X-Git-Url: https://osm.etsi.org/gitweb/?p=osm%2FRO.git;a=blobdiff_plain;f=NG-RO%2Fosm_ng_ro%2Fns.py;h=3f14c587538ee0f570e667347efba4765a226173;hp=f3b073e1d83ddaadbe4875d9f8ce5af37e8bf751;hb=78f474e69fde9d64e8716978b5ea38f9f5aace48;hpb=a1c2b40a68be5591cf36775aa48bc965116ae340 diff --git a/NG-RO/osm_ng_ro/ns.py b/NG-RO/osm_ng_ro/ns.py index f3b073e1..3f14c587 100644 --- a/NG-RO/osm_ng_ro/ns.py +++ b/NG-RO/osm_ng_ro/ns.py @@ -49,6 +49,7 @@ from osm_common.fsbase import FsBase, FsException from osm_common.msgbase import MsgException from osm_ng_ro.ns_thread import deep_get, NsWorker, NsWorkerException from osm_ng_ro.validation import deploy_schema, validate_input +import yaml __author__ = "Alfonso Tierno " min_common_version = "0.1.16" @@ -113,12 +114,14 @@ class Ns(object): "image": Ns._process_image_params, "flavor": Ns._process_flavor_params, "vdu": Ns._process_vdu_params, + "affinity-or-anti-affinity-group": Ns._process_affinity_group_params, } self.db_path_map = { "net": "vld", "image": "image", "flavor": "flavor", "vdu": "vdur", + "affinity-or-anti-affinity-group": "affinity-or-anti-affinity-group", } def init_db(self, target_version): @@ -505,6 +508,7 @@ class Ns(object): "vim_name": None, "vim_status": None, "vim_details": None, + "vim_message": None, "refresh_at": None, }, "modified_at": now, @@ -954,6 +958,37 @@ class Ns(object): extra_dict = {"depends_on": [image_text, flavor_text]} net_list = [] + # If the position info is provided for all the interfaces, it will be sorted + # according to position number ascendingly. + if all(i.get("position") for i in target_vdu["interfaces"]): + sorted_interfaces = sorted( + target_vdu["interfaces"], + key=lambda x: (x.get("position") is None, x.get("position")), + ) + target_vdu["interfaces"] = sorted_interfaces + + # If the position info is provided for some interfaces but not all of them, the interfaces + # which has specific position numbers will be placed and others' positions will not be taken care. + else: + if any(i.get("position") for i in target_vdu["interfaces"]): + n = len(target_vdu["interfaces"]) + sorted_interfaces = [-1] * n + k, m = 0, 0 + while k < n: + if target_vdu["interfaces"][k].get("position"): + idx = target_vdu["interfaces"][k]["position"] + sorted_interfaces[idx - 1] = target_vdu["interfaces"][k] + k += 1 + while m < n: + if not target_vdu["interfaces"][m].get("position"): + idy = sorted_interfaces.index(-1) + sorted_interfaces[idy] = target_vdu["interfaces"][m] + m += 1 + + target_vdu["interfaces"] = sorted_interfaces + + # If the position info is not provided for the interfaces, interfaces will be attached + # according to the order in the VNFD. for iface_index, interface in enumerate(target_vdu["interfaces"]): if interface.get("ns-vld-id"): net_text = ns_preffix + ":vld." + interface["ns-vld-id"] @@ -1000,10 +1035,13 @@ class Ns(object): if deep_get( tasks_by_target_record_id, net_text, + "extra_dict", "params", "net_type", ): - tasks_by_target_record_id[net_text]["params"]["net_type"] = "data" + tasks_by_target_record_id[net_text]["extra_dict"]["params"][ + "net_type" + ] = "data" net_item["use"] = "data" net_item["model"] = interface["type"] @@ -1064,14 +1102,47 @@ class Ns(object): if ssh_keys: cloud_config["key-pairs"] = ssh_keys - disk_list = None + persistent_root_disk = {} + disk_list = [] + vnfd_id = vnfr["vnfd-id"] + vnfd = db.get_one("vnfds", {"_id": vnfd_id}) + for vdu in vnfd.get("vdu", ()): + if vdu["name"] == target_vdu["vdu-name"]: + for vsd in vnfd.get("virtual-storage-desc", ()): + if vsd.get("id") == vdu.get("virtual-storage-desc", [[]])[0]: + root_disk = vsd + if root_disk.get( + "type-of-storage" + ) == "persistent-storage:persistent-storage" and root_disk.get( + "size-of-storage" + ): + persistent_root_disk[vsd["id"]] = { + "image_id": vdu.get("sw-image-desc"), + "size": root_disk["size-of-storage"], + } + disk_list.append(persistent_root_disk[vsd["id"]]) + if target_vdu.get("virtual-storages"): - disk_list = [ - {"size": disk["size-of-storage"]} - for disk in target_vdu["virtual-storages"] - if disk.get("type-of-storage") - == "persistent-storage:persistent-storage" - ] + for disk in target_vdu["virtual-storages"]: + if ( + disk.get("type-of-storage") + == "persistent-storage:persistent-storage" + and disk["id"] not in persistent_root_disk.keys() + ): + disk_list.append({"size": disk["size-of-storage"]}) + + affinity_group_list = [] + + if target_vdu.get("affinity-or-anti-affinity-group-id"): + affinity_group = {} + for affinity_group_id in target_vdu["affinity-or-anti-affinity-group-id"]: + affinity_group_text = ( + ns_preffix + ":affinity-or-anti-affinity-group." + affinity_group_id + ) + + extra_dict["depends_on"].append(affinity_group_text) + affinity_group["affinity_group_id"] = "TASK-" + affinity_group_text + affinity_group_list.append(affinity_group) extra_dict["params"] = { "name": "{}-{}-{}-{}".format( @@ -1084,6 +1155,220 @@ class Ns(object): "start": True, "image_id": "TASK-" + image_text, "flavor_id": "TASK-" + flavor_text, + "affinity_group_list": affinity_group_list, + "net_list": net_list, + "cloud_config": cloud_config or None, + "disk_list": disk_list, + "availability_zone_index": None, # TODO + "availability_zone_list": None, # TODO + } + + return extra_dict + + @staticmethod + def _process_affinity_group_params( + target_affinity_group: Dict[str, Any], + indata: Dict[str, Any], + vim_info: Dict[str, Any], + target_record_id: str, + **kwargs: Dict[str, Any], + ) -> Dict[str, Any]: + """Get affinity or anti-affinity group parameters. + + Args: + target_affinity_group (Dict[str, Any]): [description] + indata (Dict[str, Any]): [description] + vim_info (Dict[str, Any]): [description] + target_record_id (str): [description] + + Returns: + Dict[str, Any]: [description] + """ + + extra_dict = {} + affinity_group_data = { + "name": target_affinity_group["name"], + "type": target_affinity_group["type"], + "scope": target_affinity_group["scope"], + } + + if target_affinity_group.get("vim-affinity-group-id"): + affinity_group_data["vim-affinity-group-id"] = target_affinity_group[ + "vim-affinity-group-id" + ] + + extra_dict["params"] = { + "affinity_group_data": affinity_group_data, + } + + return extra_dict + + @staticmethod + def _process_recreate_vdu_params( + existing_vdu: Dict[str, Any], + db_nsr: Dict[str, Any], + vim_info: Dict[str, Any], + target_record_id: str, + target_id: str, + **kwargs: Dict[str, Any], + ) -> Dict[str, Any]: + """Function to process VDU parameters to recreate. + + Args: + existing_vdu (Dict[str, Any]): [description] + db_nsr (Dict[str, Any]): [description] + vim_info (Dict[str, Any]): [description] + target_record_id (str): [description] + target_id (str): [description] + + Returns: + Dict[str, Any]: [description] + """ + vnfr = kwargs.get("vnfr") + vdu2cloud_init = kwargs.get("vdu2cloud_init") + # logger = kwargs.get("logger") + db = kwargs.get("db") + fs = kwargs.get("fs") + ro_nsr_public_key = kwargs.get("ro_nsr_public_key") + + extra_dict = {} + net_list = [] + + vim_details = {} + vim_details_text = existing_vdu["vim_info"][target_id].get("vim_details", None) + if vim_details_text: + vim_details = yaml.safe_load(f"{vim_details_text}") + + for iface_index, interface in enumerate(existing_vdu["interfaces"]): + + if "port-security-enabled" in interface: + interface["port_security"] = interface.pop("port-security-enabled") + + if "port-security-disable-strategy" in interface: + interface["port_security_disable_strategy"] = interface.pop( + "port-security-disable-strategy" + ) + + net_item = { + x: v + for x, v in interface.items() + if x + in ( + "name", + "vpci", + "port_security", + "port_security_disable_strategy", + "floating_ip", + ) + } + existing_ifaces = existing_vdu["vim_info"][target_id].get( + "interfaces_backup", [] + ) + net_id = next( + ( + i["vim_net_id"] + for i in existing_ifaces + if i["ip_address"] == interface["ip-address"] + ), + None, + ) + + net_item["net_id"] = net_id + net_item["type"] = "virtual" + + # TODO mac_address: used for SR-IOV ifaces #TODO for other types + # TODO floating_ip: True/False (or it can be None) + if interface.get("type") in ("SR-IOV", "PCI-PASSTHROUGH"): + net_item["use"] = "data" + net_item["model"] = interface["type"] + net_item["type"] = interface["type"] + elif ( + interface.get("type") == "OM-MGMT" + or interface.get("mgmt-interface") + or interface.get("mgmt-vnf") + ): + net_item["use"] = "mgmt" + else: + # if interface.get("type") in ("VIRTIO", "E1000", "PARAVIRT"): + net_item["use"] = "bridge" + net_item["model"] = interface.get("type") + + if interface.get("ip-address"): + net_item["ip_address"] = interface["ip-address"] + + if interface.get("mac-address"): + net_item["mac_address"] = interface["mac-address"] + + net_list.append(net_item) + + if interface.get("mgmt-vnf"): + extra_dict["mgmt_vnf_interface"] = iface_index + elif interface.get("mgmt-interface"): + extra_dict["mgmt_vdu_interface"] = iface_index + + # cloud config + cloud_config = {} + + if existing_vdu.get("cloud-init"): + if existing_vdu["cloud-init"] not in vdu2cloud_init: + vdu2cloud_init[existing_vdu["cloud-init"]] = Ns._get_cloud_init( + db=db, + fs=fs, + location=existing_vdu["cloud-init"], + ) + + cloud_content_ = vdu2cloud_init[existing_vdu["cloud-init"]] + cloud_config["user-data"] = Ns._parse_jinja2( + cloud_init_content=cloud_content_, + params=existing_vdu.get("additionalParams"), + context=existing_vdu["cloud-init"], + ) + + if existing_vdu.get("boot-data-drive"): + cloud_config["boot-data-drive"] = existing_vdu.get("boot-data-drive") + + ssh_keys = [] + + if existing_vdu.get("ssh-keys"): + ssh_keys += existing_vdu.get("ssh-keys") + + if existing_vdu.get("ssh-access-required"): + ssh_keys.append(ro_nsr_public_key) + + if ssh_keys: + cloud_config["key-pairs"] = ssh_keys + + disk_list = [] + for vol_id in vim_details.get("os-extended-volumes:volumes_attached", []): + disk_list.append({"vim_id": vol_id["id"]}) + + affinity_group_list = [] + + if existing_vdu.get("affinity-or-anti-affinity-group-id"): + affinity_group = {} + for affinity_group_id in existing_vdu["affinity-or-anti-affinity-group-id"]: + for group in db_nsr.get("affinity-or-anti-affinity-group"): + if ( + group["id"] == affinity_group_id + and group["vim_info"][target_id].get("vim_id", None) is not None + ): + affinity_group["affinity_group_id"] = group["vim_info"][ + target_id + ].get("vim_id", None) + affinity_group_list.append(affinity_group) + + extra_dict["params"] = { + "name": "{}-{}-{}-{}".format( + db_nsr["name"][:16], + vnfr["member-vnf-index-ref"][:16], + existing_vdu["vdu-name"][:32], + existing_vdu.get("count-index") or 0, + ), + "description": existing_vdu["vdu-name"], + "start": True, + "image_id": vim_details["image"]["id"], + "flavor_id": vim_details["flavor"]["id"], + "affinity_group_list": affinity_group_list, "net_list": net_list, "cloud_config": cloud_config or None, "disk_list": disk_list, @@ -1111,7 +1396,7 @@ class Ns(object): related to a specific item `item` to be done. This function should be called for NS instantiation, NS termination, NS update to add a new VNF or a new VLD, remove a VNF or VLD, etc. - Item can be `net, `flavor`, `image` or `vdu`. + Item can be `net`, `flavor`, `image` or `vdu`. It takes a list of target items from indata (which came from the REST API) and compares with the existing items from db_ro_nsr, identifying the incremental changes to be done. During the comparison, it calls the method @@ -1151,10 +1436,12 @@ class Ns(object): db_path = self.db_path_map[item] process_params = self.process_params_function_map[item] if item in ("net", "vdu"): + # This case is specific for the NS VLD (not applied to VDU) if vnfr is None: db_record = "nsrs:{}:{}".format(nsr_id, db_path) - target_list = indata.get("ns", []).get(db_path, []) + target_list = indata.get("ns", []).get(db_path, []) existing_list = db_nsr.get(db_path, []) + # This