if self.db.get_one(item, filter, fail_on_empty=False):
raise EngineException("{} with id '{}' already exists for this tenant".format(item[:-1], indata["id"]),
HTTPStatus.CONFLICT)
+ # TODO validate with pyangbind. Load and dumps to convert data types
+ if item == "nsds":
+ # transform constituent-vnfd:member-vnf-index to string
+ if indata.get("constituent-vnfd"):
+ for constituent_vnfd in indata["constituent-vnfd"]:
+ if "member-vnf-index" in constituent_vnfd:
+ constituent_vnfd["member-vnf-index"] = str(constituent_vnfd["member-vnf-index"])
- # TODO validate with pyangbind
if item == "nsds" and not force:
self._check_descriptor_dependencies(session, "nsds", indata)
elif item == "userDefinedData":
:param indata: descriptor with the parameters of the operation
:return: None
"""
- if operation == "action":
- if indata.get("vnf_member_index"):
- indata["member_vnf_index"] = indata.pop("vnf_member_index") # for backward compatibility
+ def check_valid_vnf_member_index(member_vnf_index):
for vnf in nsr["nsd"]["constituent-vnfd"]:
- if indata["member_vnf_index"] == vnf["member-vnf-index"]:
- # TODO get vnfd, check primitives
+ if member_vnf_index == vnf["member-vnf-index"]:
break
else:
- raise EngineException("Invalid parameter member_vnf_index='{}' is not one of the nsd "
- "constituent-vnfd".format(indata["member_vnf_index"]))
+ raise EngineException("Invalid parameter member_vnf_index='{}' is not one of the "
+ "nsd:constituent-vnfd".format(member_vnf_index))
+
+ if operation == "action":
+ if indata.get("vnf_member_index"):
+ indata["member_vnf_index"] = indata.pop("vnf_member_index") # for backward compatibility
+ check_valid_vnf_member_index(indata["member_vnf_index"])
+ # TODO get vnfd, check primitives
+ if operation == "scale":
+ check_valid_vnf_member_index(indata["scaleVnfData"]["scaleByStepData"]["member-vnf-index"])
+ # TODO check vnf scaling primitives
def _format_new_data(self, session, item, indata):
now = time()
if file_pkg:
file_pkg.close()
- def new_nsr(self, session, ns_request):
+ def new_nsr(self, rollback, session, ns_request):
"""
Creates a new nsr into database. It also creates needed vnfrs
+ :param rollback: list where this method appends created items at database in case a rollback may to be done
:param session: contains the used login username and working project
:param ns_request: params to be used for the nsr
:return: the _id of nsr descriptor stored at database
"""
- rollback = []
+ rollback_index = len(rollback)
step = ""
try:
# look for nsr
"created-time": now,
# "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
"vnfd-ref": vnfd_id,
- "vnfd-id": vnfr_id, # not at OSM model, but useful
+ "vnfd-id": vnfd["_id"], # not at OSM model, but useful
"vim-account-id": None,
"vdur": [],
"connection-point": [],
vdur = {
"id": vdur_id,
"vdu-id-ref": vdu["id"],
+ # TODO "name": "" Name of the VDU in the VIM
"ip-address": None, # mgmt-interface filled by LCM
# "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
"internal-connection-point": [],
+ "interfaces": [],
}
# TODO volumes: name, volume-id
for icp in vdu.get("internal-connection-point", ()):
# 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
+ }
+ vdur["interfaces"].append(vdu_iface)
vnfr_descriptor["vdur"].append(vdur)
step = "creating vnfr vnfd-id='{}' constituent-vnfd='{}' at database".format(
member_vnf["vnfd-id-ref"], member_vnf["member-vnf-index"])
self._format_new_data(session, "vnfrs", vnfr_descriptor)
self.db.create("vnfrs", vnfr_descriptor)
- rollback.append({"session": session, "item": "vnfrs", "_id": vnfr_id, "force": True})
+ rollback.insert(0, {"item": "vnfrs", "_id": vnfr_id})
nsr_descriptor["constituent-vnfr-ref"].append(vnfr_id)
step = "creating nsr at database"
self._format_new_data(session, "nsrs", nsr_descriptor)
self.db.create("nsrs", nsr_descriptor)
+ rollback.insert(rollback_index, {"item": "nsrs", "_id": nsr_id})
return nsr_id
except Exception as e:
raise EngineException("Error {}: {}".format(step, e))
- for rollback_item in rollback:
- try:
- self.engine.del_item(**rollback)
- except Exception as e2:
