must be done
- :param session: contains the used login username and working project
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
:param indata: params to be used for the nsir
:param kwargs: used to override the indata descriptor
:param headers: http request headers
- :param force: If True avoid some dependence checks
- :param make_public: Make the created item public to all projects
:return: the _id of nsi descriptor created at database
"""
try:
+ step = "checking quotas"
+ self.check_quota(session)
+
+ step = ""
slice_request = self._remove_envelop(indata)
# Override descriptor with query string kwargs
self._update_input_with_kwargs(slice_request, kwargs)
- self._validate_input_new(slice_request, force)
+ self._validate_input_new(slice_request, session["force"])
- step = ""
# look for nstd
step = "getting nstd id='{}' from database".format(slice_request.get("nstId"))
- _filter = {"_id": slice_request["nstId"]}
- _filter.update(BaseTopic._get_project_filter(session, write=False, show_all=True))
+ _filter = self._get_project_filter(session)
+ _filter["_id"] = slice_request["nstId"]
nstd = self.db.get_one("nsts", _filter)
+ # check NST is not disabled
+ step = "checking NST operationalState"
+ if nstd["_admin"]["operationalState"] == "DISABLED":
+ raise EngineException("nst with id '{}' is DISABLED, and thus cannot be used to create a netslice "
+ "instance".format(slice_request["nstId"]), http_code=HTTPStatus.CONFLICT)
+ del _filter["_id"]
+
+ # check NSD is not disabled
+ step = "checking operationalState"
+ if nstd["_admin"]["operationalState"] == "DISABLED":
+ raise EngineException("nst with id '{}' is DISABLED, and thus cannot be used to create "
+ "a network slice".format(slice_request["nstId"]), http_code=HTTPStatus.CONFLICT)
+
nstd.pop("_admin", None)
- nstd.pop("_id", None)
+ nstd_id = nstd.pop("_id", None)
nsi_id = str(uuid4())
step = "filling nsi_descriptor with input data"
}
step = "creating nsi at database"
- self.format_on_new(nsi_descriptor, session["project_id"], make_public=make_public)
+ self.format_on_new(nsi_descriptor, session["project_id"], make_public=session["public"])
nsi_descriptor["_admin"]["nsiState"] = "NOT_INSTANTIATED"
nsi_descriptor["_admin"]["netslice-subnet"] = None
-
+ nsi_descriptor["_admin"]["deployed"] = {}
+ nsi_descriptor["_admin"]["deployed"]["RO"] = []
+ nsi_descriptor["_admin"]["nst-id"] = nstd_id
+
# Creating netslice-vld for the RO.
step = "creating netslice-vld at database"
- instantiation_parameters = slice_request
# Building the vlds list to be deployed
# From netslice descriptors, creating the initial list
- nsi_vlds = []
- if nstd.get("netslice-vld"):
- # Building VLDs from NST
- for netslice_vlds in nstd["netslice-vld"]:
- nsi_vld = {}
- # Adding nst vld name and global vimAccountId for netslice vld creation
- nsi_vld["name"] = netslice_vlds["name"]
- nsi_vld["vimAccountId"] = slice_request["vimAccountId"]
- # Getting template Instantiation parameters from NST
- for netslice_vld in netslice_vlds["nss-connection-point-ref"]:
- for netslice_subnet in nstd["netslice-subnet"]:
- nsi_vld["nsd-ref"] = netslice_subnet["nsd-ref"]
- nsi_vld["nsd-connection-point-ref"] = netslice_vld["nsd-connection-point-ref"]
- # Obtaining the vimAccountId from template instantiation parameter
- if netslice_subnet.get("instantiation-parameters"):
- # Taking the vimAccountId from NST netslice-subnet instantiation parameters
- if netslice_subnet["instantiation-parameters"].get("vimAccountId"):
- netsn = netslice_subnet["instantiation-parameters"]["vimAccountId"]
- nsi_vld["vimAccountId"] = netsn
- # Obtaining the vimAccountId from user instantiation parameter
- if instantiation_parameters.get("netslice-subnet"):
- for ins_param in instantiation_parameters["netslice-subnet"]:
- if ins_param.get("id") == netslice_vld["nss-ref"]:
- if ins_param.get("vimAccountId"):
- nsi_vld["vimAccountId"] = ins_param["vimAccountId"]
- # Adding vim-network-name / vim-network-id defined by the user to vld
- if instantiation_parameters.get("netslice-vld"):
- for ins_param in instantiation_parameters["netslice-vld"]:
- if ins_param["name"] == netslice_vlds["name"]:
- if ins_param.get("vim-network-name"):
- nsi_vld["vim-network-name"] = ins_param.get("vim-network-name")
- if ins_param.get("vim-network-id"):
- nsi_vld["vim-network-id"] = ins_param.get("vim-network-id")
- if netslice_vlds.get("mgmt-network"):
- nsi_vld["mgmt-network"] = netslice_vlds.get("mgmt-network")
- nsi_vlds.append(nsi_vld)
+ nsi_vlds = []
+
+ for netslice_vlds in get_iterable(nstd.get("netslice-vld")):
+ # Getting template Instantiation parameters from NST
+ nsi_vld = deepcopy(netslice_vlds)
+ nsi_vld["shared-nsrs-list"] = []
+ nsi_vld["vimAccountId"] = slice_request["vimAccountId"]
+ nsi_vlds.append(nsi_vld)
nsi_descriptor["_admin"]["netslice-vld"] = nsi_vlds
- # Creating netslice-subnet_record.