case is common for VNF VLDs and VNF VDUs else: db_record = "vnfrs:{}:{}".format(vnfr_id, db_path) target_vnf = next( @@ -1163,7 +1450,7 @@ class Ns(object): ) target_list = target_vnf.get(db_path, []) if target_vnf else [] existing_list = vnfr.get(db_path, []) - elif item in ("image", "flavor"): + elif item in ("image", "flavor", "affinity-or-anti-affinity-group"): db_record = "nsrs:{}:{}".format(nsr_id, db_path) target_list = indata.get(item, []) existing_list = db_nsr.get(item, []) @@ -1255,7 +1542,13 @@ class Ns(object): target_record_id += ".sdn" kwargs = {} + self.logger.warning( + "ns.calculate_diff_items target_item={}".format(target_item) + ) if process_params == Ns._process_vdu_params: + self.logger.warning( + "calculate_diff_items self.fs={}".format(self.fs) + ) kwargs.update( { "vnfr_id": vnfr_id, @@ -1269,6 +1562,7 @@ class Ns(object): "ro_nsr_public_key": ro_nsr_public_key, } ) + self.logger.warning("calculate_diff_items kwargs={}".format(kwargs)) extra_dict = process_params( target_item, @@ -1285,18 +1579,18 @@ class Ns(object): "task_index": task_index, } - diff_items.append( - { - "deployment_info": deployment_info, - "target_id": target_vim, - "item": item_, - "action": "CREATE", - "target_record": f"{db_record}.{item_index}.vim_info.{target_vim}", - "target_record_id": target_record_id, - "extra_dict": extra_dict, - "common_id": target_item.get("common_id", None), - } - ) + new_item = { + "deployment_info": deployment_info, + "target_id": target_vim, + "item": item_, + "action": "CREATE", + "target_record": f"{db_record}.{item_index}.vim_info.{target_vim}", + "target_record_id": target_record_id, + "extra_dict": extra_dict, + "common_id": target_item.get("common_id", None), + } + diff_items.append(new_item) + tasks_by_target_record_id[target_record_id] = new_item task_index += 1 db_nsr_update[db_path + ".{}".format(item_index)] = target_item @@ -1339,7 +1633,7 @@ class Ns(object): changes_list = [] # NS vld, image and flavor - for item in ["net", "image", "flavor"]: + for item in ["net", "image", "flavor", "affinity-or-anti-affinity-group"]: self.logger.debug("process NS={} {}".format(nsr_id, item)) diff_items, task_index = self.calculate_diff_items( indata=indata, @@ -1406,6 +1700,7 @@ class Ns(object): extra_dict=change.get("extra_dict", None), ) + self.logger.warning("ns.define_all_tasks task={}".format(task)) tasks_by_target_record_id[change["target_record_id"]] = task db_new_tasks.append(task) @@ -1431,12 +1726,17 @@ class Ns(object): target_id = db_task.pop("target_id") common_id = db_task.get("common_id") + # Do not chek tasks with vim_status DELETED + # because in manual heealing there are two tasks for the same vdur: + # one with vim_status deleted and the other one with the actual VM status. + if common_id: if self.db.set_one( "ro_tasks", q_filter={ "target_id": target_id, "tasks.common_id": common_id, + "vim_info.vim_status.ne": "DELETED", }, update_dict={"to_check_at": now, "modified_at": now}, push={"tasks": db_task}, @@ -1449,6 +1749,7 @@ class Ns(object): q_filter={ "target_id": target_id, "tasks.target_record": db_task["target_record"], + "vim_info.vim_status.ne": "DELETED", }, update_dict={"to_check_at": now, "modified_at": now}, push={"tasks": db_task}, @@ -1466,6 +1767,351 @@ class Ns(object): ) ) + def upload_recreate_tasks( + self, + db_new_tasks, + now, + ): + """Function to save recreate tasks in the common DB + + Args: + db_new_tasks (List): tasks list to be created + now (time): current time + + """ + + nb_ro_tasks = 0 # for logging + + for db_task in db_new_tasks: + target_id = db_task.pop("target_id") + self.logger.warning("target_id={} db_task={}".format(target_id, db_task)) + + action = db_task.get("action", None) + + # Create a ro_task + self.logger.debug("Updating database, Creating ro_tasks") + db_ro_task = Ns._create_ro_task(target_id, db_task) + + # If DELETE task: the associated created items should be removed + # (except persistent