X-Git-Url: https://osm.etsi.org/gitweb/?p=osm%2FNBI.git;a=blobdiff_plain;f=osm_nbi%2Finstance_topics.py;h=c3471ea3749c43fc9b707bb7b0eb3cdda1f9e4c6;hp=41187dce9f98324e0556b0871cbd55ae2ab345c4;hb=ff6485df64447e9d8fb272eff7cd6cbf27fdf613;hpb=07f3172ef24dab2c7c47c9a8e726f1f9876f13b3;ds=inline diff --git a/osm_nbi/instance_topics.py b/osm_nbi/instance_topics.py index 41187dc..c3471ea 100644 --- a/osm_nbi/instance_topics.py +++ b/osm_nbi/instance_topics.py @@ -1,5 +1,18 @@ # -*- 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 logging from uuid import uuid4 from http import HTTPStatus @@ -126,13 +139,19 @@ class NsrTopic(BaseTopic): "id": nsr_id, "_id": nsr_id, # "input-parameter": xpath, value, - "ssh-authorized-key": ns_request.get("key-pair-ref"), + "ssh-authorized-key": ns_request.get("key-pair-ref"), # TODO remove } ns_request["nsr_id"] = nsr_id + # 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") if key in nsd_vld}) # Create VNFR needed_vnfds = {} - for member_vnf in nsd["constituent-vnfd"]: + for member_vnf in nsd.get("constituent-vnfd", ()): vnfd_id = member_vnf["vnfd-id-ref"] step = "getting vnfd id='{}' constituent-vnfd='{}' from database".format( member_vnf["vnfd-id-ref"], member_vnf["member-vnf-index"]) @@ -160,6 +179,15 @@ class NsrTopic(BaseTopic): "connection-point": [], "ip-address": None, # mgmt-interface filled by LCM } + + # Create vld + if vnfd.get("internal-vld"): + vnfr_descriptor["vld"] = [] + for vnfd_vld in vnfd.get("internal-vld"): + vnfr_descriptor["vld"].append( + {key: vnfd_vld[key] for key in ("id", "vim-network-name") if key in vnfd_vld}) + + vnfd_mgmt_cp = vnfd["mgmt-interface"].get("cp") for cp in vnfd.get("connection-point", ()): vnf_cp = { "name": cp["name"], @@ -169,7 +197,7 @@ class NsrTopic(BaseTopic): # vim-id # TODO it would be nice having a vim port id } vnfr_descriptor["connection-point"].append(vnf_cp) - for vdu in vnfd["vdu"]: + for vdu in vnfd.get("vdu", ()): vdur = { "vdu-id-ref": vdu["id"], # TODO "name": "" Name of the VDU in the VIM @@ -196,8 +224,32 @@ class NsrTopic(BaseTopic): # "ip-address", "mac-address" # filled by LCM # vim-id # TODO it would be nice having a vim port id } + if vnfd_mgmt_cp and iface.get("external-connection-point-ref") == vnfd_mgmt_cp: + vdu_iface["mgmt-vnf"] = True if iface.get("mgmt-interface"): - vdu_iface["mgmt-interface"] = True + vdu_iface["mgmt-interface"] = True # TODO change to mgmt-vdu + + # look for network where this interface is connected + if iface.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") == \ + iface["external-connection-point-ref"] and \ + nsd_vld_cp.get("member-vnf-index-ref") == member_vnf["member-vnf-index"]: + vdu_iface["ns-vld-id"] = nsd_vld["id"] + break + else: + continue + break + elif iface.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") == iface["internal-connection-point-ref"]: + vdu_iface["vnf-vld-id"] = vnfd_ivld["id"] + break + else: + continue + break vdur["interfaces"].append(vdu_iface) count = vdu.get("count", 1) @@ -402,26 +454,38 @@ class NsLcmOpTopic(BaseTopic): raise EngineException("Invalid parameter vld:name='{}' is not present at nsd:vld".format( in_vld["name"])) - def _look_for_pdu(self, session, rollback, vnfr, vim_account): + def _look_for_pdu(self, session, rollback, vnfr, vim_account, vnfr_update, vnfr_update_rollback): """ - Look for a free PDU in the catalog matching vdur type and interfaces. Fills vdur with ip_address information - :param vdur: vnfr:vdur descriptor. It is modified with pdu interface info if pdu is found - :param member_vnf_index: used just for logging. Target vnfd of nsd - :param vim_account: - :return: vder_update: dictionary to update vnfr:vdur with pdu info. In addition it modified choosen pdu to set - at status IN_USE + 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 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 PDU 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 """ - vnfr_update = {} - rollback_vnfr = {} + + ifaces_forcing_vim_network = [] for vdur_index, vdur in enumerate(get_iterable(vnfr.get("vdur"))): 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["vim.vim_accounts"] = vim_account + pdu_filter["vim_accounts"] = vim_account pdu_filter["type"] = pdu_type pdu_filter["_admin.operationalState"] = "ENABLED" - pdu_filter["_admin.usageState"] = "NOT_IN_USE", + pdu_filter["_admin.usageState"] = "NOT_IN_USE" # TODO feature 1417: "shared": True, available_pdus = self.db.get_list("pdus", pdu_filter) @@ -440,8 +504,8 @@ class NsLcmOpTopic(BaseTopic): break else: raise EngineException( - "No PDU of type={} found for member_vnf_index={} at vim_account={} matching interface " - "names".format(vdur["vdu-id-ref"], vnfr["member-vnf-index-ref"], pdu_type)) + "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface " + "names".format(pdu_type, vim_account, vnfr["member-vnf-index-ref"], vdur["vdu-id-ref"])) # step 2. Update pdu rollback_pdu = { @@ -460,21 +524,33 @@ class NsLcmOpTopic(BaseTopic): # step 3. Fill vnfr info by filling vdur vdu_text = "vdur.{}".format(vdur_index) - rollback_vnfr[vdu_text + ".pdu-id"] = None + vnfr_update_rollback[vdu_text + ".pdu-id"] = None vnfr_update[vdu_text + ".pdu-id"] = pdu["_id"] for iface_index, vdur_interface in enumerate(vdur["interfaces"]): for pdu_interface in pdu["interfaces"]: if pdu_interface["name"] == vdur_interface["name"]: iface_text = vdu_text + ".interfaces.{}".format(iface_index) for k, v in pdu_interface.items(): - vnfr_update[iface_text + ".{}".format(k)] = v - rollback_vnfr[iface_text + ".{}".format(k)] = vdur_interface.get(v) + if k in ("ip-address", "mac-address"): # TODO: switch-xxxxx must be inserted + 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"): + 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"] + if pdu_interface.get("vim-network-name"): # or pdu_interface.get("vim-network-id"): + ifaces_forcing_vim_network.append({ + # "vim-network-id": pdu_interface.get("vim-network-id"), + "vim-network-name": pdu_interface.get("vim-network-name"), + "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")}) break - if vnfr_update: - self.db.set_one("vnfrs", {"_id": vnfr["_id"]}, vnfr_update) - rollback.append({"topic": "vnfrs", "_id": vnfr["_id"], "operation": "set", "content": rollback_vnfr}) - return + return ifaces_forcing_vim_network def _update_vnfrs(self, session, rollback, nsr, indata): vnfrs = None @@ -500,10 +576,42 @@ class NsLcmOpTopic(BaseTopic): vnfr_update_rollback["vim-account-id"] = vnfr.get("vim-account-id") # get pdu - self._look_for_pdu(session, rollback, vnfr, vim_account) - # TODO change instantiation parameters to set network + ifaces_forcing_vim_network = self._look_for_pdu(session, rollback, vnfr, vim_account, vnfr_update, + vnfr_update_rollback) + + # updata 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}) - def _create_nslcmop(self, session, nsInstanceId, operation, params): + # Update indada in case pdu forces to use a concrete vim-network-name + # TODO check if user has already insert a vim-network-name and raises an error + if not ifaces_forcing_vim_network: + continue + for iface_info in ifaces_forcing_vim_network: + if iface_info.get("ns-vld-id"): + if "vld" not in indata: + indata["vld"] = [] + indata["vld"].append({key: iface_info[key] for key in + ("name", "vim-network-name", "vim-network-id") if iface_info.get(key)}) + + elif iface_info.get("vnf-vld-id"): + if "vnf" not in indata: + indata["vnf"] = [] + indata["vnf"].append({ + "member-vnf-index": member_vnf_index, + "internal-vld": [{key: iface_info[key] for key in + ("name", "vim-network-name", "vim-network-id") if iface_info.get(key)}] + }) + + @staticmethod + def _create_nslcmop(nsr_id, operation, params): + """ + Creates a ns-lcm-opp content to be stored at database. + :param nsr_id: internal id of the instance + :param operation: instantiate, terminate, scale, action, ... + :param params: user parameters for the operation + :return: dictionary following SOL005 format + """ now = time() _id = str(uuid4()) nslcmop = { @@ -511,7 +619,7 @@ class NsLcmOpTopic(BaseTopic): "_id": _id, "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK "statusEnteredTime": now, - "nsInstanceId": nsInstanceId, + "nsInstanceId": nsr_id, "lcmOperationType": operation, "startTime": now, "isAutomaticInvocation": False, @@ -519,7 +627,7 @@ class NsLcmOpTopic(BaseTopic): "isCancelPending": False, "links": { "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id, - "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsInstanceId, + "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id, } } return nslcmop @@ -564,9 +672,11 @@ class NsLcmOpTopic(BaseTopic): raise EngineException("ns_instance '{}' cannot be '{}' because it is already instantiated".format( nsInstanceId, operation), HTTPStatus.CONFLICT) self._check_ns_operation(session, nsr, operation, indata) + if operation == "instantiate": self._update_vnfrs(session, rollback, nsr, indata) - nslcmop_desc = self._create_nslcmop(session, nsInstanceId, operation, 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) rollback.append({"topic": "nslcmops", "_id": _id}) @@ -673,8 +783,8 @@ class NsiTopic(BaseTopic): step = "" # look for nstd self.logger.info(str(slice_request)) - step = "getting nstd id='{}' from database".format(slice_request.get("nstdId")) - _filter = {"id": slice_request["nstdId"]} + 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)) nstd = self.db.get_one("nsts", _filter) nstd.pop("_admin", None) @@ -720,17 +830,24 @@ class NsiTopic(BaseTopic): self.format_on_new(nsi_descriptor, session["project_id"], make_public=make_public) nsi_descriptor["_admin"]["nsiState"] = "NOT_INSTANTIATED" + ns_params = indata.get("ns") + # creates Network Services records (NSRs) step = "creating nsrs at database using NsrTopic.new()" nsrs_list = [] for service in services: indata_ns = {} indata_ns["nsdId"] = service["_id"] - indata_ns["nsName"] = service["name"] + indata_ns["nsName"] = service["id"] indata_ns["vimAccountId"] = indata.get("vimAccountId") indata_ns["nsDescription"] = service["description"] indata_ns["key-pair-ref"] = None # 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["nsName"] == service["id"]: + indata_ns.update(ns_param) _id_nsr = NsrTopic.new(self, rollback, session, indata_ns, kwargs, headers, force) nsrs_item = {"nsrId": _id_nsr} nsrs_list.append(nsrs_item)