+ # Creating netslice-subnet_record.
needed_nsds = {}
services = []
+ # Updating the nstd with the nsd["_id"] associated to the nss -> services list
for member_ns in nstd["netslice-subnet"]:
nsd_id = member_ns["nsd-ref"]
step = "getting nstd id='{}' constituent-nsd='{}' from database".format(
member_ns["nsd-ref"], member_ns["id"])
if nsd_id not in needed_nsds:
# Obtain nsd
- nsd = DescriptorTopic.get_one_by_id(self.db, session, "nsds", nsd_id)
+ _filter["id"] = nsd_id
+ nsd = self.db.get_one("nsds", _filter, fail_on_empty=True, fail_on_more=True)
+ del _filter["id"]
nsd.pop("_admin")
needed_nsds[nsd_id] = nsd
- member_ns["_id"] = needed_nsds[nsd_id].get("_id")
- services.append(member_ns)
else:
nsd = needed_nsds[nsd_id]
- member_ns["_id"] = needed_nsds[nsd_id].get("_id")
- services.append(member_ns)
+ member_ns["_id"] = needed_nsds[nsd_id].get("_id")
+ services.append(member_ns)
step = "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format(
member_ns["nsd-ref"], member_ns["id"])
- # check additionalParamsForSubnet contains a valid id
- if slice_request.get("additionalParamsForSubnet"):
- for additional_params_subnet in get_iterable(slice_request.get("additionalParamsForSubnet")):
- for service in services:
- if additional_params_subnet["id"] == service["id"]:
- break
- else:
- raise EngineException("Error at additionalParamsForSubnet:id='{}' not match any "
- "netslice-subnet:id".format(additional_params_subnet["id"]))
-
# creates Network Services records (NSRs)
step = "creating nsrs at database using NsrTopic.new()"
ns_params = slice_request.get("netslice-subnet")
-
nsrs_list = []
nsi_netslice_subnet = []
for service in services:
+ # Check if the netslice-subnet is shared and if it is share if the nss exists
+ _id_nsr = None
indata_ns = {}
- indata_ns["nsdId"] = service["_id"]
- indata_ns["nsName"] = slice_request.get("nsiName") + "." + service["id"]
- indata_ns["vimAccountId"] = slice_request.get("vimAccountId")
- indata_ns["nsDescription"] = service["description"]
- indata_ns["key-pair-ref"] = None
- for additional_params_subnet in get_iterable(slice_request.get("additionalParamsForSubnet")):
- if additional_params_subnet["id"] == service["id"]:
- if additional_params_subnet.get("additionalParamsForNs"):
- indata_ns["additionalParamsForNs"] = additional_params_subnet["additionalParamsForNs"]
- if additional_params_subnet.get("additionalParamsForVnf"):
- indata_ns["additionalParamsForVnf"] = additional_params_subnet["additionalParamsForVnf"]
- break
-
- # NsrTopic(rollback, session, indata_ns, kwargs, headers, force)
- # Overwriting ns_params filtering by nsName == netslice-subnet.id
-
- if ns_params:
- for ns_param in ns_params:
- if ns_param.get("id") == service["id"]:
- copy_ns_param = deepcopy(ns_param)
- del copy_ns_param["id"]
- indata_ns.update(copy_ns_param)
- # TODO: Improve network selection via networkID
- # Override the instantiation parameters for netslice-vld provided by user
- if nsi_vlds:
- indata_ns_list = []
- for nsi_vld in nsi_vlds:
- nsd = self.db.get_one("nsds", {"id": nsi_vld["nsd-ref"]})
- if nsd["connection-point"]:
- for cp_item in nsd["connection-point"]:
- if cp_item["name"] == nsi_vld["nsd-connection-point-ref"]:
- vld_id_ref = cp_item["vld-id-ref"]
- # Mapping the vim-network-name or vim-network-id instantiation parameters
- if nsi_vld.get("vim-network-id"):
- vnid = nsi_vld.get("vim-network-id")
- if type(vnid) is not dict:
- vim_network_id = {slice_request.get("vimAccountId"): vnid}
- else: # is string
- vim_network_id = vnid