- self.logger.error("Rollback Exception {}: {}".format(rollback, e2))
@staticmethod
def _update_descriptor(desc, kwargs):
raise EngineException(
"Invalid query string '{}'. Index '{}' out of range".format(k, kitem_old))
- def new_item(self, session, item, indata={}, kwargs=None, headers={}, force=False):
+ def new_item(self, rollback, session, item, indata={}, kwargs=None, headers={}, force=False):
"""
Creates a new entry into database. For nsds and vnfds it creates an almost empty DISABLED entry,
that must be completed with a call to method upload_content
+ :param rollback: list where this method appends created items at database in case a rollback may to be done
:param session: contains the used login username and working project
:param item: it can be: users, projects, vim_accounts, sdns, nsrs, nsds, vnfds
:param indata: data to be inserted
if item == "nsrs":
# in this case the input descriptor is not the data to be stored
- return self.new_nsr(session, ns_request=content)
+ return self.new_nsr(rollback, session, ns_request=content)
self._validate_new_data(session, item_envelop, content, force)
if item in ("nsds", "vnfds"):
content = {"_admin": {"userDefinedData": content}}
self._format_new_data(session, item, content)
_id = self.db.create(item, content)
+ rollback.insert(0, {"item": item, "_id": _id})
if item == "vim_accounts":
msg_data = self.db.get_one(item, {"_id": _id})
}
return nslcmop
- def ns_operation(self, session, nsInstanceId, operation, indata, kwargs=None):
+ def ns_operation(self, rollback, session, nsInstanceId, operation, indata, kwargs=None):
"""
Performs a new operation over a ns
+ :param rollback: list where this method appends created items at database in case a rollback may to be done
:param session: contains the used login username and working project
:param nsInstanceId: _id of the nsr to perform the operation
:param operation: it can be: instantiate, terminate, action, TODO: update, heal
nslcmop = self.new_nslcmop(session, nsInstanceId, operation, indata)
self._format_new_data(session, "nslcmops", nslcmop)
_id = self.db.create("nslcmops", nslcmop)
+ rollback.insert(0, {"item": "nslcmops", "_id": _id})
indata["_id"] = _id
self.msg.write("ns", operation, nslcmop)
return _id
return folder_content, "text/plain"
# TODO manage folders in http
else:
- return self.fs.file_open((storage['folder'], storage['pkg-dir'], *path), "rb"), \
- "application/octet-stream"
+ return self.fs.file_open((storage['folder'], storage['pkg-dir'], *path), "rb"),\
+ "application/octet-stream"
# pkgtype accept ZIP TEXT -> result
# manyfiles yes X -> zip
self._add_delete_filter(session, item, filter)
if item in ("vnfds", "nsds") and not force:
descriptor = self.get_item(session, item, _id)
- descriptor_id = descriptor["id"]
- self._check_dependencies_on_descriptor(session, item, descriptor_id)
+ descriptor_id = descriptor.get("id")
+ if descriptor_id:
+ self._check_dependencies_on_descriptor(session, item, descriptor_id)
if item == "nsrs":
nsr = self.db.get_one(item, filter)
- if nsr["_admin"]["nsState"] == "INSTANTIATED" and not force:
+ if nsr["_admin"].get("nsState") == "INSTANTIATED" and not force:
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)
self.db.del_list("vnfrs", {"nsr-id-ref": _id})
self.msg.write("ns", "deleted", {"_id": _id})
return v
- if item in ("vim_accounts", "sdns"):
- desc = self.db.get_one(item, filter)
- desc["_admin"]["to_delete"] = True
- self.db.replace(item, _id, desc) # TODO change to set_one
+ if item in ("vim_accounts", "sdns") and not force:
+ self.db.set_one(item, {"_id": _id}, {"_admin.to_delete": True}) # TODO change status
if item == "vim_accounts":
self.msg.write("vim_account", "delete", {"_id": _id})
elif item == "sdns":
return {"deleted": 1} # TODO indicate an offline operation to return 202 ACCEPTED
v = self.db.del_one(item, filter)
- self.fs.file_delete(_id, ignore_non_exist=True)
+ if item in ("vnfds", "nsds"):
+ self.fs.file_delete(_id, ignore_non_exist=True)
+ if item in ("vim_accounts", "sdns", "vnfds", "nsds"):
+ self.msg.write(item[:-1], "deleted", {"_id": _id})
return v
def prune(self):