volumes): + if action == "DELETE": + db_ro_task["vim_info"]["created"] = True + db_ro_task["vim_info"]["created_items"] = db_task.get( + "created_items", {} + ) + db_ro_task["vim_info"]["volumes_to_hold"] = db_task.get( + "volumes_to_hold", [] + ) + db_ro_task["vim_info"]["vim_id"] = db_task.get("vim_id", None) + + nb_ro_tasks += 1 + self.logger.warning("upload_all_tasks db_ro_task={}".format(db_ro_task)) + self.db.create("ro_tasks", db_ro_task) + + self.logger.debug( + "Created {} ro_tasks; {} tasks - db_new_tasks={}".format( + nb_ro_tasks, len(db_new_tasks), db_new_tasks + ) + ) + + def _prepare_created_items_for_healing( + self, + nsr_id, + target_record, + ): + created_items = {} + # Get created_items from ro_task + ro_tasks = self.db.get_list("ro_tasks", {"tasks.nsr_id": nsr_id}) + for ro_task in ro_tasks: + for task in ro_task["tasks"]: + if ( + task["target_record"] == target_record + and task["action"] == "CREATE" + and ro_task["vim_info"]["created_items"] + ): + created_items = ro_task["vim_info"]["created_items"] + break + + return created_items + + def _prepare_persistent_volumes_for_healing( + self, + target_id, + existing_vdu, + ): + # The associated volumes of the VM shouldn't be removed + volumes_list = [] + vim_details = {} + vim_details_text = existing_vdu["vim_info"][target_id].get("vim_details", None) + if vim_details_text: + vim_details = yaml.safe_load(f"{vim_details_text}") + + for vol_id in vim_details.get("os-extended-volumes:volumes_attached", []): + volumes_list.append(vol_id["id"]) + + return volumes_list + + def prepare_changes_to_recreate( + self, + indata, + nsr_id, + db_nsr, + db_vnfrs, + db_ro_nsr, + action_id, + tasks_by_target_record_id, + ): + """This method will obtain an ordered list of items (`changes_list`) + to be created and deleted to meet the recreate request. + """ + + self.logger.debug( + "ns.prepare_changes_to_recreate nsr_id={} indata={}".format(nsr_id, indata) + ) + + task_index = 0 + # set list with diffs: + changes_list = [] + db_path = self.db_path_map["vdu"] + target_list = indata.get("healVnfData", {}) + vdu2cloud_init = indata.get("cloud_init_content") or {} + ro_nsr_public_key = db_ro_nsr["public_key"] + + # Check each VNF of the target + for target_vnf in target_list: + # Find this VNF in the list from DB + vnfr_id = target_vnf.get("vnfInstanceId", None) + if vnfr_id: + existing_vnf = db_vnfrs.get(vnfr_id) + db_record = "vnfrs:{}:{}".format(vnfr_id, db_path) + # vim_account_id = existing_vnf.get("vim-account-id", "") + + # Check each VDU of this VNF + for target_vdu in target_vnf["additionalParams"].get("vdu", None): + vdu_name = target_vdu.get("vdu-id", None) + # For multi instance VDU count-index is mandatory + # For single session VDU count-indes is 0 + count_index = target_vdu.get("count-index", 0) + item_index = 0 + existing_instance = None + for instance in existing_vnf.get("vdur", None): + if ( + instance["vdu-name"] == vdu_name + and instance["count-index"] == count_index + ): + existing_instance = instance + break + else: + item_index += 1 + + target_record_id = "{}.{}".format(db_record, existing_instance["id"]) + + # The target VIM is the one already existing in DB to recreate + for target_vim, target_viminfo in existing_instance.get( + "vim_info", {} + ).items(): + # step 1 vdu to be deleted + self._assign_vim(target_vim) + deployment_info = { + "action_id": action_id, + "nsr_id": nsr_id, + "task_index": task_index, + } + + target_record = f"{db_record}.{item_index}.vim_info.{target_vim}" + created_items = self._prepare_created_items_for_healing( + nsr_id, target_record + ) + + volumes_to_hold = self._prepare_persistent_volumes_for_healing( + target_vim, existing_instance + ) + + # Specific extra params for recreate tasks: + extra_dict = { + "created_items": created_items, + "vim_id": existing_instance["vim-id"], + "volumes_to_hold": volumes_to_hold, + } + + changes_list.append( + { + "deployment_info": deployment_info, + "target_id": target_vim, + "item": "vdu", + "action": "DELETE", + "target_record": target_record, + "target_record_id": target_record_id, + "extra_dict": extra_dict, + } + ) + delete_task_id = f"{action_id}:{task_index}" + task_index += 1 + + # step 2 vdu to be created + kwargs = {} + kwargs.update( + { + "vnfr_id": vnfr_id, + "nsr_id": nsr_id, + "vnfr": existing_vnf, + "vdu2cloud_init": vdu2cloud_init, + "tasks_by_target_record_id": tasks_by_target_record_id, + "logger": self.logger, + "db": self.db, + "fs": self.fs, + "ro_nsr_public_key": ro_nsr_public_key, + } + ) + + extra_dict = self._process_recreate_vdu_params( + existing_instance, + db_nsr, + target_viminfo, + target_record_id, + target_vim, + **kwargs, + ) + + # The CREATE task depens on the DELETE task + extra_dict["depends_on"] = [delete_task_id] + + # Add volumes created from created_items if any + # Ports should be deleted with delete task and automatically created with create task + volumes = {} + for k, v in created_items.items(): + try: + k_item, _, k_id = k.partition(":") + if k_item == "volume": + volumes[k] = v + except Exception as e: + self.logger.error( + "Error evaluating created item {}: {}".format(k, e) + ) + extra_dict["previous_created_volumes"] = volumes + + deployment_info = { + "action_id": action_id, + "nsr_id": nsr_id, + "task_index": task_index, + } + self._assign_vim(target_vim) + + new_item = { + "deployment_info": deployment_info, + "target_id": target_vim, + "item": "vdu", + "action": "CREATE", + "target_record": target_record, + "target_record_id": target_record_id, + "extra_dict": extra_dict, + } + changes_list.append(new_item) + tasks_by_target_record_id[target_record_id] = new_item + task_index += 1 + + return changes_list + + def recreate(self, session, indata, version, nsr_id, *args, **kwargs): + self.logger.debug("ns.recreate nsr_id={} indata={}".format(nsr_id, indata)) + # TODO: validate_input(indata, recreate_schema) + action_id = indata.get("action_id", str(uuid4())) + # get current deployment + db_vnfrs = {} # vnf's info indexed by _id + step = "" + logging_text = "Recreate nsr_id={} action_id={} indata={}".format( + nsr_id, action_id, indata + ) + self.logger.debug(logging_text + "Enter") + + try: + step = "Getting ns and vnfr record from db" + db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) + db_new_tasks = [] + tasks_by_target_record_id = {} + # read from db: vnf's of this ns + step = "Getting vnfrs from db" + db_vnfrs_list = self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id}) + self.logger.debug("ns.recreate: db_vnfrs_list={}".format(db_vnfrs_list)) + + if not db_vnfrs_list: + raise NsException("Cannot obtain associated VNF for ns") + + for vnfr in db_vnfrs_list: + db_vnfrs[vnfr["_id"]] = vnfr + + now = time() + db_ro_nsr = self.db.get_one("ro_nsrs", {"_id": nsr_id}, fail_on_empty=False) + self.logger.debug("ns.recreate: db_ro_nsr={}".format(db_ro_nsr)) + + if not db_ro_nsr: + db_ro_nsr = self._create_db_ro_nsrs(nsr_id, now) + + with self.write_lock: + # NS + step = "process NS elements" + changes_list = self.prepare_changes_to_recreate( + indata=indata, + nsr_id=nsr_id, + db_nsr=db_nsr, + db_vnfrs=db_vnfrs, + db_ro_nsr=db_ro_nsr, + action_id=action_id, + tasks_by_target_record_id=tasks_by_target_record_id, + ) + + self.define_all_tasks( + changes_list=changes_list, + db_new_tasks=db_new_tasks, + tasks_by_target_record_id=tasks_by_target_record_id, + ) + + # Delete all ro_tasks registered for the targets vdurs (target_record) + # If task of type CREATE exist then vim will try to get info form deleted VMs. + # So remove all task related to target record. + ro_tasks = self.db.get_list("ro_tasks", {"tasks.nsr_id": nsr_id}) + for change in changes_list: + for ro_task in ro_tasks: + for task in ro_task["tasks"]: + if task["target_record"] == change["target_record"]: + self.db.del_one( + "ro_tasks", + q_filter={ + "_id": ro_task["_id"], + "modified_at": ro_task["modified_at"], + }, + fail_on_empty=False, + ) + + step = "Updating database, Appending tasks to ro_tasks" + self.upload_recreate_tasks( + db_new_tasks=db_new_tasks, + now=now, + ) + + self.logger.debug( + logging_text + "Exit. Created {} tasks".format(len(db_new_tasks)) + ) + + return ( + {"status": "ok", "nsr_id": nsr_id, "action_id": action_id}, + action_id, + True, + ) + except Exception as e: + if isinstance(e, (DbException, NsException)): + self.logger.error( + logging_text + "Exit Exception while '{}': {}".format(step, e) + ) + else: + e = traceback_format_exc() + self.logger.critical( + logging_text + "Exit Exception while '{}': {}".format(step, e), + exc_info=True, + ) + + raise NsException(e) + def deploy(self, session, indata, version, nsr_id, *args, **kwargs): self.logger.debug("ns.deploy nsr_id={} indata={}".format(nsr_id, indata)) validate_input(indata, deploy_schema) @@ -1482,6 +2128,7 @@ class Ns(object): try: step = "Getting ns and vnfr record from db" db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) + self.logger.debug("ns.deploy: db_nsr={}".format(db_nsr)) db_new_tasks = [] tasks_by_target_record_id = {} # read from db: vnf's of this ns @@ -1494,6 +2141,7 @@ class Ns(object): for vnfr in db_vnfrs_list: db_vnfrs[vnfr["_id"]] = vnfr db_vnfrs_update[vnfr["_id"]] = {} + self.logger.debug("ns.deploy db_vnfrs={}".format(db_vnfrs)) now = time() db_ro_nsr = self.db.get_one("ro_nsrs", {"_id": nsr_id}, fail_on_empty=False) @@ -1673,8 +2321,11 @@ class Ns(object): return None, None, True def status(self, session, indata, version, nsr_id, action_id, *args, **kwargs): - # self.logger.debug("ns.status version={} nsr_id={}, action_id={} indata={}" - # .format(version, nsr_id, action_id, indata)) + self.logger.debug( + "ns.status version={} nsr_id={}, action_id={} indata={}".format( + version, nsr_id, action_id, indata + ) + ) task_list = [] done = 0 total = 0 @@ -1693,7 +2344,7 @@ class Ns(object): error_text = "Error at {} {}: {}".format( task["action"].lower(), task["item"], - ro_task["vim_info"].get("vim_details") or "unknown", + ro_task["vim_info"].get("vim_message") or "unknown", ) details.append(error_text) elif task["status"] in ("SCHEDULED", "BUILD"): @@ -1714,6 +2365,11 @@ class Ns(object): return return_data, None, True + def recreate_status( + self, session, indata, version, nsr_id, action_id, *args, **kwargs + ): + return self.status(session, indata, version, nsr_id, action_id, *args, **kwargs) + def cancel(self, session, indata, version, nsr_id, action_id, *args, **kwargs): print( "ns.cancel session={} indata={} version={} nsr_id={}, action_id={}".format( @@ -1723,6 +2379,99 @@ class Ns(object): return None, None, True + def rebuild_start_stop_task( + self, + vdu_id, + vnf_id, + vdu_index, + action_id, + nsr_id, + task_index, + target_vim, + extra_dict, + ): + self._assign_vim(target_vim) + target_record = "vnfrs:{}:vdur.{}".format(vnf_id, vdu_index) + target_record_id = "vnfrs:{}:vdur.{}".format(vnf_id, vdu_id) + deployment_info = { + "action_id": action_id, + "nsr_id": nsr_id, + "task_index": task_index, + } + + task = Ns._create_task( + deployment_info=deployment_info, + target_id=target_vim, + item="update", + action="EXEC", + target_record=target_record, + target_record_id=target_record_id, + extra_dict=extra_dict, + ) + return task + + def rebuild_start_stop( + self, session, action_dict, version, nsr_id, *args, **kwargs + ): + task_index = 0 + extra_dict = {} + now = time() + action_id = action_dict.get("action_id", str(uuid4())) + step = "" + logging_text = "Task deploy nsr_id={} action_id={} ".format(nsr_id, action_id) + self.logger.debug(logging_text + "Enter") + + action = list(action_dict.keys())[0] + task_dict = action_dict.get(action) + vim_vm_id = action_dict.get(action).get("vim_vm_id") + + if action_dict.get("stop"): + action = "shutoff" + db_new_tasks = [] + try: + step = "lock the operation & do task creation" + with self.write_lock: + extra_dict["params"] = { + "vim_vm_id": vim_vm_id, + "action": action, + } + task = self.rebuild_start_stop_task( + task_dict["vdu_id"], + task_dict["vnf_id"], + task_dict["vdu_index"], + action_id, + nsr_id, + task_index, + task_dict["target_vim"], + extra_dict, + ) + db_new_tasks.append(task) + step = "upload Task to db" + self.upload_all_tasks( + db_new_tasks=db_new_tasks, + now=now, + ) + self.logger.debug( + logging_text + "Exit. Created {} tasks".format(len(db_new_tasks)) + ) + return ( + {"status": "ok", "nsr_id": nsr_id, "action_id": action_id}, + action_id, + True, + ) + except Exception as e: + if isinstance(e, (DbException, NsException)): + self.logger.error( + logging_text + "Exit Exception while '{}': {}".format(step, e) + ) + else: + e = traceback_format_exc() + self.logger.critical( + logging_text + "Exit Exception while '{}': {}".format(step, e), + exc_info=True, + ) + raise NsException(e) + def get_deploy(self, session, indata, version, nsr_id, action_id, *args, **kwargs): nsrs = self.db.get_list("nsrs", {}) return_data = [] @@ -1742,3 +2491,118 @@ class Ns(object): return_data.append(task["action_id"]) return return_data, None, True + + def migrate_task( + self, vdu, vnf, vdu_index, action_id, nsr_id, task_index, extra_dict + ): + target_vim, vim_info = next(k_v for k_v in vdu["vim_info"].items()) + self._assign_vim(target_vim) + target_record = "vnfrs:{}:vdur.{}".format(vnf["_id"], vdu_index) + target_record_id = "vnfrs:{}:vdur.{}".format(vnf["_id"], vdu["id"]) + deployment_info = { + "action_id": action_id, + "nsr_id": nsr_id, + "task_index": task_index, + } + + task = Ns._create_task( + deployment_info=deployment_info, + target_id=target_vim, + item="migrate", + action="EXEC", + target_record=target_record, + target_record_id=target_record_id, + extra_dict=extra_dict, + ) + + return task + + def migrate(self, session, indata, version, nsr_id, *args, **kwargs): + task_index = 0 + extra_dict = {} + now = time() + action_id = indata.get("action_id", str(uuid4())) + step = "" + logging_text = "Task deploy nsr_id={} action_id={} ".format(nsr_id, action_id) + self.logger.debug(logging_text + "Enter") + try: + vnf_instance_id = indata["vnfInstanceId"] + step = "Getting vnfrs from db" + db_vnfr = self.db.get_one("vnfrs", {"_id": vnf_instance_id}) + vdu = indata.get("vdu") + migrateToHost = indata.get("migrateToHost") + db_new_tasks = [] + + with self.write_lock: + if vdu is not None: + vdu_id = indata["vdu"]["vduId"] + vdu_count_index = indata["vdu"].get("vduCountIndex", 0) + for vdu_index, vdu in enumerate(db_vnfr["vdur"]): + if ( + vdu["vdu-id-ref"] == vdu_id + and vdu["count-index"] == vdu_count_index + ): + extra_dict["params"] = { + "vim_vm_id": vdu["vim-id"], + "migrate_host": migrateToHost, + "vdu_vim_info": vdu["vim_info"], + } + step = "Creating migration task for vdu:{}".format(vdu) + task = self.migrate_task( + vdu, + db_vnfr, + vdu_index, + action_id, + nsr_id, + task_index, + extra_dict, + ) + db_new_tasks.append(task) + task_index += 1 + break + else: + + for vdu_index, vdu in enumerate(db_vnfr["vdur"]): + extra_dict["params"] = { + "vim_vm_id": vdu["vim-id"], + "migrate_host": migrateToHost, + "vdu_vim_info": vdu["vim_info"], + } + step = "Creating migration task for vdu:{}".format(vdu) + task = self.migrate_task( + vdu, + db_vnfr, + vdu_index, + action_id, + nsr_id, + task_index, + extra_dict, + ) + db_new_tasks.append(task) + task_index += 1 + + self.upload_all_tasks( + db_new_tasks=db_new_tasks, + now=now, + ) + + self.logger.debug( + logging_text + "Exit. Created {} tasks".format(len(db_new_tasks)) + ) + return ( + {"status": "ok", "nsr_id": nsr_id, "action_id": action_id}, + action_id, + True, + ) + except Exception as e: + if isinstance(e, (DbException, NsException)): + self.logger.error( + logging_text + "Exit Exception while '{}': {}".format(step, e) + ) + else: + e = traceback_format_exc() + self.logger.critical( + logging_text + "Exit Exception while '{}': {}".format(step, e), + exc_info=True, + ) + raise NsException(e)