- indata_ns_list.append({"name": vld_id_ref, "vim-network-id": vim_network_id})
- # Case not vim-network-name instantiation parameter
- elif nsi_vld.get("vim-network-name"):
- vnm = nsi_vld.get("vim-network-name")
- if type(vnm) is not dict:
- vim_network_name = {slice_request.get("vimAccountId"): vnm}
- else: # is string
- vim_network_name = vnm
- indata_ns_list.append({"name": vld_id_ref,
- "vim-network-name": vim_network_name})
- # Case neither vim-network-name nor vim-network-id provided
- else:
- indata_ns_list.append({"name": vld_id_ref})
- if indata_ns_list:
- indata_ns["vld"] = indata_ns_list
-
- # Creates Nsr objects
- _id_nsr = self.nsrTopic.new(rollback, session, indata_ns, kwargs, headers, force)
- nsrs_item = {"nsrId": _id_nsr}
+ # 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"]:
+ 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
+ else:
+ indata_ns = {}
+ if service.get("instantiation-parameters"):
+ indata_ns = deepcopy(service["instantiation-parameters"])
+ # del service["instantiation-parameters"]
+
+ indata_ns["nsdId"] = service["_id"]
+ indata_ns["nsName"] = slice_request.get("nsiName") + "." + service["id"]
+ indata_ns["vimAccountId"] = slice_request.get("vimAccountId")
+ indata_ns["nsDescription"] = service["description"]
+ if slice_request.get("ssh_keys"):
+ indata_ns["ssh_keys"] = slice_request.get("ssh_keys")
+
+ if ns_params:
+ for ns_param in ns_params:
+ if ns_param.get("id") == service["id"]:
+ copy_ns_param = deepcopy(ns_param)
+ del copy_ns_param["id"]
+ indata_ns.update(copy_ns_param)
+ break
+
+ # Creates Nsr objects
+ _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"],
+ "nss-id": service["id"], "nslcmop_instantiate": None}
+ indata_ns["nss-id"] = service["id"]
nsrs_list.append(nsrs_item)
nsi_netslice_subnet.append(indata_ns)
nsr_ref = {"nsr-ref": _id_nsr}
# Adding the nsrs list to the nsi
nsi_descriptor["_admin"]["nsrs-detailed-list"] = nsrs_list
nsi_descriptor["_admin"]["netslice-subnet"] = nsi_netslice_subnet
+ self.db.set_one("nsts", {"_id": slice_request["nstId"]}, {"_admin.usageState": "IN_USE"})
+
# 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:
raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY)
- def edit(self, session, _id, indata=None, kwargs=None, force=False, content=None):
+ def edit(self, session, _id, indata=None, kwargs=None, content=None):
raise EngineException("Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR)
"instantiate": nsi_instantiate,
"terminate": None
}
-
- def __init__(self, db, fs, msg):
- BaseTopic.__init__(self, db, fs, msg)
+
+ def __init__(self, db, fs, msg, auth):
+ BaseTopic.__init__(self, db, fs, msg, auth)
+ self.nsi_NsLcmOpTopic = NsLcmOpTopic(self.db, self.fs, self.msg, self.auth)
def _check_nsi_operation(self, session, nsir, operation, indata):
"""
Check that user has enter right parameters for the operation
- :param session:
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
:param operation: it can be: instantiate, terminate, action, TODO: update, heal
:param indata: descriptor with the parameters of the operation
:return: None
if nstId == netslice_subnet["id"]:
nsd_id = netslice_subnet["nsd-ref"]
if nsd_id not in nsds:
- nsds[nsd_id] = self.db.get_one("nsds", {"id": nsd_id})
+ _filter = self._get_project_filter(session)
+ _filter["id"] = nsd_id
+ nsds[nsd_id] = self.db.get_one("nsds", _filter)
return nsds[nsd_id]
else:
raise EngineException("Invalid parameter nstId='{}' is not one of the "
"isCancelPending": False,
"links": {
"self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id,
- "nsInstance": "/osm/nsilcm/v1/netslice_instances/" + netsliceInstanceId,
+ "netsliceInstanceId": "/osm/nsilcm/v1/netslice_instances/" + netsliceInstanceId,
}
}
return nsilcmop
- def new(self, rollback, session, indata=None, kwargs=None, headers=None, force=False, make_public=False):
+ def add_shared_nsr_2vld(self, nsir, nsr_item):
+ for nst_sb_item in nsir["network-slice-template"].get("netslice-subnet"):
+ if nst_sb_item.get("is-shared-nss"):
+ for admin_subnet_item in nsir["_admin"].get("netslice-subnet"):
+ if admin_subnet_item["nss-id"] == nst_sb_item["id"]:
+ for admin_vld_item in nsir["_admin"].get("netslice-vld"):
+ for admin_vld_nss_cp_ref_item in admin_vld_item["nss-connection-point-ref"]:
+ if admin_subnet_item["nss-id"] == admin_vld_nss_cp_ref_item["nss-ref"]:
+ if not nsr_item["nsrId"] in admin_vld_item["shared-nsrs-list"]:
+ admin_vld_item["shared-nsrs-list"].append(nsr_item["nsrId"])
+ break
+ # self.db.set_one("nsis", {"_id": nsir["_id"]}, nsir)
+ self.db.set_one("nsis", {"_id": nsir["_id"]}, {"_admin.netslice-vld": nsir["_admin"].get("netslice-vld")})
+
+ def new(self, rollback, session, indata=None, kwargs=None, headers=None):
"""
Performs a new operation over a ns
:param rollback: list to append created items at database in case a rollback must to be done
- :param session: contains the used login username and working project
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
:param indata: descriptor with the parameters of the operation. It must contains among others
- nsiInstanceId: _id of the nsir to perform the operation
+ netsliceInstanceId: _id of the nsir to perform the operation
operation: it can be: instantiate, terminate, action, TODO: update, heal
:param kwargs: used to override the indata descriptor
:param headers: http request headers
- :param force: If True avoid some dependence checks
- :param make_public: Make the created item public to all projects
:return: id of the nslcmops
"""
try:
# Override descriptor with query string kwargs
self._update_input_with_kwargs(indata, kwargs)
operation = indata["lcmOperationType"]
- nsiInstanceId = indata["nsiInstanceId"]
+ netsliceInstanceId = indata["netsliceInstanceId"]
validate_input(indata, self.operation_schema[operation])
- # get nsi from nsiInstanceId
- _filter = BaseTopic._get_project_filter(session, write=True, show_all=False)
- _filter["_id"] = nsiInstanceId
+ # get nsi from netsliceInstanceId
+ _filter = self._get_project_filter(session)
+ _filter["_id"] = netsliceInstanceId
nsir = self.db.get_one("nsis", _filter)
+ logging_prefix = "nsi={} {} ".format(netsliceInstanceId, operation)
+ del _filter["_id"]
# initial checking
if not nsir["_admin"].get("nsiState") or nsir["_admin"]["nsiState"] == "NOT_INSTANTIATED":
if operation == "terminate" and indata.get("autoremove"):
# NSIR must be deleted
- return None # a none in this case is used to indicate not instantiated. It can be removed
+ return None, None # a none in this case is used to indicate not instantiated. It can be removed
if operation != "instantiate":
raise EngineException("netslice_instance '{}' cannot be '{}' because it is not instantiated".format(
- nsiInstanceId, operation), HTTPStatus.CONFLICT)
+ netsliceInstanceId, operation), HTTPStatus.CONFLICT)
else:
- if operation == "instantiate" and not indata.get("force"):
+ if operation == "instantiate" and not session["force"]:
raise EngineException("netslice_instance '{}' cannot be '{}' because it is already instantiated".
- format(nsiInstanceId, operation), HTTPStatus.CONFLICT)
+ format(netsliceInstanceId, operation), HTTPStatus.CONFLICT)
# Creating all the NS_operation (nslcmop)
# Get service list from db
nsrs_list = nsir["_admin"]["nsrs-detailed-list"]
nslcmops = []
- for nsr_item in nsrs_list:
- service = self.db.get_one("nsrs", {"_id": nsr_item["nsrId"]})
- indata_ns = {}
- indata_ns = service["instantiate_params"]
- indata_ns["lcmOperationType"] = operation
- indata_ns["nsInstanceId"] = service["_id"]
- # Including netslice_id in the ns instantiate Operation
- indata_ns["netsliceInstanceId"] = nsiInstanceId
- del indata_ns["key-pair-ref"]
- nsi_NsLcmOpTopic = NsLcmOpTopic(self.db, self.fs, self.msg)
- # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
- # message via kafka bus
- nslcmop = nsi_NsLcmOpTopic.new(rollback, session, indata_ns, kwargs, headers, force, slice_object=True)
- nslcmops.append(nslcmop)
+ # nslcmops_item = None
+ for index, nsr_item in enumerate(nsrs_list):
+ nsr_id = nsr_item["nsrId"]
+ if nsr_item.get("shared"):
+ _filter["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
+ _filter["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
+ _filter["_admin.nsrs-detailed-list.ANYINDEX.nslcmop_instantiate.ne"] = None
+ _filter["_id.ne"] = netsliceInstanceId
+ nsi = self.db.get_one("nsis", _filter, fail_on_empty=False, fail_on_more=False)
+ if operation == "terminate":
+ _update = {"_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(index): None}
+ self.db.set_one("nsis", {"_id": nsir["_id"]}, _update)
+ if nsi: # other nsi is using this nsr and it needs this nsr instantiated
+ continue # do not create nsilcmop
+ else: # instantiate
+ # looks the first nsi fulfilling the conditions but not being the current NSIR
+ if nsi:
+ nsi_nsr_item = next(n for n in nsi["_admin"]["nsrs-detailed-list"] if
+ n["nsrId"] == nsr_id and n["shared"] and
+ n["nslcmop_instantiate"])
+ self.add_shared_nsr_2vld(nsir, nsr_item)
+ nslcmops.append(nsi_nsr_item["nslcmop_instantiate"])
+ _update = {"_admin.nsrs-detailed-list.{}".format(index): nsi_nsr_item}
+ self.db.set_one("nsis", {"_id": nsir["_id"]}, _update)
+ # continue to not create nslcmop since nsrs is shared and nsrs was created
+ continue
+ else:
+ self.add_shared_nsr_2vld(nsir, nsr_item)
+
+ # create operation
+ try:
+ indata_ns = {
+ "lcmOperationType": operation,
+ "nsInstanceId": nsr_id,
+ # Including netslice_id in the ns instantiate Operation
+ "netsliceInstanceId": netsliceInstanceId,
+ }
+ if operation == "instantiate":
+ service = self.db.get_one("nsrs", {"_id": nsr_id})
+ indata_ns.update(service["instantiate_params"])
+
+ # 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, None, headers,
+ slice_object=True)
+ nslcmops.append(nslcmop)
+ if operation == "instantiate":
+ _update = {"_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(index): nslcmop}
+ self.db.set_one("nsis", {"_id": nsir["_id"]}, _update)
+ except (DbException, EngineException) as e:
+ if e.http_code == HTTPStatus.NOT_FOUND:
+ self.logger.info(logging_prefix + "skipping NS={} because not found".format(nsr_id))
+ pass
+ else:
+ raise
# Creates nsilcmop
indata["nslcmops_ids"] = nslcmops
self._check_nsi_operation(session, nsir, operation, indata)
- nsilcmop_desc = self._create_nsilcmop(session, nsiInstanceId, operation, indata)
- self.format_on_new(nsilcmop_desc, session["project_id"], make_public=make_public)
+
+ nsilcmop_desc = self._create_nsilcmop(session, netsliceInstanceId, operation, indata)
+ self.format_on_new(nsilcmop_desc, session["project_id"], make_public=session["public"])
_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)
- # except DbException as e:
- # raise EngineException("Cannot get nsi_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
- def delete(self, session, _id, force=False, dry_run=False):
+ def delete(self, session, _id, dry_run=False, not_send_msg=None):
raise EngineException("Method delete called directly", HTTPStatus.INTERNAL_SERVER_ERROR)
- def edit(self, session, _id, indata=None, kwargs=None, force=False, content=None):
+ def edit(self, session, _id, indata=None, kwargs=None, content=None):
raise EngineException("Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR)