From: tierno Date: Tue, 25 Sep 2018 16:10:19 +0000 (+0200) Subject: split code into several files X-Git-Tag: v5.0.0~25 X-Git-Url: https://osm.etsi.org/gitweb/?a=commitdiff_plain;h=59d22d2291db050aa17573d994f5274f67ae1212;p=osm%2FLCM.git split code into several files Change-Id: Idb1d70c8b70770c0f3b5ae00969ffcc1047ccbe0 Signed-off-by: tierno --- diff --git a/osm_lcm/lcm.py b/osm_lcm/lcm.py index b9417f2..b4f69ae 100644 --- a/osm_lcm/lcm.py +++ b/osm_lcm/lcm.py @@ -6,24 +6,20 @@ import yaml import logging import logging.handlers import getopt -import functools import sys -import traceback import ROclient +import ns +import vim_sdn +from lcm_utils import versiontuple, LcmException, TaskRegistry + # from osm_lcm import version as lcm_version, version_date as lcm_version_date, ROclient from osm_common import dbmemory, dbmongo, fslocal, msglocal, msgkafka from osm_common import version as common_version -from osm_common.dbbase import DbException, deep_update +from osm_common.dbbase import DbException from osm_common.fsbase import FsException from osm_common.msgbase import MsgException from os import environ, path -from n2vc.vnf import N2VC -from n2vc import version as N2VC_version - -from collections import OrderedDict -from copy import deepcopy -from http import HTTPStatus -from time import time +from n2vc import version as n2vc_version __author__ = "Alfonso Tierno" @@ -35,114 +31,9 @@ lcm_version = '0.1.15' lcm_version_date = '2018-09-13' -def versiontuple(v): - """utility for compare dot separate versions. Fills with zeros to proper number comparison""" - filled = [] - for point in v.split("."): - filled.append(point.zfill(8)) - return tuple(filled) - - -class LcmException(Exception): - pass - - -class TaskRegistry: - """ - Implements a registry of task needed for later cancelation, look for related tasks that must be completed before - etc. It stores a four level dict - First level is the topic, ns, vim_account, sdn - Second level is the _id - Third level is the operation id - Fourth level is a descriptive name, the value is the task class - """ - - def __init__(self): - self.task_registry = { - "ns": {}, - "vim_account": {}, - "sdn": {}, - } - - def register(self, topic, _id, op_id, task_name, task): - """ - Register a new task - :param topic: Can be "ns", "vim_account", "sdn" - :param _id: _id of the related item - :param op_id: id of the operation of the related item - :param task_name: Task descriptive name, as create, instantiate, terminate. Must be unique in this op_id - :param task: Task class - :return: none - """ - if _id not in self.task_registry[topic]: - self.task_registry[topic][_id] = OrderedDict() - if op_id not in self.task_registry[topic][_id]: - self.task_registry[topic][_id][op_id] = {task_name: task} - else: - self.task_registry[topic][_id][op_id][task_name] = task - # print("registering task", topic, _id, op_id, task_name, task) - - def remove(self, topic, _id, op_id, task_name=None): - """ - When task is ended, it should removed. It ignores missing tasks - :param topic: Can be "ns", "vim_account", "sdn" - :param _id: _id of the related item - :param op_id: id of the operation of the related item - :param task_name: Task descriptive name. If note it deletes all - :return: - """ - if not self.task_registry[topic].get(_id) or not self.task_registry[topic][_id].get(op_id): - return - if not task_name: - # print("deleting tasks", topic, _id, op_id, self.task_registry[topic][_id][op_id]) - del self.task_registry[topic][_id][op_id] - elif task_name in self.task_registry[topic][_id][op_id]: - # print("deleting tasks", topic, _id, op_id, task_name, self.task_registry[topic][_id][op_id][task_name]) - del self.task_registry[topic][_id][op_id][task_name] - if not self.task_registry[topic][_id][op_id]: - del self.task_registry[topic][_id][op_id] - if not self.task_registry[topic][_id]: - del self.task_registry[topic][_id] - - def lookfor_related(self, topic, _id, my_op_id=None): - task_list = [] - task_name_list = [] - if _id not in self.task_registry[topic]: - return "", task_name_list - for op_id in reversed(self.task_registry[topic][_id]): - if my_op_id: - if my_op_id == op_id: - my_op_id = None # so that the next task is taken - continue - - for task_name, task in self.task_registry[topic][_id][op_id].items(): - task_list.append(task) - task_name_list.append(task_name) - break - return ", ".join(task_name_list), task_list - - def cancel(self, topic, _id, target_op_id=None, target_task_name=None): - """ - Cancel all active tasks of a concrete ns, vim_account, sdn identified for _id. If op_id is supplied only this is - cancelled, and the same with task_name - """ - if not self.task_registry[topic].get(_id): - return - for op_id in reversed(self.task_registry[topic][_id]): - if target_op_id and target_op_id != op_id: - continue - for task_name, task in self.task_registry[topic][_id][op_id].items(): - if target_task_name and target_task_name != task_name: - continue - # result = - task.cancel() - # if result: - # self.logger.debug("{} _id={} order_id={} task={} cancelled".format(topic, _id, op_id, task_name)) - - class Lcm: - def __init__(self, config_file): + def __init__(self, config_file, loop=None): """ Init, Connect to database, filesystem storage, and messaging :param config: two level dictionary with configuration. Top level should contain 'database', 'storage', @@ -168,8 +59,9 @@ class Lcm: "loglevel": "ERROR", } - self.vca = config["VCA"] # TODO VCA - self.loop = None + self.vca_config = config["VCA"] + + self.loop = loop or asyncio.get_event_loop() # logging log_format_simple = "%(asctime)s %(levelname)s %(name)s %(filename)s:%(lineno)s %(message)s" @@ -202,24 +94,14 @@ class Lcm: if config[k1].get("loglevel"): logger_module.setLevel(config[k1]["loglevel"]) self.logger.critical("starting osm/lcm version {} {}".format(lcm_version, lcm_version_date)) - self.n2vc = N2VC( - log=self.logger, - server=config['VCA']['host'], - port=config['VCA']['port'], - user=config['VCA']['user'], - secret=config['VCA']['secret'], - # TODO: This should point to the base folder where charms are stored, - # if there is a common one (like object storage). Otherwise, leave - # it unset and pass it via DeployCharms - # artifacts=config['VCA'][''], - artifacts=None, - ) + # check version of N2VC # TODO enhance with int conversion or from distutils.version import LooseVersion # or with list(map(int, version.split("."))) - if versiontuple(N2VC_version) < versiontuple(min_n2vc_version): + if versiontuple(n2vc_version) < versiontuple(min_n2vc_version): raise LcmException("Not compatible osm/N2VC version '{}'. Needed '{}' or higher".format( - N2VC_version, min_n2vc_version)) + n2vc_version, min_n2vc_version)) + # check version of common if versiontuple(common_version) < versiontuple("0.1.7"): raise LcmException("Not compatible osm/common version '{}'. Needed '{}' or higher".format( common_version, min_common_version)) @@ -256,6 +138,10 @@ class Lcm: self.logger.critical(str(e), exc_info=True) raise LcmException(str(e)) + self.ns = ns.NsLcm(self.db, self.msg, self.fs, self.lcm_tasks, self.ro_config, self.vca_config, self.loop) + self.vim = vim_sdn.VimLcm(self.db, self.msg, self.fs, self.lcm_tasks, self.ro_config, self.loop) + self.sdn = vim_sdn.SdnLcm(self.db, self.msg, self.fs, self.lcm_tasks, self.ro_config, self.loop) + async def check_RO_version(self): try: RO = ROclient.ROClient(self.loop, **self.ro_config) @@ -265,1816 +151,9 @@ class Lcm: *RO_version, *min_RO_version )) except ROclient.ROClientException as e: - self.logger.critical("Error while conneting to osm/RO " + str(e), exc_info=True) - raise LcmException(str(e)) - - def update_db_2(self, item, _id, _desc): - """ - Updates database with _desc information. Upon success _desc is cleared - :param item: - :param _id: - :param _desc: - :return: - """ - if not _desc: - return - try: - self.db.set_one(item, {"_id": _id}, _desc) - _desc.clear() - except DbException as e: - self.logger.error("Updating {} _id={} with '{}'. Error: {}".format(item, _id, _desc, e)) - - async def vim_create(self, vim_content, order_id): - vim_id = vim_content["_id"] - logging_text = "Task vim_create={} ".format(vim_id) - self.logger.debug(logging_text + "Enter") - db_vim = None - db_vim_update = {} - exc = None - RO_sdn_id = None - try: - step = "Getting vim-id='{}' from db".format(vim_id) - db_vim = self.db.get_one("vim_accounts", {"_id": vim_id}) - db_vim_update["_admin.deployed.RO"] = None - if vim_content.get("config") and vim_content["config"].get("sdn-controller"): - step = "Getting sdn-controller-id='{}' from db".format(vim_content["config"]["sdn-controller"]) - db_sdn = self.db.get_one("sdns", {"_id": vim_content["config"]["sdn-controller"]}) - if db_sdn.get("_admin") and db_sdn["_admin"].get("deployed") and db_sdn["_admin"]["deployed"].get("RO"): - RO_sdn_id = db_sdn["_admin"]["deployed"]["RO"] - else: - raise LcmException("sdn-controller={} is not available. Not deployed at RO".format( - vim_content["config"]["sdn-controller"])) - - step = "Creating vim at RO" - db_vim_update["_admin.detailed-status"] = step - self.update_db_2("vim_accounts", vim_id, db_vim_update) - RO = ROclient.ROClient(self.loop, **self.ro_config) - vim_RO = deepcopy(vim_content) - vim_RO.pop("_id", None) - vim_RO.pop("_admin", None) - vim_RO.pop("schema_version", None) - vim_RO.pop("schema_type", None) - vim_RO.pop("vim_tenant_name", None) - vim_RO["type"] = vim_RO.pop("vim_type") - vim_RO.pop("vim_user", None) - vim_RO.pop("vim_password", None) - if RO_sdn_id: - vim_RO["config"]["sdn-controller"] = RO_sdn_id - desc = await RO.create("vim", descriptor=vim_RO) - RO_vim_id = desc["uuid"] - db_vim_update["_admin.deployed.RO"] = RO_vim_id - - step = "Creating vim_account at RO" - db_vim_update["_admin.detailed-status"] = step - self.update_db_2("vim_accounts", vim_id, db_vim_update) - - vim_account_RO = {"vim_tenant_name": vim_content["vim_tenant_name"], - "vim_username": vim_content["vim_user"], - "vim_password": vim_content["vim_password"] - } - if vim_RO.get("config"): - vim_account_RO["config"] = vim_RO["config"] - if "sdn-controller" in vim_account_RO["config"]: - del vim_account_RO["config"]["sdn-controller"] - if "sdn-port-mapping" in vim_account_RO["config"]: - del vim_account_RO["config"]["sdn-port-mapping"] - desc = await RO.attach_datacenter(RO_vim_id, descriptor=vim_account_RO) - db_vim_update["_admin.deployed.RO-account"] = desc["uuid"] - db_vim_update["_admin.operationalState"] = "ENABLED" - db_vim_update["_admin.detailed-status"] = "Done" - - # await asyncio.sleep(15) # TODO remove. This is for test - self.logger.debug(logging_text + "Exit Ok RO_vim_id={}".format(RO_vim_id)) - return - - except (ROclient.ROClientException, DbException) as e: - self.logger.error(logging_text + "Exit Exception {}".format(e)) - exc = e - except Exception as e: - self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True) - exc = e - finally: - if exc and db_vim: - db_vim_update["_admin.operationalState"] = "ERROR" - db_vim_update["_admin.detailed-status"] = "ERROR {}: {}".format(step, exc) - if db_vim_update: - self.update_db_2("vim_accounts", vim_id, db_vim_update) - self.lcm_tasks.remove("vim_account", vim_id, order_id) - - async def vim_edit(self, vim_content, order_id): - vim_id = vim_content["_id"] - logging_text = "Task vim_edit={} ".format(vim_id) - self.logger.debug(logging_text + "Enter") - db_vim = None - exc = None - RO_sdn_id = None - RO_vim_id = None - db_vim_update = {} - step = "Getting vim-id='{}' from db".format(vim_id) - try: - db_vim = self.db.get_one("vim_accounts", {"_id": vim_id}) - - # look if previous tasks in process - task_name, task_dependency = self.lcm_tasks.lookfor_related("vim_account", vim_id, order_id) - if task_dependency: - step = "Waiting for related tasks to be completed: {}".format(task_name) - self.logger.debug(logging_text + step) - # TODO write this to database - await asyncio.wait(task_dependency, timeout=3600) - - if db_vim.get("_admin") and db_vim["_admin"].get("deployed") and db_vim["_admin"]["deployed"].get("RO"): - if vim_content.get("config") and vim_content["config"].get("sdn-controller"): - step = "Getting sdn-controller-id='{}' from db".format(vim_content["config"]["sdn-controller"]) - db_sdn = self.db.get_one("sdns", {"_id": vim_content["config"]["sdn-controller"]}) - - # look if previous tasks in process - task_name, task_dependency = self.lcm_tasks.lookfor_related("sdn", db_sdn["_id"]) - if task_dependency: - step = "Waiting for related tasks to be completed: {}".format(task_name) - self.logger.debug(logging_text + step) - # TODO write this to database - await asyncio.wait(task_dependency, timeout=3600) - - if db_sdn.get("_admin") and db_sdn["_admin"].get("deployed") and db_sdn["_admin"]["deployed"].get( - "RO"): - RO_sdn_id = db_sdn["_admin"]["deployed"]["RO"] - else: - raise LcmException("sdn-controller={} is not available. Not deployed at RO".format( - vim_content["config"]["sdn-controller"])) - - RO_vim_id = db_vim["_admin"]["deployed"]["RO"] - step = "Editing vim at RO" - RO = ROclient.ROClient(self.loop, **self.ro_config) - vim_RO = deepcopy(vim_content) - vim_RO.pop("_id", None) - vim_RO.pop("_admin", None) - vim_RO.pop("schema_version", None) - vim_RO.pop("schema_type", None) - vim_RO.pop("vim_tenant_name", None) - if "vim_type" in vim_RO: - vim_RO["type"] = vim_RO.pop("vim_type") - vim_RO.pop("vim_user", None) - vim_RO.pop("vim_password", None) - if RO_sdn_id: - vim_RO["config"]["sdn-controller"] = RO_sdn_id - # TODO make a deep update of sdn-port-mapping - if vim_RO: - await RO.edit("vim", RO_vim_id, descriptor=vim_RO) - - step = "Editing vim-account at RO tenant" - vim_account_RO = {} - if "config" in vim_content: - if "sdn-controller" in vim_content["config"]: - del vim_content["config"]["sdn-controller"] - if "sdn-port-mapping" in vim_content["config"]: - del vim_content["config"]["sdn-port-mapping"] - if not vim_content["config"]: - del vim_content["config"] - for k in ("vim_tenant_name", "vim_password", "config"): - if k in vim_content: - vim_account_RO[k] = vim_content[k] - if "vim_user" in vim_content: - vim_content["vim_username"] = vim_content["vim_user"] - # vim_account must be edited always even if empty in order to ensure changes are translated to RO - # vim_thread. RO will remove and relaunch a new thread for this vim_account - await RO.edit("vim_account", RO_vim_id, descriptor=vim_account_RO) - db_vim_update["_admin.operationalState"] = "ENABLED" - - self.logger.debug(logging_text + "Exit Ok RO_vim_id={}".format(RO_vim_id)) - return - - except (ROclient.ROClientException, DbException) as e: - self.logger.error(logging_text + "Exit Exception {}".format(e)) - exc = e - except Exception as e: - self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True) - exc = e - finally: - if exc and db_vim: - db_vim_update["_admin.operationalState"] = "ERROR" - db_vim_update["_admin.detailed-status"] = "ERROR {}: {}".format(step, exc) - if db_vim_update: - self.update_db_2("vim_accounts", vim_id, db_vim_update) - self.lcm_tasks.remove("vim_account", vim_id, order_id) - - async def vim_delete(self, vim_id, order_id): - logging_text = "Task vim_delete={} ".format(vim_id) - self.logger.debug(logging_text + "Enter") - db_vim = None - db_vim_update = {} - exc = None - step = "Getting vim from db" - try: - db_vim = self.db.get_one("vim_accounts", {"_id": vim_id}) - if db_vim.get("_admin") and db_vim["_admin"].get("deployed") and db_vim["_admin"]["deployed"].get("RO"): - RO_vim_id = db_vim["_admin"]["deployed"]["RO"] - RO = ROclient.ROClient(self.loop, **self.ro_config) - step = "Detaching vim from RO tenant" - try: - await RO.detach_datacenter(RO_vim_id) - except ROclient.ROClientException as e: - if e.http_code == 404: # not found - self.logger.debug(logging_text + "RO_vim_id={} already detached".format(RO_vim_id)) - else: - raise - - step = "Deleting vim from RO" - try: - await RO.delete("vim", RO_vim_id) - except ROclient.ROClientException as e: - if e.http_code == 404: # not found - self.logger.debug(logging_text + "RO_vim_id={} already deleted".format(RO_vim_id)) - else: - raise - else: - # nothing to delete - self.logger.error(logging_text + "Nohing to remove at RO") - self.db.del_one("vim_accounts", {"_id": vim_id}) - self.logger.debug(logging_text + "Exit Ok") - return - - except (ROclient.ROClientException, DbException) as e: - self.logger.error(logging_text + "Exit Exception {}".format(e)) - exc = e - except Exception as e: - self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True) - exc = e - finally: - self.lcm_tasks.remove("vim_account", vim_id, order_id) - if exc and db_vim: - db_vim_update["_admin.operationalState"] = "ERROR" - db_vim_update["_admin.detailed-status"] = "ERROR {}: {}".format(step, exc) - if db_vim_update: - self.update_db_2("vim_accounts", vim_id, db_vim_update) - self.lcm_tasks.remove("vim_account", vim_id, order_id) - - async def sdn_create(self, sdn_content, order_id): - sdn_id = sdn_content["_id"] - logging_text = "Task sdn_create={} ".format(sdn_id) - self.logger.debug(logging_text + "Enter") - db_sdn = None - db_sdn_update = {} - RO_sdn_id = None - exc = None - try: - step = "Getting sdn from db" - db_sdn = self.db.get_one("sdns", {"_id": sdn_id}) - db_sdn_update["_admin.deployed.RO"] = None - - step = "Creating sdn at RO" - RO = ROclient.ROClient(self.loop, **self.ro_config) - sdn_RO = deepcopy(sdn_content) - sdn_RO.pop("_id", None) - sdn_RO.pop("_admin", None) - sdn_RO.pop("schema_version", None) - sdn_RO.pop("schema_type", None) - sdn_RO.pop("description", None) - desc = await RO.create("sdn", descriptor=sdn_RO) - RO_sdn_id = desc["uuid"] - db_sdn_update["_admin.deployed.RO"] = RO_sdn_id - db_sdn_update["_admin.operationalState"] = "ENABLED" - self.logger.debug(logging_text + "Exit Ok RO_sdn_id={}".format(RO_sdn_id)) - return - - except (ROclient.ROClientException, DbException) as e: - self.logger.error(logging_text + "Exit Exception {}".format(e)) - exc = e - except Exception as e: - self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True) - exc = e - finally: - if exc and db_sdn: - db_sdn_update["_admin.operationalState"] = "ERROR" - db_sdn_update["_admin.detailed-status"] = "ERROR {}: {}".format(step, exc) - if db_sdn_update: - self.update_db_2("sdns", sdn_id, db_sdn_update) - self.lcm_tasks.remove("sdn", sdn_id, order_id) - - async def sdn_edit(self, sdn_content, order_id): - sdn_id = sdn_content["_id"] - logging_text = "Task sdn_edit={} ".format(sdn_id) - self.logger.debug(logging_text + "Enter") - db_sdn = None - db_sdn_update = {} - exc = None - step = "Getting sdn from db" - try: - db_sdn = self.db.get_one("sdns", {"_id": sdn_id}) - if db_sdn.get("_admin") and db_sdn["_admin"].get("deployed") and db_sdn["_admin"]["deployed"].get("RO"): - RO_sdn_id = db_sdn["_admin"]["deployed"]["RO"] - RO = ROclient.ROClient(self.loop, **self.ro_config) - step = "Editing sdn at RO" - sdn_RO = deepcopy(sdn_content) - sdn_RO.pop("_id", None) - sdn_RO.pop("_admin", None) - sdn_RO.pop("schema_version", None) - sdn_RO.pop("schema_type", None) - sdn_RO.pop("description", None) - if sdn_RO: - await RO.edit("sdn", RO_sdn_id, descriptor=sdn_RO) - db_sdn_update["_admin.operationalState"] = "ENABLED" - - self.logger.debug(logging_text + "Exit Ok RO_sdn_id".format(RO_sdn_id)) - return - - except (ROclient.ROClientException, DbException) as e: - self.logger.error(logging_text + "Exit Exception {}".format(e)) - exc = e - except Exception as e: - self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True) - exc = e - finally: - if exc and db_sdn: - db_sdn["_admin.operationalState"] = "ERROR" - db_sdn["_admin.detailed-status"] = "ERROR {}: {}".format(step, exc) - if db_sdn_update: - self.update_db_2("sdns", sdn_id, db_sdn_update) - self.lcm_tasks.remove("sdn", sdn_id, order_id) - - async def sdn_delete(self, sdn_id, order_id): - logging_text = "Task sdn_delete={} ".format(sdn_id) - self.logger.debug(logging_text + "Enter") - db_sdn = None - db_sdn_update = {} - exc = None - step = "Getting sdn from db" - try: - db_sdn = self.db.get_one("sdns", {"_id": sdn_id}) - if db_sdn.get("_admin") and db_sdn["_admin"].get("deployed") and db_sdn["_admin"]["deployed"].get("RO"): - RO_sdn_id = db_sdn["_admin"]["deployed"]["RO"] - RO = ROclient.ROClient(self.loop, **self.ro_config) - step = "Deleting sdn from RO" - try: - await RO.delete("sdn", RO_sdn_id) - except ROclient.ROClientException as e: - if e.http_code == 404: # not found - self.logger.debug(logging_text + "RO_sdn_id={} already deleted".format(RO_sdn_id)) - else: - raise - else: - # nothing to delete - self.logger.error(logging_text + "Skipping. There is not RO information at database") - self.db.del_one("sdns", {"_id": sdn_id}) - self.logger.debug("sdn_delete task sdn_id={} Exit Ok".format(sdn_id)) - return - - except (ROclient.ROClientException, DbException) as e: - self.logger.error(logging_text + "Exit Exception {}".format(e)) - exc = e - except Exception as e: - self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True) - exc = e - finally: - if exc and db_sdn: - db_sdn["_admin.operationalState"] = "ERROR" - db_sdn["_admin.detailed-status"] = "ERROR {}: {}".format(step, exc) - if db_sdn_update: - self.update_db_2("sdns", sdn_id, db_sdn_update) - self.lcm_tasks.remove("sdn", sdn_id, order_id) - - def vnfd2RO(self, vnfd, new_id=None): - """ - Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd - :param vnfd: input vnfd - :param new_id: overrides vnf id if provided - :return: copy of vnfd - """ - ci_file = None - try: - vnfd_RO = deepcopy(vnfd) - vnfd_RO.pop("_id", None) - vnfd_RO.pop("_admin", None) - if new_id: - vnfd_RO["id"] = new_id - for vdu in vnfd_RO["vdu"]: - if "cloud-init-file" in vdu: - base_folder = vnfd["_admin"]["storage"] - clout_init_file = "{}/{}/cloud_init/{}".format( - base_folder["folder"], - base_folder["pkg-dir"], - vdu["cloud-init-file"] - ) - ci_file = self.fs.file_open(clout_init_file, "r") - # TODO: detect if binary or text. Propose to read as binary and try to decode to utf8. If fails - # convert to base 64 or similar - clout_init_content = ci_file.read() - ci_file.close() - ci_file = None - vdu.pop("cloud-init-file", None) - vdu["cloud-init"] = clout_init_content - # remnove unused by RO configuration, monitoring, scaling - vnfd_RO.pop("vnf-configuration", None) - vnfd_RO.pop("monitoring-param", None) - vnfd_RO.pop("scaling-group-descriptor", None) - return vnfd_RO - except FsException as e: - raise LcmException("Error reading file at vnfd {}: {} ".format(vnfd["_id"], e)) - finally: - if ci_file: - ci_file.close() - - def n2vc_callback(self, model_name, application_name, status, message, n2vc_info, task=None): - """ - Callback both for charm status change and task completion - :param model_name: Charm model name - :param application_name: Charm application name - :param status: Can be - - blocked: The unit needs manual intervention - - maintenance: The unit is actively deploying/configuring - - waiting: The unit is waiting for another charm to be ready - - active: The unit is deployed, configured, and ready - - error: The charm has failed and needs attention. - - terminated: The charm has been destroyed - - removing, - - removed - :param message: detailed message error - :param n2vc_info dictionary with information shared with instantiate task. Contains: - nsr_id: - nslcmop_id: - lcmOperationType: currently "instantiate" - deployed: dictionary with {: {operational-status: , detailed-status: }} - db_update: dictionary to be filled with the changes to be wrote to database with format key.key.key: value - n2vc_event: event used to notify instantiation task that some change has been produced - :param task: None for charm status change, or task for completion task callback - :return: - """ - try: - nsr_id = n2vc_info["nsr_id"] - deployed = n2vc_info["deployed"] - db_nsr_update = n2vc_info["db_update"] - nslcmop_id = n2vc_info["nslcmop_id"] - ns_operation = n2vc_info["lcmOperationType"] - n2vc_event = n2vc_info["n2vc_event"] - logging_text = "Task ns={} {}={} [n2vc_callback] application={}".format(nsr_id, ns_operation, nslcmop_id, - application_name) - vca_deployed = deployed.get(application_name) - if not vca_deployed: - self.logger.error(logging_text + " Not present at nsr._admin.deployed.VCA") - return - - if task: - if task.cancelled(): - self.logger.debug(logging_text + " task Cancelled") - vca_deployed['operational-status'] = "error" - db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(application_name)] = "error" - vca_deployed['detailed-status'] = "Task Cancelled" - db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(application_name)] = "Task Cancelled" - - elif task.done(): - exc = task.exception() - if exc: - self.logger.error(logging_text + " task Exception={}".format(exc)) - vca_deployed['operational-status'] = "error" - db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(application_name)] = "error" - vca_deployed['detailed-status'] = str(exc) - db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(application_name)] = str(exc) - else: - self.logger.debug(logging_text + " task Done") - # task is Done, but callback is still ongoing. So ignore - return - elif status: - self.logger.debug(logging_text + " Enter status={}".format(status)) - if vca_deployed['operational-status'] == status: - return # same status, ignore - vca_deployed['operational-status'] = status - db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(application_name)] = status - vca_deployed['detailed-status'] = str(message) - db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(application_name)] = str(message) - else: - self.logger.critical(logging_text + " Enter with bad parameters", exc_info=True) - return - # wake up instantiate task - n2vc_event.set() - except Exception as e: - self.logger.critical(logging_text + " Exception {}".format(e), exc_info=True) - - def ns_params_2_RO(self, ns_params, nsd, vnfd_dict): - """ - Creates a RO ns descriptor from OSM ns_instantite params - :param ns_params: OSM instantiate params - :return: The RO ns descriptor - """ - vim_2_RO = {} - - def vim_account_2_RO(vim_account): - if vim_account in vim_2_RO: - return vim_2_RO[vim_account] - - db_vim = self.db.get_one("vim_accounts", {"_id": vim_account}) - if db_vim["_admin"]["operationalState"] != "ENABLED": - raise LcmException("VIM={} is not available. operationalState={}".format( - vim_account, db_vim["_admin"]["operationalState"])) - RO_vim_id = db_vim["_admin"]["deployed"]["RO"] - vim_2_RO[vim_account] = RO_vim_id - return RO_vim_id - - def ip_profile_2_RO(ip_profile): - RO_ip_profile = deepcopy((ip_profile)) - if "dns-server" in RO_ip_profile: - if isinstance(RO_ip_profile["dns-server"], list): - RO_ip_profile["dns-address"] = [] - for ds in RO_ip_profile.pop("dns-server"): - RO_ip_profile["dns-address"].append(ds['address']) - else: - RO_ip_profile["dns-address"] = RO_ip_profile.pop("dns-server") - if RO_ip_profile.get("ip-version") == "ipv4": - RO_ip_profile["ip-version"] = "IPv4" - if RO_ip_profile.get("ip-version") == "ipv6": - RO_ip_profile["ip-version"] = "IPv6" - if "dhcp-params" in RO_ip_profile: - RO_ip_profile["dhcp"] = RO_ip_profile.pop("dhcp-params") - return RO_ip_profile - - if not ns_params: - return None - RO_ns_params = { - # "name": ns_params["nsName"], - # "description": ns_params.get("nsDescription"), - "datacenter": vim_account_2_RO(ns_params["vimAccountId"]), - # "scenario": ns_params["nsdId"], - "vnfs": {}, - "networks": {}, - } - if ns_params.get("ssh-authorized-key"): - RO_ns_params["cloud-config"] = {"key-pairs": ns_params["ssh-authorized-key"]} - if ns_params.get("vnf"): - for vnf_params in ns_params["vnf"]: - for constituent_vnfd in nsd["constituent-vnfd"]: - if constituent_vnfd["member-vnf-index"] == vnf_params["member-vnf-index"]: - vnf_descriptor = vnfd_dict[constituent_vnfd["vnfd-id-ref"]] - break - else: - raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:" - "constituent-vnfd".format(vnf_params["member-vnf-index"])) - RO_vnf = {"vdus": {}, "networks": {}} - if vnf_params.get("vimAccountId"): - RO_vnf["datacenter"] = vim_account_2_RO(vnf_params["vimAccountId"]) - if vnf_params.get("vdu"): - for vdu_params in vnf_params["vdu"]: - RO_vnf["vdus"][vdu_params["id"]] = {} - if vdu_params.get("volume"): - RO_vnf["vdus"][vdu_params["id"]]["devices"] = {} - for volume_params in vdu_params["volume"]: - RO_vnf["vdus"][vdu_params["id"]]["devices"][volume_params["name"]] = {} - if volume_params.get("vim-volume-id"): - RO_vnf["vdus"][vdu_params["id"]]["devices"][volume_params["name"]]["vim_id"] = \ - volume_params["vim-volume-id"] - if vdu_params.get("interface"): - RO_vnf["vdus"][vdu_params["id"]]["interfaces"] = {} - for interface_params in vdu_params["interface"]: - RO_interface = {} - RO_vnf["vdus"][vdu_params["id"]]["interfaces"][interface_params["name"]] = RO_interface - if interface_params.get("ip-address"): - RO_interface["ip_address"] = interface_params["ip-address"] - if interface_params.get("mac-address"): - RO_interface["mac_address"] = interface_params["mac-address"] - if interface_params.get("floating-ip-required"): - RO_interface["floating-ip"] = interface_params["floating-ip-required"] - if vnf_params.get("internal-vld"): - for internal_vld_params in vnf_params["internal-vld"]: - RO_vnf["networks"][internal_vld_params["name"]] = {} - if internal_vld_params.get("vim-network-name"): - RO_vnf["networks"][internal_vld_params["name"]]["vim-network-name"] = \ - internal_vld_params["vim-network-name"] - if internal_vld_params.get("ip-profile"): - RO_vnf["networks"][internal_vld_params["name"]]["ip-profile"] = \ - ip_profile_2_RO(internal_vld_params["ip-profile"]) - if internal_vld_params.get("internal-connection-point"): - for icp_params in internal_vld_params["internal-connection-point"]: - # look for interface - iface_found = False - for vdu_descriptor in vnf_descriptor["vdu"]: - for vdu_interface in vdu_descriptor["interface"]: - if vdu_interface.get("internal-connection-point-ref") == icp_params["id-ref"]: - RO_interface_update = {} - if icp_params.get("ip-address"): - RO_interface_update["ip_address"] = icp_params["ip-address"] - if icp_params.get("mac-address"): - RO_interface_update["mac_address"] = icp_params["mac-address"] - if RO_interface_update: - RO_vnf_update = {"vdus": {vdu_descriptor["id"]: { - "interfaces": {vdu_interface["name"]: RO_interface_update}}}} - deep_update(RO_vnf, RO_vnf_update) - iface_found = True - break - if iface_found: - break - else: - raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:" - "internal-vld:id-ref={} is not present at vnfd:internal-" - "connection-point".format(vnf_params["member-vnf-index"], - icp_params["id-ref"])) - - if not RO_vnf["vdus"]: - del RO_vnf["vdus"] - if not RO_vnf["networks"]: - del RO_vnf["networks"] - if RO_vnf: - RO_ns_params["vnfs"][vnf_params["member-vnf-index"]] = RO_vnf - if ns_params.get("vld"): - for vld_params in ns_params["vld"]: - RO_vld = {} - if "ip-profile" in vld_params: - RO_vld["ip-profile"] = ip_profile_2_RO(vld_params["ip-profile"]) - if "vim-network-name" in vld_params: - RO_vld["sites"] = [] - if isinstance(vld_params["vim-network-name"], dict): - for vim_account, vim_net in vld_params["vim-network-name"].items(): - RO_vld["sites"].append({ - "netmap-use": vim_net, - "datacenter": vim_account_2_RO(vim_account) - }) - else: # isinstance str - RO_vld["sites"].append({"netmap-use": vld_params["vim-network-name"]}) - if "vnfd-connection-point-ref" in vld_params: - for cp_params in vld_params["vnfd-connection-point-ref"]: - # look for interface - for constituent_vnfd in nsd["constituent-vnfd"]: - if constituent_vnfd["member-vnf-index"] == cp_params["member-vnf-index-ref"]: - vnf_descriptor = vnfd_dict[constituent_vnfd["vnfd-id-ref"]] - break - else: - raise LcmException( - "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} " - "is not present at nsd:constituent-vnfd".format(cp_params["member-vnf-index-ref"])) - match_cp = False - for vdu_descriptor in vnf_descriptor["vdu"]: - for interface_descriptor in vdu_descriptor["interface"]: - if interface_descriptor.get("external-connection-point-ref") == \ - cp_params["vnfd-connection-point-ref"]: - match_cp = True - break - if match_cp: - break - else: - raise LcmException( - "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:" - "vnfd-connection-point-ref={} is not present at vnfd={}".format( - cp_params["member-vnf-index-ref"], - cp_params["vnfd-connection-point-ref"], - vnf_descriptor["id"])) - RO_cp_params = {} - if cp_params.get("ip-address"): - RO_cp_params["ip_address"] = cp_params["ip-address"] - if cp_params.get("mac-address"): - RO_cp_params["mac_address"] = cp_params["mac-address"] - if RO_cp_params: - RO_vnf_params = { - cp_params["member-vnf-index-ref"]: { - "vdus": { - vdu_descriptor["id"]: { - "interfaces": { - interface_descriptor["name"]: RO_cp_params - } - } - } - } - } - deep_update(RO_ns_params["vnfs"], RO_vnf_params) - if RO_vld: - RO_ns_params["networks"][vld_params["name"]] = RO_vld - return RO_ns_params - - def ns_update_vnfr(self, db_vnfrs, nsr_desc_RO): - """ - Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated - :param db_vnfrs: - :param nsr_desc_RO: - :return: - """ - for vnf_index, db_vnfr in db_vnfrs.items(): - for vnf_RO in nsr_desc_RO["vnfs"]: - if vnf_RO["member_vnf_index"] == vnf_index: - vnfr_update = {} - db_vnfr["ip-address"] = vnfr_update["ip-address"] = vnf_RO.get("ip_address") - vdur_list = [] - for vdur_RO in vnf_RO.get("vms", ()): - vdur = { - "vim-id": vdur_RO.get("vim_vm_id"), - "ip-address": vdur_RO.get("ip_address"), - "vdu-id-ref": vdur_RO.get("vdu_osm_id"), - "name": vdur_RO.get("vim_name"), - "status": vdur_RO.get("status"), - "status-detailed": vdur_RO.get("error_msg"), - "interfaces": [] - } - - for interface_RO in vdur_RO.get("interfaces", ()): - vdur["interfaces"].append({ - "ip-address": interface_RO.get("ip_address"), - "mac-address": interface_RO.get("mac_address"), - "name": interface_RO.get("external_name"), - }) - vdur_list.append(vdur) - db_vnfr["vdur"] = vnfr_update["vdur"] = vdur_list - self.update_db_2("vnfrs", db_vnfr["_id"], vnfr_update) - break - - else: - raise LcmException("ns_update_vnfr: Not found member_vnf_index={} at RO info".format(vnf_index)) - - async def create_monitoring(self, nsr_id, vnf_member_index, vnfd_desc): - if not vnfd_desc.get("scaling-group-descriptor"): - return - for scaling_group in vnfd_desc["scaling-group-descriptor"]: - scaling_policy_desc = {} - scaling_desc = { - "ns_id": nsr_id, - "scaling_group_descriptor": { - "name": scaling_group["name"], - "scaling_policy": scaling_policy_desc - } - } - for scaling_policy in scaling_group.get("scaling-policy"): - scaling_policy_desc["scale_in_operation_type"] = scaling_policy_desc["scale_out_operation_type"] = \ - scaling_policy["scaling-type"] - scaling_policy_desc["threshold_time"] = scaling_policy["threshold-time"] - scaling_policy_desc["cooldown_time"] = scaling_policy["cooldown-time"] - scaling_policy_desc["scaling_criteria"] = [] - for scaling_criteria in scaling_policy.get("scaling-criteria"): - scaling_criteria_desc = {"scale_in_threshold": scaling_criteria.get("scale-in-threshold"), - "scale_out_threshold": scaling_criteria.get("scale-out-threshold"), - } - if not scaling_criteria.get("vnf-monitoring-param-ref"): - continue - for monitoring_param in vnfd_desc.get("monitoring-param", ()): - if monitoring_param["id"] == scaling_criteria["vnf-monitoring-param-ref"]: - scaling_criteria_desc["monitoring_param"] = { - "id": monitoring_param["id"], - "name": monitoring_param["name"], - "aggregation_type": monitoring_param.get("aggregation-type"), - "vdu_name": monitoring_param.get("vdu-ref"), - "vnf_member_index": vnf_member_index, - } - - scaling_policy_desc["scaling_criteria"].append(scaling_criteria_desc) - break - else: - self.logger.error( - "Task ns={} member_vnf_index={} Invalid vnfd vnf-monitoring-param-ref={} not in " - "monitoring-param list".format(nsr_id, vnf_member_index, - scaling_criteria["vnf-monitoring-param-ref"])) - - await self.msg.aiowrite("lcm_pm", "configure_scaling", scaling_desc, self.loop) - - async def ns_instantiate(self, nsr_id, nslcmop_id): - logging_text = "Task ns={} instantiate={} ".format(nsr_id, nslcmop_id) - self.logger.debug(logging_text + "Enter") - # get all needed from database - db_nsr = None - db_nslcmop = None - db_nsr_update = {} - db_nslcmop_update = {} - nslcmop_operation_state = None - db_vnfrs = {} - RO_descriptor_number = 0 # number of descriptors created at RO - descriptor_id_2_RO = {} # map between vnfd/nsd id to the id used at RO - n2vc_info = {} - exc = None - try: - step = "Getting nslcmop={} from db".format(nslcmop_id) - db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id}) - step = "Getting nsr={} from db".format(nsr_id) - db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) - ns_params = db_nsr.get("instantiate_params") - nsd = db_nsr["nsd"] - nsr_name = db_nsr["name"] # TODO short-name?? - needed_vnfd = {} - vnfr_filter = {"nsr-id-ref": nsr_id, "member-vnf-index-ref": None} - for c_vnf in nsd["constituent-vnfd"]: - vnfd_id = c_vnf["vnfd-id-ref"] - vnfr_filter["member-vnf-index-ref"] = c_vnf["member-vnf-index"] - step = "Getting vnfr={} of nsr={} from db".format(c_vnf["member-vnf-index"], nsr_id) - db_vnfrs[c_vnf["member-vnf-index"]] = self.db.get_one("vnfrs", vnfr_filter) - if vnfd_id not in needed_vnfd: - step = "Getting vnfd={} from db".format(vnfd_id) - needed_vnfd[vnfd_id] = self.db.get_one("vnfds", {"id": vnfd_id}) - - nsr_lcm = db_nsr["_admin"].get("deployed") - if not nsr_lcm: - nsr_lcm = db_nsr["_admin"]["deployed"] = { - "id": nsr_id, - "RO": {"vnfd_id": {}, "nsd_id": None, "nsr_id": None, "nsr_status": "SCHEDULED"}, - "nsr_ip": {}, - "VCA": {}, - } - db_nsr_update["detailed-status"] = "creating" - db_nsr_update["operational-status"] = "init" - - RO = ROclient.ROClient(self.loop, **self.ro_config) - - # get vnfds, instantiate at RO - for vnfd_id, vnfd in needed_vnfd.items(): - step = db_nsr_update["detailed-status"] = "Creating vnfd={} at RO".format(vnfd_id) - # self.logger.debug(logging_text + step) - vnfd_id_RO = "{}.{}.{}".format(nsr_id, RO_descriptor_number, vnfd_id[:23]) - descriptor_id_2_RO[vnfd_id] = vnfd_id_RO - RO_descriptor_number += 1 - - # look if present - vnfd_list = await RO.get_list("vnfd", filter_by={"osm_id": vnfd_id_RO}) - if vnfd_list: - db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id)] = vnfd_list[0]["uuid"] - self.logger.debug(logging_text + "vnfd={} exists at RO. Using RO_id={}".format( - vnfd_id, vnfd_list[0]["uuid"])) - else: - vnfd_RO = self.vnfd2RO(vnfd, vnfd_id_RO) - desc = await RO.create("vnfd", descriptor=vnfd_RO) - db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id)] = desc["uuid"] - db_nsr_update["_admin.nsState"] = "INSTANTIATED" - self.logger.debug(logging_text + "vnfd={} created at RO. RO_id={}".format( - vnfd_id, desc["uuid"])) - self.update_db_2("nsrs", nsr_id, db_nsr_update) - - # create nsd at RO - nsd_id = nsd["id"] - step = db_nsr_update["detailed-status"] = "Creating nsd={} at RO".format(nsd_id) - # self.logger.debug(logging_text + step) - - RO_osm_nsd_id = "{}.{}.{}".format(nsr_id, RO_descriptor_number, nsd_id[:23]) - descriptor_id_2_RO[nsd_id] = RO_osm_nsd_id - RO_descriptor_number += 1 - nsd_list = await RO.get_list("nsd", filter_by={"osm_id": RO_osm_nsd_id}) - if nsd_list: - db_nsr_update["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid = nsd_list[0]["uuid"] - self.logger.debug(logging_text + "nsd={} exists at RO. Using RO_id={}".format( - nsd_id, RO_nsd_uuid)) - else: - nsd_RO = deepcopy(nsd) - nsd_RO["id"] = RO_osm_nsd_id - nsd_RO.pop("_id", None) - nsd_RO.pop("_admin", None) - for c_vnf in nsd_RO["constituent-vnfd"]: - vnfd_id = c_vnf["vnfd-id-ref"] - c_vnf["vnfd-id-ref"] = descriptor_id_2_RO[vnfd_id] - desc = await RO.create("nsd", descriptor=nsd_RO) - db_nsr_update["_admin.nsState"] = "INSTANTIATED" - db_nsr_update["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid = desc["uuid"] - self.logger.debug(logging_text + "nsd={} created at RO. RO_id={}".format(nsd_id, RO_nsd_uuid)) - self.update_db_2("nsrs", nsr_id, db_nsr_update) - - # Crate ns at RO - # if present use it unless in error status - RO_nsr_id = db_nsr["_admin"].get("deployed", {}).get("RO", {}).get("nsr_id") - if RO_nsr_id: - try: - step = db_nsr_update["detailed-status"] = "Looking for existing ns at RO" - # self.logger.debug(logging_text + step + " RO_ns_id={}".format(RO_nsr_id)) - desc = await RO.show("ns", RO_nsr_id) - except ROclient.ROClientException as e: - if e.http_code != HTTPStatus.NOT_FOUND: - raise - RO_nsr_id = db_nsr_update["_admin.deployed.RO.nsr_id"] = None - if RO_nsr_id: - ns_status, ns_status_info = RO.check_ns_status(desc) - db_nsr_update["_admin.deployed.RO.nsr_status"] = ns_status - if ns_status == "ERROR": - step = db_nsr_update["detailed-status"] = "Deleting ns at RO. RO_ns_id={}".format(RO_nsr_id) - self.logger.debug(logging_text + step) - await RO.delete("ns", RO_nsr_id) - RO_nsr_id = db_nsr_update["_admin.deployed.RO.nsr_id"] = None - if not RO_nsr_id: - step = db_nsr_update["detailed-status"] = "Creating ns at RO" - # self.logger.debug(logging_text + step) - - # check if VIM is creating and wait look if previous tasks in process - task_name, task_dependency = self.lcm_tasks.lookfor_related("vim_account", ns_params["vimAccountId"]) - if task_dependency: - step = "Waiting for related tasks to be completed: {}".format(task_name) - self.logger.debug(logging_text + step) - await asyncio.wait(task_dependency, timeout=3600) - if ns_params.get("vnf"): - for vnf in ns_params["vnf"]: - if "vimAccountId" in vnf: - task_name, task_dependency = self.lcm_tasks.lookfor_related("vim_account", - vnf["vimAccountId"]) - if task_dependency: - step = "Waiting for related tasks to be completed: {}".format(task_name) - self.logger.debug(logging_text + step) - await asyncio.wait(task_dependency, timeout=3600) - - RO_ns_params = self.ns_params_2_RO(ns_params, nsd, needed_vnfd) - desc = await RO.create("ns", descriptor=RO_ns_params, - name=db_nsr["name"], - scenario=RO_nsd_uuid) - RO_nsr_id = db_nsr_update["_admin.deployed.RO.nsr_id"] = desc["uuid"] - db_nsr_update["_admin.nsState"] = "INSTANTIATED" - db_nsr_update["_admin.deployed.RO.nsr_status"] = "BUILD" - self.logger.debug(logging_text + "ns created at RO. RO_id={}".format(desc["uuid"])) - self.update_db_2("nsrs", nsr_id, db_nsr_update) - - # update VNFR vimAccount - step = "Updating VNFR vimAcccount" - for vnf_index, vnfr in db_vnfrs.items(): - if vnfr.get("vim-account-id"): - continue - vnfr_update = {"vim-account-id": db_nsr["instantiate_params"]["vimAccountId"]} - if db_nsr["instantiate_params"].get("vnf"): - for vnf_params in db_nsr["instantiate_params"]["vnf"]: - if vnf_params.get("member-vnf-index") == vnf_index: - if vnf_params.get("vimAccountId"): - vnfr_update["vim-account-id"] = vnf_params.get("vimAccountId") - break - self.update_db_2("vnfrs", vnfr["_id"], vnfr_update) - - # wait until NS is ready - step = ns_status_detailed = detailed_status = "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id) - detailed_status_old = None - self.logger.debug(logging_text + step) - - deployment_timeout = 2 * 3600 # Two hours - while deployment_timeout > 0: - desc = await RO.show("ns", RO_nsr_id) - ns_status, ns_status_info = RO.check_ns_status(desc) - db_nsr_update["admin.deployed.RO.nsr_status"] = ns_status - if ns_status == "ERROR": - raise ROclient.ROClientException(ns_status_info) - elif ns_status == "BUILD": - detailed_status = ns_status_detailed + "; {}".format(ns_status_info) - elif ns_status == "ACTIVE": - step = detailed_status = "Waiting for management IP address reported by the VIM" - try: - nsr_lcm["nsr_ip"] = RO.get_ns_vnf_info(desc) - break - except ROclient.ROClientException as e: - if e.http_code != 409: # IP address is not ready return code is 409 CONFLICT - raise e - else: - assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status) - if detailed_status != detailed_status_old: - detailed_status_old = db_nsr_update["detailed-status"] = detailed_status - self.update_db_2("nsrs", nsr_id, db_nsr_update) - await asyncio.sleep(5, loop=self.loop) - deployment_timeout -= 5 - if deployment_timeout <= 0: - raise ROclient.ROClientException("Timeout waiting ns to be ready") - - step = "Updating VNFRs" - self.ns_update_vnfr(db_vnfrs, desc) - - db_nsr["detailed-status"] = "Configuring vnfr" - self.update_db_2("nsrs", nsr_id, db_nsr_update) - - # The parameters we'll need to deploy a charm - number_to_configure = 0 - - def deploy(vnf_index, vdu_id, mgmt_ip_address, n2vc_info, config_primitive=None): - """An inner function to deploy the charm from either vnf or vdu - vnf_index is mandatory. vdu_id can be None for a vnf configuration or the id for vdu configuration - """ - if not mgmt_ip_address: - raise LcmException("vnfd/vdu has not management ip address to configure it") - # Login to the VCA. - # if number_to_configure == 0: - # self.logger.debug("Logging into N2VC...") - # task = asyncio.ensure_future(self.n2vc.login()) - # yield from asyncio.wait_for(task, 30.0) - # self.logger.debug("Logged into N2VC!") - - # # await self.n2vc.login() - - # Note: The charm needs to exist on disk at the location - # specified by charm_path. - base_folder = vnfd["_admin"]["storage"] - storage_params = self.fs.get_params() - charm_path = "{}{}/{}/charms/{}".format( - storage_params["path"], - base_folder["folder"], - base_folder["pkg-dir"], - proxy_charm - ) - - # Setup the runtime parameters for this VNF - params = {'rw_mgmt_ip': mgmt_ip_address} - if config_primitive: - params["initial-config-primitive"] = config_primitive - - # ns_name will be ignored in the current version of N2VC - # but will be implemented for the next point release. - model_name = 'default' - vdu_id_text = "vnfd" - if vdu_id: - vdu_id_text = vdu_id - application_name = self.n2vc.FormatApplicationName( - nsr_name, - vnf_index, - vdu_id_text - ) - if not nsr_lcm.get("VCA"): - nsr_lcm["VCA"] = {} - nsr_lcm["VCA"][application_name] = db_nsr_update["_admin.deployed.VCA.{}".format(application_name)] = { - "member-vnf-index": vnf_index, - "vdu_id": vdu_id, - "model": model_name, - "application": application_name, - "operational-status": "init", - "detailed-status": "", - "vnfd_id": vnfd_id, - } - self.update_db_2("nsrs", nsr_id, db_nsr_update) - - self.logger.debug("Task create_ns={} Passing artifacts path '{}' for {}".format(nsr_id, charm_path, - proxy_charm)) - if not n2vc_info: - n2vc_info["nsr_id"] = nsr_id - n2vc_info["nslcmop_id"] = nslcmop_id - n2vc_info["n2vc_event"] = asyncio.Event(loop=self.loop) - n2vc_info["lcmOperationType"] = "instantiate" - n2vc_info["deployed"] = nsr_lcm["VCA"] - n2vc_info["db_update"] = db_nsr_update - task = asyncio.ensure_future( - self.n2vc.DeployCharms( - model_name, # The network service name - application_name, # The application name - vnfd, # The vnf descriptor - charm_path, # Path to charm - params, # Runtime params, like mgmt ip - {}, # for native charms only - self.n2vc_callback, # Callback for status changes - n2vc_info, # Callback parameter - None, # Callback parameter (task) - ) - ) - task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None, None, - n2vc_info)) - self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "create_charm:" + application_name, task) - - step = "Looking for needed vnfd to configure" - self.logger.debug(logging_text + step) - - for c_vnf in nsd["constituent-vnfd"]: - vnfd_id = c_vnf["vnfd-id-ref"] - vnf_index = str(c_vnf["member-vnf-index"]) - vnfd = needed_vnfd[vnfd_id] - - # Check if this VNF has a charm configuration - vnf_config = vnfd.get("vnf-configuration") - - if vnf_config and vnf_config.get("juju"): - proxy_charm = vnf_config["juju"]["charm"] - config_primitive = None - - if proxy_charm: - if 'initial-config-primitive' in vnf_config: - config_primitive = vnf_config['initial-config-primitive'] - - # Login to the VCA. If there are multiple calls to login(), - # subsequent calls will be a nop and return immediately. - step = "connecting to N2VC to configure vnf {}".format(vnf_index) - await self.n2vc.login() - deploy(vnf_index, None, db_vnfrs[vnf_index]["ip-address"], n2vc_info, config_primitive) - number_to_configure += 1 - - # Deploy charms for each VDU that supports one. - vdu_index = 0 - for vdu in vnfd['vdu']: - vdu_config = vdu.get('vdu-configuration') - proxy_charm = None - config_primitive = None - - if vdu_config and vdu_config.get("juju"): - proxy_charm = vdu_config["juju"]["charm"] - - if 'initial-config-primitive' in vdu_config: - config_primitive = vdu_config['initial-config-primitive'] - - if proxy_charm: - step = "connecting to N2VC to configure vdu {} from vnf {}".format(vdu["id"], vnf_index) - await self.n2vc.login() - deploy(vnf_index, vdu["id"], db_vnfrs[vnf_index]["vdur"][vdu_index]["ip-address"], - n2vc_info, config_primitive) - number_to_configure += 1 - vdu_index += 1 - - db_nsr_update["operational-status"] = "running" - configuration_failed = False - if number_to_configure: - old_status = "configuring: init: {}".format(number_to_configure) - db_nsr_update["config-status"] = old_status - db_nsr_update["detailed-status"] = old_status - db_nslcmop_update["detailed-status"] = old_status - - # wait until all are configured. - while True: - if db_nsr_update: - self.update_db_2("nsrs", nsr_id, db_nsr_update) - if db_nslcmop_update: - self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) - await n2vc_info["n2vc_event"].wait() - n2vc_info["n2vc_event"].clear() - all_active = True - status_map = {} - n2vc_error_text = [] # contain text error list. If empty no one is in error status - for _, vca_info in nsr_lcm["VCA"].items(): - vca_status = vca_info["operational-status"] - if vca_status not in status_map: - # Initialize it - status_map[vca_status] = 0 - status_map[vca_status] += 1 - - if vca_status != "active": - all_active = False - if vca_status in ("error", "blocked"): - n2vc_error_text.append( - "member_vnf_index={} vdu_id={} {}: {}".format(vca_info["member-vnf-index"], - vca_info["vdu_id"], vca_status, - vca_info["detailed-status"])) - - if all_active: - break - elif n2vc_error_text: - db_nsr_update["config-status"] = "failed" - error_text = "fail configuring " + ";".join(n2vc_error_text) - db_nsr_update["detailed-status"] = error_text - db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED_TEMP" - db_nslcmop_update["detailed-status"] = error_text - db_nslcmop_update["statusEnteredTime"] = time() - configuration_failed = True - break - else: - cs = "configuring: " - separator = "" - for status, num in status_map.items(): - cs += separator + "{}: {}".format(status, num) - separator = ", " - if old_status != cs: - db_nsr_update["config-status"] = cs - db_nsr_update["detailed-status"] = cs - db_nslcmop_update["detailed-status"] = cs - old_status = cs - - if not configuration_failed: - # all is done - db_nslcmop_update["operationState"] = nslcmop_operation_state = "COMPLETED" - db_nslcmop_update["statusEnteredTime"] = time() - db_nslcmop_update["detailed-status"] = "done" - db_nsr_update["config-status"] = "configured" - db_nsr_update["detailed-status"] = "done" - - # step = "Sending monitoring parameters to PM" - # for c_vnf in nsd["constituent-vnfd"]: - # await self.create_monitoring(nsr_id, c_vnf["member-vnf-index"], needed_vnfd[c_vnf["vnfd-id-ref"]]) - return - - except (ROclient.ROClientException, DbException, LcmException) as e: - self.logger.error(logging_text + "Exit Exception while '{}': {}".format(step, e)) - exc = e - except asyncio.CancelledError: - self.logger.error(logging_text + "Cancelled Exception while '{}'".format(step)) - exc = "Operation was cancelled" - except Exception as e: - exc = traceback.format_exc() - self.logger.critical(logging_text + "Exit Exception {} while '{}': {}".format(type(e).__name__, step, e), - exc_info=True) - finally: - if exc: - if db_nsr: - db_nsr_update["detailed-status"] = "ERROR {}: {}".format(step, exc) - db_nsr_update["operational-status"] = "failed" - if db_nslcmop: - db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc) - db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED" - db_nslcmop_update["statusEnteredTime"] = time() - if db_nsr_update: - self.update_db_2("nsrs", nsr_id, db_nsr_update) - if db_nslcmop_update: - self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) - if nslcmop_operation_state: - try: - await self.msg.aiowrite("ns", "instantiated", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id, - "operationState": nslcmop_operation_state}) - except Exception as e: - self.logger.error(logging_text + "kafka_write notification Exception {}".format(e)) - - self.logger.debug(logging_text + "Exit") - self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_instantiate") - - async def ns_terminate(self, nsr_id, nslcmop_id): - logging_text = "Task ns={} terminate={} ".format(nsr_id, nslcmop_id) - self.logger.debug(logging_text + "Enter") - db_nsr = None - db_nslcmop = None - exc = None - failed_detail = [] # annotates all failed error messages - vca_task_list = [] - vca_task_dict = {} - db_nsr_update = {} - db_nslcmop_update = {} - nslcmop_operation_state = None - try: - step = "Getting nslcmop={} from db".format(nslcmop_id) - db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id}) - step = "Getting nsr={} from db".format(nsr_id) - db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) - # nsd = db_nsr["nsd"] - nsr_lcm = deepcopy(db_nsr["_admin"].get("deployed")) - if db_nsr["_admin"]["nsState"] == "NOT_INSTANTIATED": - return - # TODO ALF remove - # db_vim = self.db.get_one("vim_accounts", {"_id": db_nsr["datacenter"]}) - # #TODO check if VIM is creating and wait - # RO_vim_id = db_vim["_admin"]["deployed"]["RO"] - - db_nsr_update["operational-status"] = "terminating" - db_nsr_update["config-status"] = "terminating" - - if nsr_lcm and nsr_lcm.get("VCA"): - try: - step = "Scheduling configuration charms removing" - db_nsr_update["detailed-status"] = "Deleting charms" - self.logger.debug(logging_text + step) - self.update_db_2("nsrs", nsr_id, db_nsr_update) - for application_name, deploy_info in nsr_lcm["VCA"].items(): - if deploy_info: # TODO it would be desirable having a and deploy_info.get("deployed"): - task = asyncio.ensure_future( - self.n2vc.RemoveCharms( - deploy_info['model'], - application_name, - # self.n2vc_callback, - # db_nsr, - # db_nslcmop, - ) - ) - vca_task_list.append(task) - vca_task_dict[application_name] = task - # task.add_done_callback(functools.partial(self.n2vc_callback, deploy_info['model'], - # deploy_info['application'], None, db_nsr, - # db_nslcmop, vnf_index)) - self.lcm_ns_tasks[nsr_id][nslcmop_id]["delete_charm:" + application_name] = task - except Exception as e: - self.logger.debug(logging_text + "Failed while deleting charms: {}".format(e)) - - # remove from RO - RO_fail = False - RO = ROclient.ROClient(self.loop, **self.ro_config) - - # Delete ns - RO_nsr_id = RO_delete_action = None - if nsr_lcm and nsr_lcm.get("RO"): - RO_nsr_id = nsr_lcm["RO"].get("nsr_id") - RO_delete_action = nsr_lcm["RO"].get("nsr_delete_action_id") - try: - if RO_nsr_id: - step = db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] = "Deleting ns at RO" - self.logger.debug(logging_text + step) - desc = await RO.delete("ns", RO_nsr_id) - RO_delete_action = desc["action_id"] - db_nsr_update["_admin.deployed.RO.nsr_delete_action_id"] = RO_delete_action - db_nsr_update["_admin.deployed.RO.nsr_id"] = None - db_nsr_update["_admin.deployed.RO.nsr_status"] = "DELETED" - if RO_delete_action: - # wait until NS is deleted from VIM - step = detailed_status = "Waiting ns deleted from VIM. RO_id={}".format(RO_nsr_id) - detailed_status_old = None - self.logger.debug(logging_text + step) - - delete_timeout = 20 * 60 # 20 minutes - while delete_timeout > 0: - desc = await RO.show("ns", item_id_name=RO_nsr_id, extra_item="action", - extra_item_id=RO_delete_action) - ns_status, ns_status_info = RO.check_action_status(desc) - if ns_status == "ERROR": - raise ROclient.ROClientException(ns_status_info) - elif ns_status == "BUILD": - detailed_status = step + "; {}".format(ns_status_info) - elif ns_status == "ACTIVE": - break - else: - assert False, "ROclient.check_action_status returns unknown {}".format(ns_status) - await asyncio.sleep(5, loop=self.loop) - delete_timeout -= 5 - if detailed_status != detailed_status_old: - detailed_status_old = db_nslcmop_update["detailed-status"] = detailed_status - self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) - else: # delete_timeout <= 0: - raise ROclient.ROClientException("Timeout waiting ns deleted from VIM") - - except ROclient.ROClientException as e: - if e.http_code == 404: # not found - db_nsr_update["_admin.deployed.RO.nsr_id"] = None - db_nsr_update["_admin.deployed.RO.nsr_status"] = "DELETED" - self.logger.debug(logging_text + "RO_ns_id={} already deleted".format(RO_nsr_id)) - elif e.http_code == 409: # conflict - failed_detail.append("RO_ns_id={} delete conflict: {}".format(RO_nsr_id, e)) - self.logger.debug(logging_text + failed_detail[-1]) - RO_fail = True - else: - failed_detail.append("RO_ns_id={} delete error: {}".format(RO_nsr_id, e)) - self.logger.error(logging_text + failed_detail[-1]) - RO_fail = True - - # Delete nsd - if not RO_fail and nsr_lcm and nsr_lcm.get("RO") and nsr_lcm["RO"].get("nsd_id"): - RO_nsd_id = nsr_lcm["RO"]["nsd_id"] - try: - step = db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] =\ - "Deleting nsd at RO" - await RO.delete("nsd", RO_nsd_id) - self.logger.debug(logging_text + "RO_nsd_id={} deleted".format(RO_nsd_id)) - db_nsr_update["_admin.deployed.RO.nsd_id"] = None - except ROclient.ROClientException as e: - if e.http_code == 404: # not found - db_nsr_update["_admin.deployed.RO.nsd_id"] = None - self.logger.debug(logging_text + "RO_nsd_id={} already deleted".format(RO_nsd_id)) - elif e.http_code == 409: # conflict - failed_detail.append("RO_nsd_id={} delete conflict: {}".format(RO_nsd_id, e)) - self.logger.debug(logging_text + failed_detail[-1]) - RO_fail = True - else: - failed_detail.append("RO_nsd_id={} delete error: {}".format(RO_nsd_id, e)) - self.logger.error(logging_text + failed_detail[-1]) - RO_fail = True - - if not RO_fail and nsr_lcm and nsr_lcm.get("RO") and nsr_lcm["RO"].get("vnfd_id"): - for vnf_id, RO_vnfd_id in nsr_lcm["RO"]["vnfd_id"].items(): - if not RO_vnfd_id: - continue - try: - step = db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] =\ - "Deleting vnfd={} at RO".format(vnf_id) - await RO.delete("vnfd", RO_vnfd_id) - self.logger.debug(logging_text + "RO_vnfd_id={} deleted".format(RO_vnfd_id)) - db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnf_id)] = None - except ROclient.ROClientException as e: - if e.http_code == 404: # not found - db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnf_id)] = None - self.logger.debug(logging_text + "RO_vnfd_id={} already deleted ".format(RO_vnfd_id)) - elif e.http_code == 409: # conflict - failed_detail.append("RO_vnfd_id={} delete conflict: {}".format(RO_vnfd_id, e)) - self.logger.debug(logging_text + failed_detail[-1]) - else: - failed_detail.append("RO_vnfd_id={} delete error: {}".format(RO_vnfd_id, e)) - self.logger.error(logging_text + failed_detail[-1]) - - if vca_task_list: - db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] =\ - "Waiting for deletion of configuration charms" - self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) - self.update_db_2("nsrs", nsr_id, db_nsr_update) - await asyncio.wait(vca_task_list, timeout=300) - for application_name, task in vca_task_dict.items(): - if task.cancelled(): - failed_detail.append("VCA[{}] Deletion has been cancelled".format(application_name)) - elif task.done(): - exc = task.exception() - if exc: - failed_detail.append("VCA[{}] Deletion exception: {}".format(application_name, exc)) - else: - db_nsr_update["_admin.deployed.VCA.{}".format(application_name)] = None - else: # timeout - # TODO Should it be cancelled?!! - task.cancel() - failed_detail.append("VCA[{}] Deletion timeout".format(application_name)) - - if failed_detail: - self.logger.error(logging_text + " ;".join(failed_detail)) - db_nsr_update["operational-status"] = "failed" - db_nsr_update["detailed-status"] = "Deletion errors " + "; ".join(failed_detail) - db_nslcmop_update["detailed-status"] = "; ".join(failed_detail) - db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED" - db_nslcmop_update["statusEnteredTime"] = time() - elif db_nslcmop["operationParams"].get("autoremove"): - self.db.del_one("nsrs", {"_id": nsr_id}) - db_nsr_update.clear() - self.db.del_list("nslcmops", {"nsInstanceId": nsr_id}) - nslcmop_operation_state = "COMPLETED" - db_nslcmop_update.clear() - self.db.del_list("vnfrs", {"nsr-id-ref": nsr_id}) - self.logger.debug(logging_text + "Delete from database") - else: - db_nsr_update["operational-status"] = "terminated" - db_nsr_update["detailed-status"] = "Done" - db_nsr_update["_admin.nsState"] = "NOT_INSTANTIATED" - db_nslcmop_update["detailed-status"] = "Done" - db_nslcmop_update["operationState"] = nslcmop_operation_state = "COMPLETED" - db_nslcmop_update["statusEnteredTime"] = time() - - except (ROclient.ROClientException, DbException) as e: - self.logger.error(logging_text + "Exit Exception {}".format(e)) - exc = e - except asyncio.CancelledError: - self.logger.error(logging_text + "Cancelled Exception while '{}'".format(step)) - exc = "Operation was cancelled" - except Exception as e: - exc = traceback.format_exc() - self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True) - finally: - if exc and db_nslcmop: - db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc) - db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED" - db_nslcmop_update["statusEnteredTime"] = time() - if db_nslcmop_update: - self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) - if db_nsr_update: - self.update_db_2("nsrs", nsr_id, db_nsr_update) - if nslcmop_operation_state: - try: - await self.msg.aiowrite("ns", "terminated", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id, - "operationState": nslcmop_operation_state}) - except Exception as e: - self.logger.error(logging_text + "kafka_write notification Exception {}".format(e)) - self.logger.debug(logging_text + "Exit") - self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_terminate") - - async def _ns_execute_primitive(self, db_deployed, nsr_name, member_vnf_index, vdu_id, primitive, primitive_params): - - vdu_id_text = "vnfd" - if vdu_id: - vdu_id_text = vdu_id - application_name = self.n2vc.FormatApplicationName( - nsr_name, - member_vnf_index, - vdu_id_text - ) - vca_deployed = db_deployed["VCA"].get(application_name) - if not vca_deployed: - raise LcmException("charm for member_vnf_index={} vdu_id={} is not deployed".format(member_vnf_index, - vdu_id)) - model_name = vca_deployed.get("model") - application_name = vca_deployed.get("application") - if not model_name or not application_name: - raise LcmException("charm for member_vnf_index={} is not properly deployed".format(member_vnf_index)) - if vca_deployed["operational-status"] != "active": - raise LcmException("charm for member_vnf_index={} operational_status={} not 'active'".format( - member_vnf_index, vca_deployed["operational-status"])) - callback = None # self.n2vc_callback - callback_args = () # [db_nsr, db_nslcmop, member_vnf_index, None] - await self.n2vc.login() - task = asyncio.ensure_future( - self.n2vc.ExecutePrimitive( - model_name, - application_name, - primitive, callback, - *callback_args, - **primitive_params - ) - ) - # task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None, - # db_nsr, db_nslcmop, member_vnf_index)) - # self.lcm_ns_tasks[nsr_id][nslcmop_id]["action: " + primitive] = task - # wait until completed with timeout - await asyncio.wait((task,), timeout=600) - - result = "FAILED" # by default - result_detail = "" - if task.cancelled(): - result_detail = "Task has been cancelled" - elif task.done(): - exc = task.exception() - if exc: - result_detail = str(exc) - else: - # TODO revise with Adam if action is finished and ok when task is done or callback is needed - result = "COMPLETED" - result_detail = "Done" - else: # timeout - # TODO Should it be cancelled?!! - task.cancel() - result_detail = "timeout" - return result, result_detail - - async def ns_action(self, nsr_id, nslcmop_id): - logging_text = "Task ns={} action={} ".format(nsr_id, nslcmop_id) - self.logger.debug(logging_text + "Enter") - # get all needed from database - db_nsr = None - db_nslcmop = None - db_nslcmop_update = {} - nslcmop_operation_state = None - exc = None - try: - step = "Getting information from database" - db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id}) - db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) - nsr_lcm = db_nsr["_admin"].get("deployed") - nsr_name = db_nsr["name"] - vnf_index = db_nslcmop["operationParams"]["member_vnf_index"] - vdu_id = db_nslcmop["operationParams"].get("vdu_id") - - # TODO check if ns is in a proper status - primitive = db_nslcmop["operationParams"]["primitive"] - primitive_params = db_nslcmop["operationParams"]["primitive_params"] - result, result_detail = await self._ns_execute_primitive(nsr_lcm, nsr_name, vnf_index, vdu_id, primitive, - primitive_params) - db_nslcmop_update["detailed-status"] = result_detail - db_nslcmop_update["operationState"] = nslcmop_operation_state = result - db_nslcmop_update["statusEnteredTime"] = time() - self.logger.debug(logging_text + " task Done with result {} {}".format(result, result_detail)) - return # database update is called inside finally - - except (DbException, LcmException) as e: - self.logger.error(logging_text + "Exit Exception {}".format(e)) - exc = e - except asyncio.CancelledError: - self.logger.error(logging_text + "Cancelled Exception while '{}'".format(step)) - exc = "Operation was cancelled" - except Exception as e: - exc = traceback.format_exc() - self.logger.critical(logging_text + "Exit Exception {} {}".format(type(e).__name__, e), exc_info=True) - finally: - if exc and db_nslcmop: - db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc) - db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED" - db_nslcmop_update["statusEnteredTime"] = time() - if db_nslcmop_update: - self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) - self.logger.debug(logging_text + "Exit") - if nslcmop_operation_state: - try: - await self.msg.aiowrite("ns", "actioned", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id, - "operationState": nslcmop_operation_state}) - except Exception as e: - self.logger.error(logging_text + "kafka_write notification Exception {}".format(e)) - self.logger.debug(logging_text + "Exit") - self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_action") - - async def ns_scale(self, nsr_id, nslcmop_id): - logging_text = "Task ns={} scale={} ".format(nsr_id, nslcmop_id) - self.logger.debug(logging_text + "Enter") - # get all needed from database - db_nsr = None - db_nslcmop = None - db_nslcmop_update = {} - nslcmop_operation_state = None - db_nsr_update = {} - exc = None - try: - step = "Getting nslcmop from database" - db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id}) - step = "Getting nsr from database" - db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) - step = "Parsing scaling parameters" - db_nsr_update["operational-status"] = "scaling" - self.update_db_2("nsrs", nsr_id, db_nsr_update) - nsr_lcm = db_nsr["_admin"].get("deployed") - RO_nsr_id = nsr_lcm["RO"]["nsr_id"] - vnf_index = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"] - scaling_group = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"] - scaling_type = db_nslcmop["operationParams"]["scaleVnfData"]["scaleVnfType"] - # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy") - - step = "Getting vnfr from database" - db_vnfr = self.db.get_one("vnfrs", {"member-vnf-index-ref": vnf_index, "nsr-id-ref": nsr_id}) - step = "Getting vnfd from database" - db_vnfd = self.db.get_one("vnfds", {"_id": db_vnfr["vnfd-id"]}) - step = "Getting scaling-group-descriptor" - for scaling_descriptor in db_vnfd["scaling-group-descriptor"]: - if scaling_descriptor["name"] == scaling_group: - break - else: - raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present " - "at vnfd:scaling-group-descriptor".format(scaling_group)) - # cooldown_time = 0 - # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()): - # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0) - # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"): - # break - - # TODO check if ns is in a proper status - step = "Sending scale order to RO" - nb_scale_op = 0 - if not db_nsr["_admin"].get("scaling-group"): - self.update_db_2("nsrs", nsr_id, {"_admin.scaling-group": [{"name": scaling_group, "nb-scale-op": 0}]}) - admin_scale_index = 0 - else: - for admin_scale_index, admin_scale_info in enumerate(db_nsr["_admin"]["scaling-group"]): - if admin_scale_info["name"] == scaling_group: - nb_scale_op = admin_scale_info.get("nb-scale-op", 0) - break - RO_scaling_info = [] - vdu_scaling_info = {"scaling_group_name": scaling_group, "vdu": []} - if scaling_type == "SCALE_OUT": - # count if max-instance-count is reached - if "max-instance-count" in scaling_descriptor and scaling_descriptor["max-instance-count"] is not None: - max_instance_count = int(scaling_descriptor["max-instance-count"]) - if nb_scale_op >= max_instance_count: - raise LcmException("reached the limit of {} (max-instance-count) scaling-out operations for the" - " scaling-group-descriptor '{}'".format(nb_scale_op, scaling_group)) - nb_scale_op = nb_scale_op + 1 - vdu_scaling_info["scaling_direction"] = "OUT" - vdu_scaling_info["vdu-create"] = {} - for vdu_scale_info in scaling_descriptor["vdu"]: - RO_scaling_info.append({"osm_vdu_id": vdu_scale_info["vdu-id-ref"], "member-vnf-index": vnf_index, - "type": "create", "count": vdu_scale_info.get("count", 1)}) - vdu_scaling_info["vdu-create"][vdu_scale_info["vdu-id-ref"]] = vdu_scale_info.get("count", 1) - elif scaling_type == "SCALE_IN": - # count if min-instance-count is reached - if "min-instance-count" in scaling_descriptor and scaling_descriptor["min-instance-count"] is not None: - min_instance_count = int(scaling_descriptor["min-instance-count"]) - if nb_scale_op <= min_instance_count: - raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the " - "scaling-group-descriptor '{}'".format(nb_scale_op, scaling_group)) - nb_scale_op = nb_scale_op - 1 - vdu_scaling_info["scaling_direction"] = "IN" - vdu_scaling_info["vdu-delete"] = {} - for vdu_scale_info in scaling_descriptor["vdu"]: - RO_scaling_info.append({"osm_vdu_id": vdu_scale_info["vdu-id-ref"], "member-vnf-index": vnf_index, - "type": "delete", "count": vdu_scale_info.get("count", 1)}) - vdu_scaling_info["vdu-delete"][vdu_scale_info["vdu-id-ref"]] = vdu_scale_info.get("count", 1) - - # update VDU_SCALING_INFO with the VDUs to delete ip_addresses - if vdu_scaling_info["scaling_direction"] == "IN": - for vdur in reversed(db_vnfr["vdur"]): - if vdu_scaling_info["vdu-delete"].get(vdur["vdu-id-ref"]): - vdu_scaling_info["vdu-delete"][vdur["vdu-id-ref"]] -= 1 - vdu_scaling_info["vdu"].append({ - "name": vdur["name"], - "vdu_id": vdur["vdu-id-ref"], - "interface": [] - }) - for interface in vdur["interfaces"]: - vdu_scaling_info["vdu"][-1]["interface"].append({ - "name": interface["name"], - "ip_address": interface["ip-address"], - "mac_address": interface.get("mac-address"), - }) - del vdu_scaling_info["vdu-delete"] - - # execute primitive service PRE-SCALING - step = "Executing pre-scale vnf-config-primitive" - if scaling_descriptor.get("scaling-config-action"): - for scaling_config_action in scaling_descriptor["scaling-config-action"]: - if scaling_config_action.get("trigger") and scaling_config_action["trigger"] == "pre-scale-in" \ - and scaling_type == "SCALE_IN": - vnf_config_primitive = scaling_config_action["vnf-config-primitive-name-ref"] - step = db_nslcmop_update["detailed-status"] = \ - "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive) - # look for primitive - primitive_params = {} - for config_primitive in db_vnfd.get("vnf-configuration", {}).get("config-primitive", ()): - if config_primitive["name"] == vnf_config_primitive: - for parameter in config_primitive.get("parameter", ()): - if 'default-value' in parameter and \ - parameter['default-value'] == "": - primitive_params[parameter["name"]] = yaml.safe_dump(vdu_scaling_info, - default_flow_style=True, - width=256) - break - else: - raise LcmException( - "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action" - "[vnf-config-primitive-name-ref='{}'] does not match any vnf-cnfiguration:config-" - "primitive".format(scaling_group, config_primitive)) - result, result_detail = await self._ns_execute_primitive(nsr_lcm, vnf_index, - vnf_config_primitive, primitive_params) - self.logger.debug(logging_text + "vnf_config_primitive={} Done with result {} {}".format( - vnf_config_primitive, result, result_detail)) - if result == "FAILED": - raise LcmException(result_detail) - - if RO_scaling_info: - RO = ROclient.ROClient(self.loop, **self.ro_config) - RO_desc = await RO.create_action("ns", RO_nsr_id, {"vdu-scaling": RO_scaling_info}) - db_nsr_update["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index)] = nb_scale_op - db_nsr_update["_admin.scaling-group.{}.time".format(admin_scale_index)] = time() - # TODO mark db_nsr_update as scaling - # wait until ready - RO_nslcmop_id = RO_desc["instance_action_id"] - db_nslcmop_update["_admin.deploy.RO"] = RO_nslcmop_id - - RO_task_done = False - step = detailed_status = "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id) - detailed_status_old = None - self.logger.debug(logging_text + step) - - deployment_timeout = 1 * 3600 # One hours - while deployment_timeout > 0: - if not RO_task_done: - desc = await RO.show("ns", item_id_name=RO_nsr_id, extra_item="action", - extra_item_id=RO_nslcmop_id) - ns_status, ns_status_info = RO.check_action_status(desc) - if ns_status == "ERROR": - raise ROclient.ROClientException(ns_status_info) - elif ns_status == "BUILD": - detailed_status = step + "; {}".format(ns_status_info) - elif ns_status == "ACTIVE": - RO_task_done = True - step = detailed_status = "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id) - self.logger.debug(logging_text + step) - else: - assert False, "ROclient.check_action_status returns unknown {}".format(ns_status) - else: - desc = await RO.show("ns", RO_nsr_id) - ns_status, ns_status_info = RO.check_ns_status(desc) - if ns_status == "ERROR": - raise ROclient.ROClientException(ns_status_info) - elif ns_status == "BUILD": - detailed_status = step + "; {}".format(ns_status_info) - elif ns_status == "ACTIVE": - step = detailed_status = "Waiting for management IP address reported by the VIM" - try: - desc = await RO.show("ns", RO_nsr_id) - nsr_lcm["nsr_ip"] = RO.get_ns_vnf_info(desc) - break - except ROclient.ROClientException as e: - if e.http_code != 409: # IP address is not ready return code is 409 CONFLICT - raise e - else: - assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status) - if detailed_status != detailed_status_old: - detailed_status_old = db_nslcmop_update["detailed-status"] = detailed_status - self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) - - await asyncio.sleep(5, loop=self.loop) - deployment_timeout -= 5 - if deployment_timeout <= 0: - raise ROclient.ROClientException("Timeout waiting ns to be ready") - - step = "Updating VNFRs" - self.ns_update_vnfr({db_vnfr["member-vnf-index-ref"]: db_vnfr}, desc) - - # update VDU_SCALING_INFO with the obtained ip_addresses - if vdu_scaling_info["scaling_direction"] == "OUT": - for vdur in reversed(db_vnfr["vdur"]): - if vdu_scaling_info["vdu-create"].get(vdur["vdu-id-ref"]): - vdu_scaling_info["vdu-create"][vdur["vdu-id-ref"]] -= 1 - vdu_scaling_info["vdu"].append({ - "name": vdur["name"], - "vdu_id": vdur["vdu-id-ref"], - "interface": [] - }) - for interface in vdur["interfaces"]: - vdu_scaling_info["vdu"][-1]["interface"].append({ - "name": interface["name"], - "ip_address": interface["ip-address"], - "mac_address": interface.get("mac-address"), - }) - del vdu_scaling_info["vdu-create"] - - if db_nsr_update: - self.update_db_2("nsrs", nsr_id, db_nsr_update) - - # execute primitive service POST-SCALING - step = "Executing post-scale vnf-config-primitive" - if scaling_descriptor.get("scaling-config-action"): - for scaling_config_action in scaling_descriptor["scaling-config-action"]: - if scaling_config_action.get("trigger") and scaling_config_action["trigger"] == "post-scale-out" \ - and scaling_type == "SCALE_OUT": - vnf_config_primitive = scaling_config_action["vnf-config-primitive-name-ref"] - step = db_nslcmop_update["detailed-status"] = \ - "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive) - # look for primitive - primitive_params = {} - for config_primitive in db_vnfd.get("vnf-configuration", {}).get("config-primitive", ()): - if config_primitive["name"] == vnf_config_primitive: - for parameter in config_primitive.get("parameter", ()): - if 'default-value' in parameter and \ - parameter['default-value'] == "": - primitive_params[parameter["name"]] = yaml.safe_dump(vdu_scaling_info, - default_flow_style=True, - width=256) - break - else: - raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:" - "scaling-config-action[vnf-config-primitive-name-ref='{}'] does not " - "match any vnf-cnfiguration:config-primitive".format(scaling_group, - config_primitive)) - result, result_detail = await self._ns_execute_primitive(nsr_lcm, vnf_index, - vnf_config_primitive, primitive_params) - self.logger.debug(logging_text + "vnf_config_primitive={} Done with result {} {}".format( - vnf_config_primitive, result, result_detail)) - if result == "FAILED": - raise LcmException(result_detail) - - db_nslcmop_update["operationState"] = nslcmop_operation_state = "COMPLETED" - db_nslcmop_update["statusEnteredTime"] = time() - db_nslcmop_update["detailed-status"] = "done" - db_nsr_update["detailed-status"] = "done" - db_nsr_update["operational-status"] = "running" - return - except (ROclient.ROClientException, DbException, LcmException) as e: - self.logger.error(logging_text + "Exit Exception {}".format(e)) - exc = e - except asyncio.CancelledError: - self.logger.error(logging_text + "Cancelled Exception while '{}'".format(step)) - exc = "Operation was cancelled" - except Exception as e: - exc = traceback.format_exc() - self.logger.critical(logging_text + "Exit Exception {} {}".format(type(e).__name__, e), exc_info=True) - finally: - if exc: - if db_nslcmop: - db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc) - db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED" - db_nslcmop_update["statusEnteredTime"] = time() - if db_nsr: - db_nsr_update["operational-status"] = "FAILED {}: {}".format(step, exc), - db_nsr_update["detailed-status"] = "failed" - if db_nslcmop_update: - self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) - if db_nsr_update: - self.update_db_2("nsrs", nsr_id, db_nsr_update) - if nslcmop_operation_state: - try: - await self.msg.aiowrite("ns", "scaled", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id, - "operationState": nslcmop_operation_state}) - # if cooldown_time: - # await asyncio.sleep(cooldown_time) - # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id}) - except Exception as e: - self.logger.error(logging_text + "kafka_write notification Exception {}".format(e)) - self.logger.debug(logging_text + "Exit") - self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_scale") + error_text = "Error while conneting to osm/RO " + str(e) + self.logger.critical(error_text, exc_info=True) + raise LcmException(error_text) async def test(self, param=None): self.logger.debug("Starting/Ending test task: {}".format(param)) @@ -2150,7 +229,7 @@ class Lcm: nslcmop = params nslcmop_id = nslcmop["_id"] nsr_id = nslcmop["nsInstanceId"] - task = asyncio.ensure_future(self.ns_instantiate(nsr_id, nslcmop_id)) + task = asyncio.ensure_future(self.ns.instantiate(nsr_id, nslcmop_id)) self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "ns_instantiate", task) continue elif command == "terminate": @@ -2159,7 +238,7 @@ class Lcm: nslcmop_id = nslcmop["_id"] nsr_id = nslcmop["nsInstanceId"] self.lcm_tasks.cancel(topic, nsr_id) - task = asyncio.ensure_future(self.ns_terminate(nsr_id, nslcmop_id)) + task = asyncio.ensure_future(self.ns.terminate(nsr_id, nslcmop_id)) self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "ns_terminate", task) continue elif command == "action": @@ -2167,7 +246,7 @@ class Lcm: nslcmop = params nslcmop_id = nslcmop["_id"] nsr_id = nslcmop["nsInstanceId"] - task = asyncio.ensure_future(self.ns_action(nsr_id, nslcmop_id)) + task = asyncio.ensure_future(self.ns.action(nsr_id, nslcmop_id)) self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "ns_action", task) continue elif command == "scale": @@ -2175,7 +254,7 @@ class Lcm: nslcmop = params nslcmop_id = nslcmop["_id"] nsr_id = nslcmop["nsInstanceId"] - task = asyncio.ensure_future(self.ns_scale(nsr_id, nslcmop_id)) + task = asyncio.ensure_future(self.ns.scale(nsr_id, nslcmop_id)) self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "ns_scale", task) continue elif command == "show": @@ -2197,12 +276,12 @@ class Lcm: elif topic == "vim_account": vim_id = params["_id"] if command == "create": - task = asyncio.ensure_future(self.vim_create(params, order_id)) + task = asyncio.ensure_future(self.vim.create(params, order_id)) self.lcm_tasks.register("vim_account", vim_id, order_id, "vim_create", task) continue elif command == "delete": self.lcm_tasks.cancel(topic, vim_id) - task = asyncio.ensure_future(self.vim_delete(vim_id, order_id)) + task = asyncio.ensure_future(self.vim.delete(vim_id, order_id)) self.lcm_tasks.register("vim_account", vim_id, order_id, "vim_delete", task) continue elif command == "show": @@ -2210,22 +289,22 @@ class Lcm: sys.stdout.flush() continue elif command == "edit": - task = asyncio.ensure_future(self.vim_edit(params, order_id)) + task = asyncio.ensure_future(self.vim.edit(params, order_id)) self.lcm_tasks.register("vim_account", vim_id, order_id, "vim_edit", task) continue elif topic == "sdn": _sdn_id = params["_id"] if command == "create": - task = asyncio.ensure_future(self.sdn_create(params, order_id)) + task = asyncio.ensure_future(self.sdn.create(params, order_id)) self.lcm_tasks.register("sdn", _sdn_id, order_id, "sdn_create", task) continue elif command == "delete": self.lcm_tasks.cancel(topic, _sdn_id) - task = asyncio.ensure_future(self.sdn_delete(_sdn_id, order_id)) + task = asyncio.ensure_future(self.sdn.delete(_sdn_id, order_id)) self.lcm_tasks.register("sdn", _sdn_id, order_id, "sdn_delete", task) continue elif command == "edit": - task = asyncio.ensure_future(self.sdn_edit(params, order_id)) + task = asyncio.ensure_future(self.sdn.edit(params, order_id)) self.lcm_tasks.register("sdn", _sdn_id, order_id, "sdn_edit", task) continue self.logger.critical("unknown topic {} and command '{}'".format(topic, command)) @@ -2244,7 +323,6 @@ class Lcm: self.logger.debug("Task kafka_read exit") def start(self): - self.loop = asyncio.get_event_loop() # check RO version self.loop.run_until_complete(self.check_RO_version()) diff --git a/osm_lcm/lcm_utils.py b/osm_lcm/lcm_utils.py new file mode 100644 index 0000000..1ea370b --- /dev/null +++ b/osm_lcm/lcm_utils.py @@ -0,0 +1,142 @@ +#!/usr/bin/python3 +# -*- coding: utf-8 -*- + + +from collections import OrderedDict +from osm_common.dbbase import DbException + +__author__ = "Alfonso Tierno" + + +class LcmException(Exception): + pass + + +def versiontuple(v): + """utility for compare dot separate versions. Fills with zeros to proper number comparison""" + filled = [] + for point in v.split("."): + filled.append(point.zfill(8)) + return tuple(filled) + + +class TaskRegistry: + """ + Implements a registry of task needed for later cancelation, look for related tasks that must be completed before + etc. It stores a four level dict + First level is the topic, ns, vim_account, sdn + Second level is the _id + Third level is the operation id + Fourth level is a descriptive name, the value is the task class + """ + + def __init__(self): + self.task_registry = { + "ns": {}, + "vim_account": {}, + "sdn": {}, + } + + def register(self, topic, _id, op_id, task_name, task): + """ + Register a new task + :param topic: Can be "ns", "vim_account", "sdn" + :param _id: _id of the related item + :param op_id: id of the operation of the related item + :param task_name: Task descriptive name, as create, instantiate, terminate. Must be unique in this op_id + :param task: Task class + :return: none + """ + if _id not in self.task_registry[topic]: + self.task_registry[topic][_id] = OrderedDict() + if op_id not in self.task_registry[topic][_id]: + self.task_registry[topic][_id][op_id] = {task_name: task} + else: + self.task_registry[topic][_id][op_id][task_name] = task + # print("registering task", topic, _id, op_id, task_name, task) + + def remove(self, topic, _id, op_id, task_name=None): + """ + When task is ended, it should removed. It ignores missing tasks + :param topic: Can be "ns", "vim_account", "sdn" + :param _id: _id of the related item + :param op_id: id of the operation of the related item + :param task_name: Task descriptive name. If note it deletes all + :return: + """ + if not self.task_registry[topic].get(_id) or not self.task_registry[topic][_id].get(op_id): + return + if not task_name: + # print("deleting tasks", topic, _id, op_id, self.task_registry[topic][_id][op_id]) + del self.task_registry[topic][_id][op_id] + elif task_name in self.task_registry[topic][_id][op_id]: + # print("deleting tasks", topic, _id, op_id, task_name, self.task_registry[topic][_id][op_id][task_name]) + del self.task_registry[topic][_id][op_id][task_name] + if not self.task_registry[topic][_id][op_id]: + del self.task_registry[topic][_id][op_id] + if not self.task_registry[topic][_id]: + del self.task_registry[topic][_id] + + def lookfor_related(self, topic, _id, my_op_id=None): + task_list = [] + task_name_list = [] + if _id not in self.task_registry[topic]: + return "", task_name_list + for op_id in reversed(self.task_registry[topic][_id]): + if my_op_id: + if my_op_id == op_id: + my_op_id = None # so that the next task is taken + continue + + for task_name, task in self.task_registry[topic][_id][op_id].items(): + task_list.append(task) + task_name_list.append(task_name) + break + return ", ".join(task_name_list), task_list + + def cancel(self, topic, _id, target_op_id=None, target_task_name=None): + """ + Cancel all active tasks of a concrete ns, vim_account, sdn identified for _id. If op_id is supplied only this is + cancelled, and the same with task_name + """ + if not self.task_registry[topic].get(_id): + return + for op_id in reversed(self.task_registry[topic][_id]): + if target_op_id and target_op_id != op_id: + continue + for task_name, task in self.task_registry[topic][_id][op_id].items(): + if target_task_name and target_task_name != task_name: + continue + # result = + task.cancel() + # if result: + # self.logger.debug("{} _id={} order_id={} task={} cancelled".format(topic, _id, op_id, task_name)) + + +class LcmBase: + + def __init__(self, db, msg, fs, logger): + """ + + :param db: database connection + """ + self.db = db + self.msg = msg + self.fs = fs + self.logger = logger + + def update_db_2(self, item, _id, _desc): + """ + Updates database with _desc information. Upon success _desc is cleared + :param item: + :param _id: + :param _desc: + :return: + """ + if not _desc: + return + try: + self.db.set_one(item, {"_id": _id}, _desc) + _desc.clear() + except DbException as e: + self.logger.error("Updating {} _id={} with '{}'. Error: {}".format(item, _id, _desc, e)) diff --git a/osm_lcm/ns.py b/osm_lcm/ns.py new file mode 100644 index 0000000..c5aef18 --- /dev/null +++ b/osm_lcm/ns.py @@ -0,0 +1,1500 @@ +#!/usr/bin/python3 +# -*- coding: utf-8 -*- + +import asyncio +import yaml +import logging +import logging.handlers +import functools +import traceback + +import ROclient +from lcm_utils import LcmException, LcmBase + +from osm_common.dbbase import DbException, deep_update +from osm_common.fsbase import FsException +from n2vc.vnf import N2VC + +from copy import deepcopy +from http import HTTPStatus +from time import time + + +__author__ = "Alfonso Tierno" + + +class NsLcm(LcmBase): + + def __init__(self, db, msg, fs, lcm_tasks, ro_config, vca_config, loop): + """ + Init, Connect to database, filesystem storage, and messaging + :param config: two level dictionary with configuration. Top level should contain 'database', 'storage', + :return: None + """ + # logging + self.logger = logging.getLogger('lcm.ns') + self.loop = loop + self.lcm_tasks = lcm_tasks + + super().__init__(db, msg, fs, self.logger) + + self.ro_config = ro_config + + self.n2vc = N2VC( + log=self.logger, + server=vca_config['host'], + port=vca_config['port'], + user=vca_config['user'], + secret=vca_config['secret'], + # TODO: This should point to the base folder where charms are stored, + # if there is a common one (like object storage). Otherwise, leave + # it unset and pass it via DeployCharms + # artifacts=vca_config[''], + artifacts=None, + ) + + def vnfd2RO(self, vnfd, new_id=None): + """ + Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd + :param vnfd: input vnfd + :param new_id: overrides vnf id if provided + :return: copy of vnfd + """ + ci_file = None + try: + vnfd_RO = deepcopy(vnfd) + vnfd_RO.pop("_id", None) + vnfd_RO.pop("_admin", None) + if new_id: + vnfd_RO["id"] = new_id + for vdu in vnfd_RO["vdu"]: + if "cloud-init-file" in vdu: + base_folder = vnfd["_admin"]["storage"] + clout_init_file = "{}/{}/cloud_init/{}".format( + base_folder["folder"], + base_folder["pkg-dir"], + vdu["cloud-init-file"] + ) + ci_file = self.fs.file_open(clout_init_file, "r") + # TODO: detect if binary or text. Propose to read as binary and try to decode to utf8. If fails + # convert to base 64 or similar + clout_init_content = ci_file.read() + ci_file.close() + ci_file = None + vdu.pop("cloud-init-file", None) + vdu["cloud-init"] = clout_init_content + # remnove unused by RO configuration, monitoring, scaling + vnfd_RO.pop("vnf-configuration", None) + vnfd_RO.pop("monitoring-param", None) + vnfd_RO.pop("scaling-group-descriptor", None) + return vnfd_RO + except FsException as e: + raise LcmException("Error reading file at vnfd {}: {} ".format(vnfd["_id"], e)) + finally: + if ci_file: + ci_file.close() + + def n2vc_callback(self, model_name, application_name, status, message, n2vc_info, task=None): + """ + Callback both for charm status change and task completion + :param model_name: Charm model name + :param application_name: Charm application name + :param status: Can be + - blocked: The unit needs manual intervention + - maintenance: The unit is actively deploying/configuring + - waiting: The unit is waiting for another charm to be ready + - active: The unit is deployed, configured, and ready + - error: The charm has failed and needs attention. + - terminated: The charm has been destroyed + - removing, + - removed + :param message: detailed message error + :param n2vc_info dictionary with information shared with instantiate task. Contains: + nsr_id: + nslcmop_id: + lcmOperationType: currently "instantiate" + deployed: dictionary with {: {operational-status: , detailed-status: }} + db_update: dictionary to be filled with the changes to be wrote to database with format key.key.key: value + n2vc_event: event used to notify instantiation task that some change has been produced + :param task: None for charm status change, or task for completion task callback + :return: + """ + try: + nsr_id = n2vc_info["nsr_id"] + deployed = n2vc_info["deployed"] + db_nsr_update = n2vc_info["db_update"] + nslcmop_id = n2vc_info["nslcmop_id"] + ns_operation = n2vc_info["lcmOperationType"] + n2vc_event = n2vc_info["n2vc_event"] + logging_text = "Task ns={} {}={} [n2vc_callback] application={}".format(nsr_id, ns_operation, nslcmop_id, + application_name) + vca_deployed = deployed.get(application_name) + if not vca_deployed: + self.logger.error(logging_text + " Not present at nsr._admin.deployed.VCA") + return + + if task: + if task.cancelled(): + self.logger.debug(logging_text + " task Cancelled") + vca_deployed['operational-status'] = "error" + db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(application_name)] = "error" + vca_deployed['detailed-status'] = "Task Cancelled" + db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(application_name)] = "Task Cancelled" + + elif task.done(): + exc = task.exception() + if exc: + self.logger.error(logging_text + " task Exception={}".format(exc)) + vca_deployed['operational-status'] = "error" + db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(application_name)] = "error" + vca_deployed['detailed-status'] = str(exc) + db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(application_name)] = str(exc) + else: + self.logger.debug(logging_text + " task Done") + # task is Done, but callback is still ongoing. So ignore + return + elif status: + self.logger.debug(logging_text + " Enter status={}".format(status)) + if vca_deployed['operational-status'] == status: + return # same status, ignore + vca_deployed['operational-status'] = status + db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(application_name)] = status + vca_deployed['detailed-status'] = str(message) + db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(application_name)] = str(message) + else: + self.logger.critical(logging_text + " Enter with bad parameters", exc_info=True) + return + # wake up instantiate task + n2vc_event.set() + except Exception as e: + self.logger.critical(logging_text + " Exception {}".format(e), exc_info=True) + + def ns_params_2_RO(self, ns_params, nsd, vnfd_dict): + """ + Creates a RO ns descriptor from OSM ns_instantite params + :param ns_params: OSM instantiate params + :return: The RO ns descriptor + """ + vim_2_RO = {} + + def vim_account_2_RO(vim_account): + if vim_account in vim_2_RO: + return vim_2_RO[vim_account] + + db_vim = self.db.get_one("vim_accounts", {"_id": vim_account}) + if db_vim["_admin"]["operationalState"] != "ENABLED": + raise LcmException("VIM={} is not available. operationalState={}".format( + vim_account, db_vim["_admin"]["operationalState"])) + RO_vim_id = db_vim["_admin"]["deployed"]["RO"] + vim_2_RO[vim_account] = RO_vim_id + return RO_vim_id + + def ip_profile_2_RO(ip_profile): + RO_ip_profile = deepcopy((ip_profile)) + if "dns-server" in RO_ip_profile: + if isinstance(RO_ip_profile["dns-server"], list): + RO_ip_profile["dns-address"] = [] + for ds in RO_ip_profile.pop("dns-server"): + RO_ip_profile["dns-address"].append(ds['address']) + else: + RO_ip_profile["dns-address"] = RO_ip_profile.pop("dns-server") + if RO_ip_profile.get("ip-version") == "ipv4": + RO_ip_profile["ip-version"] = "IPv4" + if RO_ip_profile.get("ip-version") == "ipv6": + RO_ip_profile["ip-version"] = "IPv6" + if "dhcp-params" in RO_ip_profile: + RO_ip_profile["dhcp"] = RO_ip_profile.pop("dhcp-params") + return RO_ip_profile + + if not ns_params: + return None + RO_ns_params = { + # "name": ns_params["nsName"], + # "description": ns_params.get("nsDescription"), + "datacenter": vim_account_2_RO(ns_params["vimAccountId"]), + # "scenario": ns_params["nsdId"], + "vnfs": {}, + "networks": {}, + } + if ns_params.get("ssh-authorized-key"): + RO_ns_params["cloud-config"] = {"key-pairs": ns_params["ssh-authorized-key"]} + if ns_params.get("vnf"): + for vnf_params in ns_params["vnf"]: + for constituent_vnfd in nsd["constituent-vnfd"]: + if constituent_vnfd["member-vnf-index"] == vnf_params["member-vnf-index"]: + vnf_descriptor = vnfd_dict[constituent_vnfd["vnfd-id-ref"]] + break + else: + raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:" + "constituent-vnfd".format(vnf_params["member-vnf-index"])) + RO_vnf = {"vdus": {}, "networks": {}} + if vnf_params.get("vimAccountId"): + RO_vnf["datacenter"] = vim_account_2_RO(vnf_params["vimAccountId"]) + if vnf_params.get("vdu"): + for vdu_params in vnf_params["vdu"]: + RO_vnf["vdus"][vdu_params["id"]] = {} + if vdu_params.get("volume"): + RO_vnf["vdus"][vdu_params["id"]]["devices"] = {} + for volume_params in vdu_params["volume"]: + RO_vnf["vdus"][vdu_params["id"]]["devices"][volume_params["name"]] = {} + if volume_params.get("vim-volume-id"): + RO_vnf["vdus"][vdu_params["id"]]["devices"][volume_params["name"]]["vim_id"] = \ + volume_params["vim-volume-id"] + if vdu_params.get("interface"): + RO_vnf["vdus"][vdu_params["id"]]["interfaces"] = {} + for interface_params in vdu_params["interface"]: + RO_interface = {} + RO_vnf["vdus"][vdu_params["id"]]["interfaces"][interface_params["name"]] = RO_interface + if interface_params.get("ip-address"): + RO_interface["ip_address"] = interface_params["ip-address"] + if interface_params.get("mac-address"): + RO_interface["mac_address"] = interface_params["mac-address"] + if interface_params.get("floating-ip-required"): + RO_interface["floating-ip"] = interface_params["floating-ip-required"] + if vnf_params.get("internal-vld"): + for internal_vld_params in vnf_params["internal-vld"]: + RO_vnf["networks"][internal_vld_params["name"]] = {} + if internal_vld_params.get("vim-network-name"): + RO_vnf["networks"][internal_vld_params["name"]]["vim-network-name"] = \ + internal_vld_params["vim-network-name"] + if internal_vld_params.get("ip-profile"): + RO_vnf["networks"][internal_vld_params["name"]]["ip-profile"] = \ + ip_profile_2_RO(internal_vld_params["ip-profile"]) + if internal_vld_params.get("internal-connection-point"): + for icp_params in internal_vld_params["internal-connection-point"]: + # look for interface + iface_found = False + for vdu_descriptor in vnf_descriptor["vdu"]: + for vdu_interface in vdu_descriptor["interface"]: + if vdu_interface.get("internal-connection-point-ref") == icp_params["id-ref"]: + RO_interface_update = {} + if icp_params.get("ip-address"): + RO_interface_update["ip_address"] = icp_params["ip-address"] + if icp_params.get("mac-address"): + RO_interface_update["mac_address"] = icp_params["mac-address"] + if RO_interface_update: + RO_vnf_update = {"vdus": {vdu_descriptor["id"]: { + "interfaces": {vdu_interface["name"]: RO_interface_update}}}} + deep_update(RO_vnf, RO_vnf_update) + iface_found = True + break + if iface_found: + break + else: + raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:" + "internal-vld:id-ref={} is not present at vnfd:internal-" + "connection-point".format(vnf_params["member-vnf-index"], + icp_params["id-ref"])) + + if not RO_vnf["vdus"]: + del RO_vnf["vdus"] + if not RO_vnf["networks"]: + del RO_vnf["networks"] + if RO_vnf: + RO_ns_params["vnfs"][vnf_params["member-vnf-index"]] = RO_vnf + if ns_params.get("vld"): + for vld_params in ns_params["vld"]: + RO_vld = {} + if "ip-profile" in vld_params: + RO_vld["ip-profile"] = ip_profile_2_RO(vld_params["ip-profile"]) + if "vim-network-name" in vld_params: + RO_vld["sites"] = [] + if isinstance(vld_params["vim-network-name"], dict): + for vim_account, vim_net in vld_params["vim-network-name"].items(): + RO_vld["sites"].append({ + "netmap-use": vim_net, + "datacenter": vim_account_2_RO(vim_account) + }) + else: # isinstance str + RO_vld["sites"].append({"netmap-use": vld_params["vim-network-name"]}) + if "vnfd-connection-point-ref" in vld_params: + for cp_params in vld_params["vnfd-connection-point-ref"]: + # look for interface + for constituent_vnfd in nsd["constituent-vnfd"]: + if constituent_vnfd["member-vnf-index"] == cp_params["member-vnf-index-ref"]: + vnf_descriptor = vnfd_dict[constituent_vnfd["vnfd-id-ref"]] + break + else: + raise LcmException( + "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} " + "is not present at nsd:constituent-vnfd".format(cp_params["member-vnf-index-ref"])) + match_cp = False + for vdu_descriptor in vnf_descriptor["vdu"]: + for interface_descriptor in vdu_descriptor["interface"]: + if interface_descriptor.get("external-connection-point-ref") == \ + cp_params["vnfd-connection-point-ref"]: + match_cp = True + break + if match_cp: + break + else: + raise LcmException( + "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:" + "vnfd-connection-point-ref={} is not present at vnfd={}".format( + cp_params["member-vnf-index-ref"], + cp_params["vnfd-connection-point-ref"], + vnf_descriptor["id"])) + RO_cp_params = {} + if cp_params.get("ip-address"): + RO_cp_params["ip_address"] = cp_params["ip-address"] + if cp_params.get("mac-address"): + RO_cp_params["mac_address"] = cp_params["mac-address"] + if RO_cp_params: + RO_vnf_params = { + cp_params["member-vnf-index-ref"]: { + "vdus": { + vdu_descriptor["id"]: { + "interfaces": { + interface_descriptor["name"]: RO_cp_params + } + } + } + } + } + deep_update(RO_ns_params["vnfs"], RO_vnf_params) + if RO_vld: + RO_ns_params["networks"][vld_params["name"]] = RO_vld + return RO_ns_params + + def ns_update_vnfr(self, db_vnfrs, nsr_desc_RO): + """ + Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated + :param db_vnfrs: + :param nsr_desc_RO: + :return: + """ + for vnf_index, db_vnfr in db_vnfrs.items(): + for vnf_RO in nsr_desc_RO["vnfs"]: + if vnf_RO["member_vnf_index"] == vnf_index: + vnfr_update = {} + db_vnfr["ip-address"] = vnfr_update["ip-address"] = vnf_RO.get("ip_address") + vdur_list = [] + for vdur_RO in vnf_RO.get("vms", ()): + vdur = { + "vim-id": vdur_RO.get("vim_vm_id"), + "ip-address": vdur_RO.get("ip_address"), + "vdu-id-ref": vdur_RO.get("vdu_osm_id"), + "name": vdur_RO.get("vim_name"), + "status": vdur_RO.get("status"), + "status-detailed": vdur_RO.get("error_msg"), + "interfaces": [] + } + + for interface_RO in vdur_RO.get("interfaces", ()): + vdur["interfaces"].append({ + "ip-address": interface_RO.get("ip_address"), + "mac-address": interface_RO.get("mac_address"), + "name": interface_RO.get("internal_name"), + }) + vdur_list.append(vdur) + db_vnfr["vdur"] = vnfr_update["vdur"] = vdur_list + self.update_db_2("vnfrs", db_vnfr["_id"], vnfr_update) + break + + else: + raise LcmException("ns_update_vnfr: Not found member_vnf_index={} at RO info".format(vnf_index)) + + async def create_monitoring(self, nsr_id, vnf_member_index, vnfd_desc): + if not vnfd_desc.get("scaling-group-descriptor"): + return + for scaling_group in vnfd_desc["scaling-group-descriptor"]: + scaling_policy_desc = {} + scaling_desc = { + "ns_id": nsr_id, + "scaling_group_descriptor": { + "name": scaling_group["name"], + "scaling_policy": scaling_policy_desc + } + } + for scaling_policy in scaling_group.get("scaling-policy"): + scaling_policy_desc["scale_in_operation_type"] = scaling_policy_desc["scale_out_operation_type"] = \ + scaling_policy["scaling-type"] + scaling_policy_desc["threshold_time"] = scaling_policy["threshold-time"] + scaling_policy_desc["cooldown_time"] = scaling_policy["cooldown-time"] + scaling_policy_desc["scaling_criteria"] = [] + for scaling_criteria in scaling_policy.get("scaling-criteria"): + scaling_criteria_desc = {"scale_in_threshold": scaling_criteria.get("scale-in-threshold"), + "scale_out_threshold": scaling_criteria.get("scale-out-threshold"), + } + if not scaling_criteria.get("vnf-monitoring-param-ref"): + continue + for monitoring_param in vnfd_desc.get("monitoring-param", ()): + if monitoring_param["id"] == scaling_criteria["vnf-monitoring-param-ref"]: + scaling_criteria_desc["monitoring_param"] = { + "id": monitoring_param["id"], + "name": monitoring_param["name"], + "aggregation_type": monitoring_param.get("aggregation-type"), + "vdu_name": monitoring_param.get("vdu-ref"), + "vnf_member_index": vnf_member_index, + } + + scaling_policy_desc["scaling_criteria"].append(scaling_criteria_desc) + break + else: + self.logger.error( + "Task ns={} member_vnf_index={} Invalid vnfd vnf-monitoring-param-ref={} not in " + "monitoring-param list".format(nsr_id, vnf_member_index, + scaling_criteria["vnf-monitoring-param-ref"])) + + await self.msg.aiowrite("lcm_pm", "configure_scaling", scaling_desc, self.loop) + + async def instantiate(self, nsr_id, nslcmop_id): + logging_text = "Task ns={} instantiate={} ".format(nsr_id, nslcmop_id) + self.logger.debug(logging_text + "Enter") + # get all needed from database + db_nsr = None + db_nslcmop = None + db_nsr_update = {} + db_nslcmop_update = {} + nslcmop_operation_state = None + db_vnfrs = {} + RO_descriptor_number = 0 # number of descriptors created at RO + descriptor_id_2_RO = {} # map between vnfd/nsd id to the id used at RO + n2vc_info = {} + exc = None + try: + step = "Getting nslcmop={} from db".format(nslcmop_id) + db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id}) + step = "Getting nsr={} from db".format(nsr_id) + db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) + ns_params = db_nsr.get("instantiate_params") + nsd = db_nsr["nsd"] + nsr_name = db_nsr["name"] # TODO short-name?? + needed_vnfd = {} + vnfr_filter = {"nsr-id-ref": nsr_id, "member-vnf-index-ref": None} + for c_vnf in nsd["constituent-vnfd"]: + vnfd_id = c_vnf["vnfd-id-ref"] + vnfr_filter["member-vnf-index-ref"] = c_vnf["member-vnf-index"] + step = "Getting vnfr={} of nsr={} from db".format(c_vnf["member-vnf-index"], nsr_id) + db_vnfrs[c_vnf["member-vnf-index"]] = self.db.get_one("vnfrs", vnfr_filter) + if vnfd_id not in needed_vnfd: + step = "Getting vnfd={} from db".format(vnfd_id) + needed_vnfd[vnfd_id] = self.db.get_one("vnfds", {"id": vnfd_id}) + + nsr_lcm = db_nsr["_admin"].get("deployed") + if not nsr_lcm: + nsr_lcm = db_nsr["_admin"]["deployed"] = { + "id": nsr_id, + "RO": {"vnfd_id": {}, "nsd_id": None, "nsr_id": None, "nsr_status": "SCHEDULED"}, + "nsr_ip": {}, + "VCA": {}, + } + db_nsr_update["detailed-status"] = "creating" + db_nsr_update["operational-status"] = "init" + + RO = ROclient.ROClient(self.loop, **self.ro_config) + + # get vnfds, instantiate at RO + for vnfd_id, vnfd in needed_vnfd.items(): + step = db_nsr_update["detailed-status"] = "Creating vnfd={} at RO".format(vnfd_id) + # self.logger.debug(logging_text + step) + vnfd_id_RO = "{}.{}.{}".format(nsr_id, RO_descriptor_number, vnfd_id[:23]) + descriptor_id_2_RO[vnfd_id] = vnfd_id_RO + RO_descriptor_number += 1 + + # look if present + vnfd_list = await RO.get_list("vnfd", filter_by={"osm_id": vnfd_id_RO}) + if vnfd_list: + db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id)] = vnfd_list[0]["uuid"] + self.logger.debug(logging_text + "vnfd={} exists at RO. Using RO_id={}".format( + vnfd_id, vnfd_list[0]["uuid"])) + else: + vnfd_RO = self.vnfd2RO(vnfd, vnfd_id_RO) + desc = await RO.create("vnfd", descriptor=vnfd_RO) + db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id)] = desc["uuid"] + db_nsr_update["_admin.nsState"] = "INSTANTIATED" + self.logger.debug(logging_text + "vnfd={} created at RO. RO_id={}".format( + vnfd_id, desc["uuid"])) + self.update_db_2("nsrs", nsr_id, db_nsr_update) + + # create nsd at RO + nsd_id = nsd["id"] + step = db_nsr_update["detailed-status"] = "Creating nsd={} at RO".format(nsd_id) + # self.logger.debug(logging_text + step) + + RO_osm_nsd_id = "{}.{}.{}".format(nsr_id, RO_descriptor_number, nsd_id[:23]) + descriptor_id_2_RO[nsd_id] = RO_osm_nsd_id + RO_descriptor_number += 1 + nsd_list = await RO.get_list("nsd", filter_by={"osm_id": RO_osm_nsd_id}) + if nsd_list: + db_nsr_update["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid = nsd_list[0]["uuid"] + self.logger.debug(logging_text + "nsd={} exists at RO. Using RO_id={}".format( + nsd_id, RO_nsd_uuid)) + else: + nsd_RO = deepcopy(nsd) + nsd_RO["id"] = RO_osm_nsd_id + nsd_RO.pop("_id", None) + nsd_RO.pop("_admin", None) + for c_vnf in nsd_RO["constituent-vnfd"]: + vnfd_id = c_vnf["vnfd-id-ref"] + c_vnf["vnfd-id-ref"] = descriptor_id_2_RO[vnfd_id] + desc = await RO.create("nsd", descriptor=nsd_RO) + db_nsr_update["_admin.nsState"] = "INSTANTIATED" + db_nsr_update["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid = desc["uuid"] + self.logger.debug(logging_text + "nsd={} created at RO. RO_id={}".format(nsd_id, RO_nsd_uuid)) + self.update_db_2("nsrs", nsr_id, db_nsr_update) + + # Crate ns at RO + # if present use it unless in error status + RO_nsr_id = db_nsr["_admin"].get("deployed", {}).get("RO", {}).get("nsr_id") + if RO_nsr_id: + try: + step = db_nsr_update["detailed-status"] = "Looking for existing ns at RO" + # self.logger.debug(logging_text + step + " RO_ns_id={}".format(RO_nsr_id)) + desc = await RO.show("ns", RO_nsr_id) + except ROclient.ROClientException as e: + if e.http_code != HTTPStatus.NOT_FOUND: + raise + RO_nsr_id = db_nsr_update["_admin.deployed.RO.nsr_id"] = None + if RO_nsr_id: + ns_status, ns_status_info = RO.check_ns_status(desc) + db_nsr_update["_admin.deployed.RO.nsr_status"] = ns_status + if ns_status == "ERROR": + step = db_nsr_update["detailed-status"] = "Deleting ns at RO. RO_ns_id={}".format(RO_nsr_id) + self.logger.debug(logging_text + step) + await RO.delete("ns", RO_nsr_id) + RO_nsr_id = db_nsr_update["_admin.deployed.RO.nsr_id"] = None + if not RO_nsr_id: + step = db_nsr_update["detailed-status"] = "Checking dependencies" + # self.logger.debug(logging_text + step) + + # check if VIM is creating and wait look if previous tasks in process + task_name, task_dependency = self.lcm_tasks.lookfor_related("vim_account", ns_params["vimAccountId"]) + if task_dependency: + step = "Waiting for related tasks to be completed: {}".format(task_name) + self.logger.debug(logging_text + step) + await asyncio.wait(task_dependency, timeout=3600) + if ns_params.get("vnf"): + for vnf in ns_params["vnf"]: + if "vimAccountId" in vnf: + task_name, task_dependency = self.lcm_tasks.lookfor_related("vim_account", + vnf["vimAccountId"]) + if task_dependency: + step = "Waiting for related tasks to be completed: {}".format(task_name) + self.logger.debug(logging_text + step) + await asyncio.wait(task_dependency, timeout=3600) + + step = db_nsr_update["detailed-status"] = "Checking instantiation parameters" + RO_ns_params = self.ns_params_2_RO(ns_params, nsd, needed_vnfd) + step = db_nsr_update["detailed-status"] = "Creating ns at RO" + desc = await RO.create("ns", descriptor=RO_ns_params, + name=db_nsr["name"], + scenario=RO_nsd_uuid) + RO_nsr_id = db_nsr_update["_admin.deployed.RO.nsr_id"] = desc["uuid"] + db_nsr_update["_admin.nsState"] = "INSTANTIATED" + db_nsr_update["_admin.deployed.RO.nsr_status"] = "BUILD" + self.logger.debug(logging_text + "ns created at RO. RO_id={}".format(desc["uuid"])) + self.update_db_2("nsrs", nsr_id, db_nsr_update) + + # update VNFR vimAccount + step = "Updating VNFR vimAcccount" + for vnf_index, vnfr in db_vnfrs.items(): + if vnfr.get("vim-account-id"): + continue + vnfr_update = {"vim-account-id": db_nsr["instantiate_params"]["vimAccountId"]} + if db_nsr["instantiate_params"].get("vnf"): + for vnf_params in db_nsr["instantiate_params"]["vnf"]: + if vnf_params.get("member-vnf-index") == vnf_index: + if vnf_params.get("vimAccountId"): + vnfr_update["vim-account-id"] = vnf_params.get("vimAccountId") + break + self.update_db_2("vnfrs", vnfr["_id"], vnfr_update) + + # wait until NS is ready + step = ns_status_detailed = detailed_status = "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id) + detailed_status_old = None + self.logger.debug(logging_text + step) + + deployment_timeout = 2 * 3600 # Two hours + while deployment_timeout > 0: + desc = await RO.show("ns", RO_nsr_id) + ns_status, ns_status_info = RO.check_ns_status(desc) + db_nsr_update["admin.deployed.RO.nsr_status"] = ns_status + if ns_status == "ERROR": + raise ROclient.ROClientException(ns_status_info) + elif ns_status == "BUILD": + detailed_status = ns_status_detailed + "; {}".format(ns_status_info) + elif ns_status == "ACTIVE": + step = detailed_status = "Waiting for management IP address reported by the VIM" + try: + nsr_lcm["nsr_ip"] = RO.get_ns_vnf_info(desc) + break + except ROclient.ROClientException as e: + if e.http_code != 409: # IP address is not ready return code is 409 CONFLICT + raise e + else: + assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status) + if detailed_status != detailed_status_old: + detailed_status_old = db_nsr_update["detailed-status"] = detailed_status + self.update_db_2("nsrs", nsr_id, db_nsr_update) + await asyncio.sleep(5, loop=self.loop) + deployment_timeout -= 5 + if deployment_timeout <= 0: + raise ROclient.ROClientException("Timeout waiting ns to be ready") + + step = "Updating VNFRs" + self.ns_update_vnfr(db_vnfrs, desc) + + db_nsr["detailed-status"] = "Configuring vnfr" + self.update_db_2("nsrs", nsr_id, db_nsr_update) + + # The parameters we'll need to deploy a charm + number_to_configure = 0 + + def deploy(vnf_index, vdu_id, mgmt_ip_address, n2vc_info, config_primitive=None): + """An inner function to deploy the charm from either vnf or vdu + vnf_index is mandatory. vdu_id can be None for a vnf configuration or the id for vdu configuration + """ + if not mgmt_ip_address: + raise LcmException("vnfd/vdu has not management ip address to configure it") + # Login to the VCA. + # if number_to_configure == 0: + # self.logger.debug("Logging into N2VC...") + # task = asyncio.ensure_future(self.n2vc.login()) + # yield from asyncio.wait_for(task, 30.0) + # self.logger.debug("Logged into N2VC!") + + # # await self.n2vc.login() + + # Note: The charm needs to exist on disk at the location + # specified by charm_path. + base_folder = vnfd["_admin"]["storage"] + storage_params = self.fs.get_params() + charm_path = "{}{}/{}/charms/{}".format( + storage_params["path"], + base_folder["folder"], + base_folder["pkg-dir"], + proxy_charm + ) + + # Setup the runtime parameters for this VNF + params = {'rw_mgmt_ip': mgmt_ip_address} + if config_primitive: + params["initial-config-primitive"] = config_primitive + + # ns_name will be ignored in the current version of N2VC + # but will be implemented for the next point release. + model_name = 'default' + vdu_id_text = "vnfd" + if vdu_id: + vdu_id_text = vdu_id + application_name = self.n2vc.FormatApplicationName( + nsr_name, + vnf_index, + vdu_id_text + ) + if not nsr_lcm.get("VCA"): + nsr_lcm["VCA"] = {} + nsr_lcm["VCA"][application_name] = db_nsr_update["_admin.deployed.VCA.{}".format(application_name)] = { + "member-vnf-index": vnf_index, + "vdu_id": vdu_id, + "model": model_name, + "application": application_name, + "operational-status": "init", + "detailed-status": "", + "vnfd_id": vnfd_id, + } + self.update_db_2("nsrs", nsr_id, db_nsr_update) + + self.logger.debug("Task create_ns={} Passing artifacts path '{}' for {}".format(nsr_id, charm_path, + proxy_charm)) + if not n2vc_info: + n2vc_info["nsr_id"] = nsr_id + n2vc_info["nslcmop_id"] = nslcmop_id + n2vc_info["n2vc_event"] = asyncio.Event(loop=self.loop) + n2vc_info["lcmOperationType"] = "instantiate" + n2vc_info["deployed"] = nsr_lcm["VCA"] + n2vc_info["db_update"] = db_nsr_update + task = asyncio.ensure_future( + self.n2vc.DeployCharms( + model_name, # The network service name + application_name, # The application name + vnfd, # The vnf descriptor + charm_path, # Path to charm + params, # Runtime params, like mgmt ip + {}, # for native charms only + self.n2vc_callback, # Callback for status changes + n2vc_info, # Callback parameter + None, # Callback parameter (task) + ) + ) + task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None, None, + n2vc_info)) + self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "create_charm:" + application_name, task) + + step = "Looking for needed vnfd to configure" + self.logger.debug(logging_text + step) + + for c_vnf in nsd["constituent-vnfd"]: + vnfd_id = c_vnf["vnfd-id-ref"] + vnf_index = str(c_vnf["member-vnf-index"]) + vnfd = needed_vnfd[vnfd_id] + + # Check if this VNF has a charm configuration + vnf_config = vnfd.get("vnf-configuration") + + if vnf_config and vnf_config.get("juju"): + proxy_charm = vnf_config["juju"]["charm"] + config_primitive = None + + if proxy_charm: + if 'initial-config-primitive' in vnf_config: + config_primitive = vnf_config['initial-config-primitive'] + + # Login to the VCA. If there are multiple calls to login(), + # subsequent calls will be a nop and return immediately. + step = "connecting to N2VC to configure vnf {}".format(vnf_index) + await self.n2vc.login() + deploy(vnf_index, None, db_vnfrs[vnf_index]["ip-address"], n2vc_info, config_primitive) + number_to_configure += 1 + + # Deploy charms for each VDU that supports one. + vdu_index = 0 + for vdu in vnfd['vdu']: + vdu_config = vdu.get('vdu-configuration') + proxy_charm = None + config_primitive = None + + if vdu_config and vdu_config.get("juju"): + proxy_charm = vdu_config["juju"]["charm"] + + if 'initial-config-primitive' in vdu_config: + config_primitive = vdu_config['initial-config-primitive'] + + if proxy_charm: + step = "connecting to N2VC to configure vdu {} from vnf {}".format(vdu["id"], vnf_index) + await self.n2vc.login() + deploy(vnf_index, vdu["id"], db_vnfrs[vnf_index]["vdur"][vdu_index]["ip-address"], + n2vc_info, config_primitive) + number_to_configure += 1 + vdu_index += 1 + + db_nsr_update["operational-status"] = "running" + configuration_failed = False + if number_to_configure: + old_status = "configuring: init: {}".format(number_to_configure) + db_nsr_update["config-status"] = old_status + db_nsr_update["detailed-status"] = old_status + db_nslcmop_update["detailed-status"] = old_status + + # wait until all are configured. + while True: + if db_nsr_update: + self.update_db_2("nsrs", nsr_id, db_nsr_update) + if db_nslcmop_update: + self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) + await n2vc_info["n2vc_event"].wait() + n2vc_info["n2vc_event"].clear() + all_active = True + status_map = {} + n2vc_error_text = [] # contain text error list. If empty no one is in error status + for _, vca_info in nsr_lcm["VCA"].items(): + vca_status = vca_info["operational-status"] + if vca_status not in status_map: + # Initialize it + status_map[vca_status] = 0 + status_map[vca_status] += 1 + + if vca_status != "active": + all_active = False + if vca_status in ("error", "blocked"): + n2vc_error_text.append( + "member_vnf_index={} vdu_id={} {}: {}".format(vca_info["member-vnf-index"], + vca_info["vdu_id"], vca_status, + vca_info["detailed-status"])) + + if all_active: + break + elif n2vc_error_text: + db_nsr_update["config-status"] = "failed" + error_text = "fail configuring " + ";".join(n2vc_error_text) + db_nsr_update["detailed-status"] = error_text + db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED_TEMP" + db_nslcmop_update["detailed-status"] = error_text + db_nslcmop_update["statusEnteredTime"] = time() + configuration_failed = True + break + else: + cs = "configuring: " + separator = "" + for status, num in status_map.items(): + cs += separator + "{}: {}".format(status, num) + separator = ", " + if old_status != cs: + db_nsr_update["config-status"] = cs + db_nsr_update["detailed-status"] = cs + db_nslcmop_update["detailed-status"] = cs + old_status = cs + + if not configuration_failed: + # all is done + db_nslcmop_update["operationState"] = nslcmop_operation_state = "COMPLETED" + db_nslcmop_update["statusEnteredTime"] = time() + db_nslcmop_update["detailed-status"] = "done" + db_nsr_update["config-status"] = "configured" + db_nsr_update["detailed-status"] = "done" + + # step = "Sending monitoring parameters to PM" + # for c_vnf in nsd["constituent-vnfd"]: + # await self.create_monitoring(nsr_id, c_vnf["member-vnf-index"], needed_vnfd[c_vnf["vnfd-id-ref"]]) + return + + except (ROclient.ROClientException, DbException, LcmException) as e: + self.logger.error(logging_text + "Exit Exception while '{}': {}".format(step, e)) + exc = e + except asyncio.CancelledError: + self.logger.error(logging_text + "Cancelled Exception while '{}'".format(step)) + exc = "Operation was cancelled" + except Exception as e: + exc = traceback.format_exc() + self.logger.critical(logging_text + "Exit Exception {} while '{}': {}".format(type(e).__name__, step, e), + exc_info=True) + finally: + if exc: + if db_nsr: + db_nsr_update["detailed-status"] = "ERROR {}: {}".format(step, exc) + db_nsr_update["operational-status"] = "failed" + if db_nslcmop: + db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc) + db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED" + db_nslcmop_update["statusEnteredTime"] = time() + if db_nsr_update: + self.update_db_2("nsrs", nsr_id, db_nsr_update) + if db_nslcmop_update: + self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) + if nslcmop_operation_state: + try: + await self.msg.aiowrite("ns", "instantiated", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id, + "operationState": nslcmop_operation_state}) + except Exception as e: + self.logger.error(logging_text + "kafka_write notification Exception {}".format(e)) + + self.logger.debug(logging_text + "Exit") + self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_instantiate") + + async def terminate(self, nsr_id, nslcmop_id): + logging_text = "Task ns={} terminate={} ".format(nsr_id, nslcmop_id) + self.logger.debug(logging_text + "Enter") + db_nsr = None + db_nslcmop = None + exc = None + failed_detail = [] # annotates all failed error messages + vca_task_list = [] + vca_task_dict = {} + db_nsr_update = {} + db_nslcmop_update = {} + nslcmop_operation_state = None + try: + step = "Getting nslcmop={} from db".format(nslcmop_id) + db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id}) + step = "Getting nsr={} from db".format(nsr_id) + db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) + # nsd = db_nsr["nsd"] + nsr_lcm = deepcopy(db_nsr["_admin"].get("deployed")) + if db_nsr["_admin"]["nsState"] == "NOT_INSTANTIATED": + return + # TODO ALF remove + # db_vim = self.db.get_one("vim_accounts", {"_id": db_nsr["datacenter"]}) + # #TODO check if VIM is creating and wait + # RO_vim_id = db_vim["_admin"]["deployed"]["RO"] + + db_nsr_update["operational-status"] = "terminating" + db_nsr_update["config-status"] = "terminating" + + if nsr_lcm and nsr_lcm.get("VCA"): + try: + step = "Scheduling configuration charms removing" + db_nsr_update["detailed-status"] = "Deleting charms" + self.logger.debug(logging_text + step) + self.update_db_2("nsrs", nsr_id, db_nsr_update) + for application_name, deploy_info in nsr_lcm["VCA"].items(): + if deploy_info: # TODO it would be desirable having a and deploy_info.get("deployed"): + task = asyncio.ensure_future( + self.n2vc.RemoveCharms( + deploy_info['model'], + application_name, + # self.n2vc_callback, + # db_nsr, + # db_nslcmop, + ) + ) + vca_task_list.append(task) + vca_task_dict[application_name] = task + # task.add_done_callback(functools.partial(self.n2vc_callback, deploy_info['model'], + # deploy_info['application'], None, db_nsr, + # db_nslcmop, vnf_index)) + self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "delete_charm:" + application_name, task) + except Exception as e: + self.logger.debug(logging_text + "Failed while deleting charms: {}".format(e)) + + # remove from RO + RO_fail = False + RO = ROclient.ROClient(self.loop, **self.ro_config) + + # Delete ns + RO_nsr_id = RO_delete_action = None + if nsr_lcm and nsr_lcm.get("RO"): + RO_nsr_id = nsr_lcm["RO"].get("nsr_id") + RO_delete_action = nsr_lcm["RO"].get("nsr_delete_action_id") + try: + if RO_nsr_id: + step = db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] = "Deleting ns at RO" + self.logger.debug(logging_text + step) + desc = await RO.delete("ns", RO_nsr_id) + RO_delete_action = desc["action_id"] + db_nsr_update["_admin.deployed.RO.nsr_delete_action_id"] = RO_delete_action + db_nsr_update["_admin.deployed.RO.nsr_id"] = None + db_nsr_update["_admin.deployed.RO.nsr_status"] = "DELETED" + if RO_delete_action: + # wait until NS is deleted from VIM + step = detailed_status = "Waiting ns deleted from VIM. RO_id={}".format(RO_nsr_id) + detailed_status_old = None + self.logger.debug(logging_text + step) + + delete_timeout = 20 * 60 # 20 minutes + while delete_timeout > 0: + desc = await RO.show("ns", item_id_name=RO_nsr_id, extra_item="action", + extra_item_id=RO_delete_action) + ns_status, ns_status_info = RO.check_action_status(desc) + if ns_status == "ERROR": + raise ROclient.ROClientException(ns_status_info) + elif ns_status == "BUILD": + detailed_status = step + "; {}".format(ns_status_info) + elif ns_status == "ACTIVE": + break + else: + assert False, "ROclient.check_action_status returns unknown {}".format(ns_status) + await asyncio.sleep(5, loop=self.loop) + delete_timeout -= 5 + if detailed_status != detailed_status_old: + detailed_status_old = db_nslcmop_update["detailed-status"] = detailed_status + self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) + else: # delete_timeout <= 0: + raise ROclient.ROClientException("Timeout waiting ns deleted from VIM") + + except ROclient.ROClientException as e: + if e.http_code == 404: # not found + db_nsr_update["_admin.deployed.RO.nsr_id"] = None + db_nsr_update["_admin.deployed.RO.nsr_status"] = "DELETED" + self.logger.debug(logging_text + "RO_ns_id={} already deleted".format(RO_nsr_id)) + elif e.http_code == 409: # conflict + failed_detail.append("RO_ns_id={} delete conflict: {}".format(RO_nsr_id, e)) + self.logger.debug(logging_text + failed_detail[-1]) + RO_fail = True + else: + failed_detail.append("RO_ns_id={} delete error: {}".format(RO_nsr_id, e)) + self.logger.error(logging_text + failed_detail[-1]) + RO_fail = True + + # Delete nsd + if not RO_fail and nsr_lcm and nsr_lcm.get("RO") and nsr_lcm["RO"].get("nsd_id"): + RO_nsd_id = nsr_lcm["RO"]["nsd_id"] + try: + step = db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] =\ + "Deleting nsd at RO" + await RO.delete("nsd", RO_nsd_id) + self.logger.debug(logging_text + "RO_nsd_id={} deleted".format(RO_nsd_id)) + db_nsr_update["_admin.deployed.RO.nsd_id"] = None + except ROclient.ROClientException as e: + if e.http_code == 404: # not found + db_nsr_update["_admin.deployed.RO.nsd_id"] = None + self.logger.debug(logging_text + "RO_nsd_id={} already deleted".format(RO_nsd_id)) + elif e.http_code == 409: # conflict + failed_detail.append("RO_nsd_id={} delete conflict: {}".format(RO_nsd_id, e)) + self.logger.debug(logging_text + failed_detail[-1]) + RO_fail = True + else: + failed_detail.append("RO_nsd_id={} delete error: {}".format(RO_nsd_id, e)) + self.logger.error(logging_text + failed_detail[-1]) + RO_fail = True + + if not RO_fail and nsr_lcm and nsr_lcm.get("RO") and nsr_lcm["RO"].get("vnfd_id"): + for vnf_id, RO_vnfd_id in nsr_lcm["RO"]["vnfd_id"].items(): + if not RO_vnfd_id: + continue + try: + step = db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] =\ + "Deleting vnfd={} at RO".format(vnf_id) + await RO.delete("vnfd", RO_vnfd_id) + self.logger.debug(logging_text + "RO_vnfd_id={} deleted".format(RO_vnfd_id)) + db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnf_id)] = None + except ROclient.ROClientException as e: + if e.http_code == 404: # not found + db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnf_id)] = None + self.logger.debug(logging_text + "RO_vnfd_id={} already deleted ".format(RO_vnfd_id)) + elif e.http_code == 409: # conflict + failed_detail.append("RO_vnfd_id={} delete conflict: {}".format(RO_vnfd_id, e)) + self.logger.debug(logging_text + failed_detail[-1]) + else: + failed_detail.append("RO_vnfd_id={} delete error: {}".format(RO_vnfd_id, e)) + self.logger.error(logging_text + failed_detail[-1]) + + if vca_task_list: + db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] =\ + "Waiting for deletion of configuration charms" + self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) + self.update_db_2("nsrs", nsr_id, db_nsr_update) + await asyncio.wait(vca_task_list, timeout=300) + for application_name, task in vca_task_dict.items(): + if task.cancelled(): + failed_detail.append("VCA[{}] Deletion has been cancelled".format(application_name)) + elif task.done(): + exc = task.exception() + if exc: + failed_detail.append("VCA[{}] Deletion exception: {}".format(application_name, exc)) + else: + db_nsr_update["_admin.deployed.VCA.{}".format(application_name)] = None + else: # timeout + # TODO Should it be cancelled?!! + task.cancel() + failed_detail.append("VCA[{}] Deletion timeout".format(application_name)) + + if failed_detail: + self.logger.error(logging_text + " ;".join(failed_detail)) + db_nsr_update["operational-status"] = "failed" + db_nsr_update["detailed-status"] = "Deletion errors " + "; ".join(failed_detail) + db_nslcmop_update["detailed-status"] = "; ".join(failed_detail) + db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED" + db_nslcmop_update["statusEnteredTime"] = time() + elif db_nslcmop["operationParams"].get("autoremove"): + self.db.del_one("nsrs", {"_id": nsr_id}) + db_nsr_update.clear() + self.db.del_list("nslcmops", {"nsInstanceId": nsr_id}) + nslcmop_operation_state = "COMPLETED" + db_nslcmop_update.clear() + self.db.del_list("vnfrs", {"nsr-id-ref": nsr_id}) + self.logger.debug(logging_text + "Delete from database") + else: + db_nsr_update["operational-status"] = "terminated" + db_nsr_update["detailed-status"] = "Done" + db_nsr_update["_admin.nsState"] = "NOT_INSTANTIATED" + db_nslcmop_update["detailed-status"] = "Done" + db_nslcmop_update["operationState"] = nslcmop_operation_state = "COMPLETED" + db_nslcmop_update["statusEnteredTime"] = time() + + except (ROclient.ROClientException, DbException) as e: + self.logger.error(logging_text + "Exit Exception {}".format(e)) + exc = e + except asyncio.CancelledError: + self.logger.error(logging_text + "Cancelled Exception while '{}'".format(step)) + exc = "Operation was cancelled" + except Exception as e: + exc = traceback.format_exc() + self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True) + finally: + if exc and db_nslcmop: + db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc) + db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED" + db_nslcmop_update["statusEnteredTime"] = time() + if db_nslcmop_update: + self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) + if db_nsr_update: + self.update_db_2("nsrs", nsr_id, db_nsr_update) + if nslcmop_operation_state: + try: + await self.msg.aiowrite("ns", "terminated", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id, + "operationState": nslcmop_operation_state}) + except Exception as e: + self.logger.error(logging_text + "kafka_write notification Exception {}".format(e)) + self.logger.debug(logging_text + "Exit") + self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_terminate") + + async def _ns_execute_primitive(self, db_deployed, nsr_name, member_vnf_index, vdu_id, primitive, primitive_params): + + vdu_id_text = "vnfd" + if vdu_id: + vdu_id_text = vdu_id + application_name = self.n2vc.FormatApplicationName( + nsr_name, + member_vnf_index, + vdu_id_text + ) + vca_deployed = db_deployed["VCA"].get(application_name) + if not vca_deployed: + raise LcmException("charm for member_vnf_index={} vdu_id={} is not deployed".format(member_vnf_index, + vdu_id)) + model_name = vca_deployed.get("model") + application_name = vca_deployed.get("application") + if not model_name or not application_name: + raise LcmException("charm for member_vnf_index={} is not properly deployed".format(member_vnf_index)) + if vca_deployed["operational-status"] != "active": + raise LcmException("charm for member_vnf_index={} operational_status={} not 'active'".format( + member_vnf_index, vca_deployed["operational-status"])) + callback = None # self.n2vc_callback + callback_args = () # [db_nsr, db_nslcmop, member_vnf_index, None] + await self.n2vc.login() + task = asyncio.ensure_future( + self.n2vc.ExecutePrimitive( + model_name, + application_name, + primitive, callback, + *callback_args, + **primitive_params + ) + ) + # task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None, + # db_nsr, db_nslcmop, member_vnf_index)) + # self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "action:" + primitive, task) + # wait until completed with timeout + await asyncio.wait((task,), timeout=600) + + result = "FAILED" # by default + result_detail = "" + if task.cancelled(): + result_detail = "Task has been cancelled" + elif task.done(): + exc = task.exception() + if exc: + result_detail = str(exc) + else: + # TODO revise with Adam if action is finished and ok when task is done or callback is needed + result = "COMPLETED" + result_detail = "Done" + else: # timeout + # TODO Should it be cancelled?!! + task.cancel() + result_detail = "timeout" + return result, result_detail + + async def action(self, nsr_id, nslcmop_id): + logging_text = "Task ns={} action={} ".format(nsr_id, nslcmop_id) + self.logger.debug(logging_text + "Enter") + # get all needed from database + db_nsr = None + db_nslcmop = None + db_nslcmop_update = {} + nslcmop_operation_state = None + exc = None + try: + step = "Getting information from database" + db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id}) + db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) + nsr_lcm = db_nsr["_admin"].get("deployed") + nsr_name = db_nsr["name"] + vnf_index = db_nslcmop["operationParams"]["member_vnf_index"] + vdu_id = db_nslcmop["operationParams"].get("vdu_id") + + # TODO check if ns is in a proper status + primitive = db_nslcmop["operationParams"]["primitive"] + primitive_params = db_nslcmop["operationParams"]["primitive_params"] + result, result_detail = await self._ns_execute_primitive(nsr_lcm, nsr_name, vnf_index, vdu_id, primitive, + primitive_params) + db_nslcmop_update["detailed-status"] = result_detail + db_nslcmop_update["operationState"] = nslcmop_operation_state = result + db_nslcmop_update["statusEnteredTime"] = time() + self.logger.debug(logging_text + " task Done with result {} {}".format(result, result_detail)) + return # database update is called inside finally + + except (DbException, LcmException) as e: + self.logger.error(logging_text + "Exit Exception {}".format(e)) + exc = e + except asyncio.CancelledError: + self.logger.error(logging_text + "Cancelled Exception while '{}'".format(step)) + exc = "Operation was cancelled" + except Exception as e: + exc = traceback.format_exc() + self.logger.critical(logging_text + "Exit Exception {} {}".format(type(e).__name__, e), exc_info=True) + finally: + if exc and db_nslcmop: + db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc) + db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED" + db_nslcmop_update["statusEnteredTime"] = time() + if db_nslcmop_update: + self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) + self.logger.debug(logging_text + "Exit") + if nslcmop_operation_state: + try: + await self.msg.aiowrite("ns", "actioned", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id, + "operationState": nslcmop_operation_state}) + except Exception as e: + self.logger.error(logging_text + "kafka_write notification Exception {}".format(e)) + self.logger.debug(logging_text + "Exit") + self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_action") + + async def scale(self, nsr_id, nslcmop_id): + logging_text = "Task ns={} scale={} ".format(nsr_id, nslcmop_id) + self.logger.debug(logging_text + "Enter") + # get all needed from database + db_nsr = None + db_nslcmop = None + db_nslcmop_update = {} + nslcmop_operation_state = None + db_nsr_update = {} + exc = None + try: + step = "Getting nslcmop from database" + db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id}) + step = "Getting nsr from database" + db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) + step = "Parsing scaling parameters" + db_nsr_update["operational-status"] = "scaling" + self.update_db_2("nsrs", nsr_id, db_nsr_update) + nsr_lcm = db_nsr["_admin"].get("deployed") + RO_nsr_id = nsr_lcm["RO"]["nsr_id"] + vnf_index = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"] + scaling_group = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"] + scaling_type = db_nslcmop["operationParams"]["scaleVnfData"]["scaleVnfType"] + # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy") + + step = "Getting vnfr from database" + db_vnfr = self.db.get_one("vnfrs", {"member-vnf-index-ref": vnf_index, "nsr-id-ref": nsr_id}) + step = "Getting vnfd from database" + db_vnfd = self.db.get_one("vnfds", {"_id": db_vnfr["vnfd-id"]}) + step = "Getting scaling-group-descriptor" + for scaling_descriptor in db_vnfd["scaling-group-descriptor"]: + if scaling_descriptor["name"] == scaling_group: + break + else: + raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present " + "at vnfd:scaling-group-descriptor".format(scaling_group)) + # cooldown_time = 0 + # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()): + # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0) + # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"): + # break + + # TODO check if ns is in a proper status + step = "Sending scale order to RO" + nb_scale_op = 0 + if not db_nsr["_admin"].get("scaling-group"): + self.update_db_2("nsrs", nsr_id, {"_admin.scaling-group": [{"name": scaling_group, "nb-scale-op": 0}]}) + admin_scale_index = 0 + else: + for admin_scale_index, admin_scale_info in enumerate(db_nsr["_admin"]["scaling-group"]): + if admin_scale_info["name"] == scaling_group: + nb_scale_op = admin_scale_info.get("nb-scale-op", 0) + break + RO_scaling_info = [] + vdu_scaling_info = {"scaling_group_name": scaling_group, "vdu": []} + if scaling_type == "SCALE_OUT": + # count if max-instance-count is reached + if "max-instance-count" in scaling_descriptor and scaling_descriptor["max-instance-count"] is not None: + max_instance_count = int(scaling_descriptor["max-instance-count"]) + if nb_scale_op >= max_instance_count: + raise LcmException("reached the limit of {} (max-instance-count) scaling-out operations for the" + " scaling-group-descriptor '{}'".format(nb_scale_op, scaling_group)) + nb_scale_op = nb_scale_op + 1 + vdu_scaling_info["scaling_direction"] = "OUT" + vdu_scaling_info["vdu-create"] = {} + for vdu_scale_info in scaling_descriptor["vdu"]: + RO_scaling_info.append({"osm_vdu_id": vdu_scale_info["vdu-id-ref"], "member-vnf-index": vnf_index, + "type": "create", "count": vdu_scale_info.get("count", 1)}) + vdu_scaling_info["vdu-create"][vdu_scale_info["vdu-id-ref"]] = vdu_scale_info.get("count", 1) + elif scaling_type == "SCALE_IN": + # count if min-instance-count is reached + if "min-instance-count" in scaling_descriptor and scaling_descriptor["min-instance-count"] is not None: + min_instance_count = int(scaling_descriptor["min-instance-count"]) + if nb_scale_op <= min_instance_count: + raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the " + "scaling-group-descriptor '{}'".format(nb_scale_op, scaling_group)) + nb_scale_op = nb_scale_op - 1 + vdu_scaling_info["scaling_direction"] = "IN" + vdu_scaling_info["vdu-delete"] = {} + for vdu_scale_info in scaling_descriptor["vdu"]: + RO_scaling_info.append({"osm_vdu_id": vdu_scale_info["vdu-id-ref"], "member-vnf-index": vnf_index, + "type": "delete", "count": vdu_scale_info.get("count", 1)}) + vdu_scaling_info["vdu-delete"][vdu_scale_info["vdu-id-ref"]] = vdu_scale_info.get("count", 1) + + # update VDU_SCALING_INFO with the VDUs to delete ip_addresses + if vdu_scaling_info["scaling_direction"] == "IN": + for vdur in reversed(db_vnfr["vdur"]): + if vdu_scaling_info["vdu-delete"].get(vdur["vdu-id-ref"]): + vdu_scaling_info["vdu-delete"][vdur["vdu-id-ref"]] -= 1 + vdu_scaling_info["vdu"].append({ + "name": vdur["name"], + "vdu_id": vdur["vdu-id-ref"], + "interface": [] + }) + for interface in vdur["interfaces"]: + vdu_scaling_info["vdu"][-1]["interface"].append({ + "name": interface["name"], + "ip_address": interface["ip-address"], + "mac_address": interface.get("mac-address"), + }) + del vdu_scaling_info["vdu-delete"] + + # execute primitive service PRE-SCALING + step = "Executing pre-scale vnf-config-primitive" + if scaling_descriptor.get("scaling-config-action"): + for scaling_config_action in scaling_descriptor["scaling-config-action"]: + if scaling_config_action.get("trigger") and scaling_config_action["trigger"] == "pre-scale-in" \ + and scaling_type == "SCALE_IN": + vnf_config_primitive = scaling_config_action["vnf-config-primitive-name-ref"] + step = db_nslcmop_update["detailed-status"] = \ + "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive) + # look for primitive + primitive_params = {} + for config_primitive in db_vnfd.get("vnf-configuration", {}).get("config-primitive", ()): + if config_primitive["name"] == vnf_config_primitive: + for parameter in config_primitive.get("parameter", ()): + if 'default-value' in parameter and \ + parameter['default-value'] == "": + primitive_params[parameter["name"]] = yaml.safe_dump(vdu_scaling_info, + default_flow_style=True, + width=256) + break + else: + raise LcmException( + "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action" + "[vnf-config-primitive-name-ref='{}'] does not match any vnf-cnfiguration:config-" + "primitive".format(scaling_group, config_primitive)) + result, result_detail = await self._ns_execute_primitive(nsr_lcm, vnf_index, + vnf_config_primitive, primitive_params) + self.logger.debug(logging_text + "vnf_config_primitive={} Done with result {} {}".format( + vnf_config_primitive, result, result_detail)) + if result == "FAILED": + raise LcmException(result_detail) + + if RO_scaling_info: + RO = ROclient.ROClient(self.loop, **self.ro_config) + RO_desc = await RO.create_action("ns", RO_nsr_id, {"vdu-scaling": RO_scaling_info}) + db_nsr_update["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index)] = nb_scale_op + db_nsr_update["_admin.scaling-group.{}.time".format(admin_scale_index)] = time() + # TODO mark db_nsr_update as scaling + # wait until ready + RO_nslcmop_id = RO_desc["instance_action_id"] + db_nslcmop_update["_admin.deploy.RO"] = RO_nslcmop_id + + RO_task_done = False + step = detailed_status = "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id) + detailed_status_old = None + self.logger.debug(logging_text + step) + + deployment_timeout = 1 * 3600 # One hours + while deployment_timeout > 0: + if not RO_task_done: + desc = await RO.show("ns", item_id_name=RO_nsr_id, extra_item="action", + extra_item_id=RO_nslcmop_id) + ns_status, ns_status_info = RO.check_action_status(desc) + if ns_status == "ERROR": + raise ROclient.ROClientException(ns_status_info) + elif ns_status == "BUILD": + detailed_status = step + "; {}".format(ns_status_info) + elif ns_status == "ACTIVE": + RO_task_done = True + step = detailed_status = "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id) + self.logger.debug(logging_text + step) + else: + assert False, "ROclient.check_action_status returns unknown {}".format(ns_status) + else: + desc = await RO.show("ns", RO_nsr_id) + ns_status, ns_status_info = RO.check_ns_status(desc) + if ns_status == "ERROR": + raise ROclient.ROClientException(ns_status_info) + elif ns_status == "BUILD": + detailed_status = step + "; {}".format(ns_status_info) + elif ns_status == "ACTIVE": + step = detailed_status = "Waiting for management IP address reported by the VIM" + try: + desc = await RO.show("ns", RO_nsr_id) + nsr_lcm["nsr_ip"] = RO.get_ns_vnf_info(desc) + break + except ROclient.ROClientException as e: + if e.http_code != 409: # IP address is not ready return code is 409 CONFLICT + raise e + else: + assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status) + if detailed_status != detailed_status_old: + detailed_status_old = db_nslcmop_update["detailed-status"] = detailed_status + self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) + + await asyncio.sleep(5, loop=self.loop) + deployment_timeout -= 5 + if deployment_timeout <= 0: + raise ROclient.ROClientException("Timeout waiting ns to be ready") + + step = "Updating VNFRs" + self.ns_update_vnfr({db_vnfr["member-vnf-index-ref"]: db_vnfr}, desc) + + # update VDU_SCALING_INFO with the obtained ip_addresses + if vdu_scaling_info["scaling_direction"] == "OUT": + for vdur in reversed(db_vnfr["vdur"]): + if vdu_scaling_info["vdu-create"].get(vdur["vdu-id-ref"]): + vdu_scaling_info["vdu-create"][vdur["vdu-id-ref"]] -= 1 + vdu_scaling_info["vdu"].append({ + "name": vdur["name"], + "vdu_id": vdur["vdu-id-ref"], + "interface": [] + }) + for interface in vdur["interfaces"]: + vdu_scaling_info["vdu"][-1]["interface"].append({ + "name": interface["name"], + "ip_address": interface["ip-address"], + "mac_address": interface.get("mac-address"), + }) + del vdu_scaling_info["vdu-create"] + + if db_nsr_update: + self.update_db_2("nsrs", nsr_id, db_nsr_update) + + # execute primitive service POST-SCALING + step = "Executing post-scale vnf-config-primitive" + if scaling_descriptor.get("scaling-config-action"): + for scaling_config_action in scaling_descriptor["scaling-config-action"]: + if scaling_config_action.get("trigger") and scaling_config_action["trigger"] == "post-scale-out" \ + and scaling_type == "SCALE_OUT": + vnf_config_primitive = scaling_config_action["vnf-config-primitive-name-ref"] + step = db_nslcmop_update["detailed-status"] = \ + "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive) + # look for primitive + primitive_params = {} + for config_primitive in db_vnfd.get("vnf-configuration", {}).get("config-primitive", ()): + if config_primitive["name"] == vnf_config_primitive: + for parameter in config_primitive.get("parameter", ()): + if 'default-value' in parameter and \ + parameter['default-value'] == "": + primitive_params[parameter["name"]] = yaml.safe_dump(vdu_scaling_info, + default_flow_style=True, + width=256) + break + else: + raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:" + "scaling-config-action[vnf-config-primitive-name-ref='{}'] does not " + "match any vnf-cnfiguration:config-primitive".format(scaling_group, + config_primitive)) + result, result_detail = await self._ns_execute_primitive(nsr_lcm, vnf_index, + vnf_config_primitive, primitive_params) + self.logger.debug(logging_text + "vnf_config_primitive={} Done with result {} {}".format( + vnf_config_primitive, result, result_detail)) + if result == "FAILED": + raise LcmException(result_detail) + + db_nslcmop_update["operationState"] = nslcmop_operation_state = "COMPLETED" + db_nslcmop_update["statusEnteredTime"] = time() + db_nslcmop_update["detailed-status"] = "done" + db_nsr_update["detailed-status"] = "done" + db_nsr_update["operational-status"] = "running" + return + except (ROclient.ROClientException, DbException, LcmException) as e: + self.logger.error(logging_text + "Exit Exception {}".format(e)) + exc = e + except asyncio.CancelledError: + self.logger.error(logging_text + "Cancelled Exception while '{}'".format(step)) + exc = "Operation was cancelled" + except Exception as e: + exc = traceback.format_exc() + self.logger.critical(logging_text + "Exit Exception {} {}".format(type(e).__name__, e), exc_info=True) + finally: + if exc: + if db_nslcmop: + db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc) + db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED" + db_nslcmop_update["statusEnteredTime"] = time() + if db_nsr: + db_nsr_update["operational-status"] = "FAILED {}: {}".format(step, exc), + db_nsr_update["detailed-status"] = "failed" + if db_nslcmop_update: + self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) + if db_nsr_update: + self.update_db_2("nsrs", nsr_id, db_nsr_update) + if nslcmop_operation_state: + try: + await self.msg.aiowrite("ns", "scaled", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id, + "operationState": nslcmop_operation_state}) + # if cooldown_time: + # await asyncio.sleep(cooldown_time) + # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id}) + except Exception as e: + self.logger.error(logging_text + "kafka_write notification Exception {}".format(e)) + self.logger.debug(logging_text + "Exit") + self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_scale") diff --git a/osm_lcm/vim_sdn.py b/osm_lcm/vim_sdn.py new file mode 100644 index 0000000..e41d217 --- /dev/null +++ b/osm_lcm/vim_sdn.py @@ -0,0 +1,394 @@ +#!/usr/bin/python3 +# -*- coding: utf-8 -*- + +import asyncio +import logging +import logging.handlers +import ROclient +from lcm_utils import LcmException, LcmBase +from osm_common.dbbase import DbException +from copy import deepcopy + +__author__ = "Alfonso Tierno" + + +class VimLcm(LcmBase): + + def __init__(self, db, msg, fs, lcm_tasks, ro_config, loop): + """ + Init, Connect to database, filesystem storage, and messaging + :param config: two level dictionary with configuration. Top level should contain 'database', 'storage', + :return: None + """ + + self.logger = logging.getLogger('lcm.vim') + self.loop = loop + self.lcm_tasks = lcm_tasks + self.ro_config = ro_config + + super().__init__(db, msg, fs, self.logger) + + async def create(self, vim_content, order_id): + vim_id = vim_content["_id"] + logging_text = "Task vim_create={} ".format(vim_id) + self.logger.debug(logging_text + "Enter") + db_vim = None + db_vim_update = {} + exc = None + RO_sdn_id = None + try: + step = "Getting vim-id='{}' from db".format(vim_id) + db_vim = self.db.get_one("vim_accounts", {"_id": vim_id}) + db_vim_update["_admin.deployed.RO"] = None + if vim_content.get("config") and vim_content["config"].get("sdn-controller"): + step = "Getting sdn-controller-id='{}' from db".format(vim_content["config"]["sdn-controller"]) + db_sdn = self.db.get_one("sdns", {"_id": vim_content["config"]["sdn-controller"]}) + if db_sdn.get("_admin") and db_sdn["_admin"].get("deployed") and db_sdn["_admin"]["deployed"].get("RO"): + RO_sdn_id = db_sdn["_admin"]["deployed"]["RO"] + else: + raise LcmException("sdn-controller={} is not available. Not deployed at RO".format( + vim_content["config"]["sdn-controller"])) + + step = "Creating vim at RO" + db_vim_update["_admin.detailed-status"] = step + self.update_db_2("vim_accounts", vim_id, db_vim_update) + RO = ROclient.ROClient(self.loop, **self.ro_config) + vim_RO = deepcopy(vim_content) + vim_RO.pop("_id", None) + vim_RO.pop("_admin", None) + vim_RO.pop("schema_version", None) + vim_RO.pop("schema_type", None) + vim_RO.pop("vim_tenant_name", None) + vim_RO["type"] = vim_RO.pop("vim_type") + vim_RO.pop("vim_user", None) + vim_RO.pop("vim_password", None) + if RO_sdn_id: + vim_RO["config"]["sdn-controller"] = RO_sdn_id + desc = await RO.create("vim", descriptor=vim_RO) + RO_vim_id = desc["uuid"] + db_vim_update["_admin.deployed.RO"] = RO_vim_id + + step = "Creating vim_account at RO" + db_vim_update["_admin.detailed-status"] = step + self.update_db_2("vim_accounts", vim_id, db_vim_update) + + vim_account_RO = {"vim_tenant_name": vim_content["vim_tenant_name"], + "vim_username": vim_content["vim_user"], + "vim_password": vim_content["vim_password"] + } + if vim_RO.get("config"): + vim_account_RO["config"] = vim_RO["config"] + if "sdn-controller" in vim_account_RO["config"]: + del vim_account_RO["config"]["sdn-controller"] + if "sdn-port-mapping" in vim_account_RO["config"]: + del vim_account_RO["config"]["sdn-port-mapping"] + desc = await RO.attach_datacenter(RO_vim_id, descriptor=vim_account_RO) + db_vim_update["_admin.deployed.RO-account"] = desc["uuid"] + db_vim_update["_admin.operationalState"] = "ENABLED" + db_vim_update["_admin.detailed-status"] = "Done" + + # await asyncio.sleep(15) # TODO remove. This is for test + self.logger.debug(logging_text + "Exit Ok RO_vim_id={}".format(RO_vim_id)) + return + + except (ROclient.ROClientException, DbException) as e: + self.logger.error(logging_text + "Exit Exception {}".format(e)) + exc = e + except Exception as e: + self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True) + exc = e + finally: + if exc and db_vim: + db_vim_update["_admin.operationalState"] = "ERROR" + db_vim_update["_admin.detailed-status"] = "ERROR {}: {}".format(step, exc) + if db_vim_update: + self.update_db_2("vim_accounts", vim_id, db_vim_update) + self.lcm_tasks.remove("vim_account", vim_id, order_id) + + async def edit(self, vim_content, order_id): + vim_id = vim_content["_id"] + logging_text = "Task vim_edit={} ".format(vim_id) + self.logger.debug(logging_text + "Enter") + db_vim = None + exc = None + RO_sdn_id = None + RO_vim_id = None + db_vim_update = {} + step = "Getting vim-id='{}' from db".format(vim_id) + try: + db_vim = self.db.get_one("vim_accounts", {"_id": vim_id}) + + # look if previous tasks in process + task_name, task_dependency = self.lcm_tasks.lookfor_related("vim_account", vim_id, order_id) + if task_dependency: + step = "Waiting for related tasks to be completed: {}".format(task_name) + self.logger.debug(logging_text + step) + # TODO write this to database + await asyncio.wait(task_dependency, timeout=3600) + + if db_vim.get("_admin") and db_vim["_admin"].get("deployed") and db_vim["_admin"]["deployed"].get("RO"): + if vim_content.get("config") and vim_content["config"].get("sdn-controller"): + step = "Getting sdn-controller-id='{}' from db".format(vim_content["config"]["sdn-controller"]) + db_sdn = self.db.get_one("sdns", {"_id": vim_content["config"]["sdn-controller"]}) + + # look if previous tasks in process + task_name, task_dependency = self.lcm_tasks.lookfor_related("sdn", db_sdn["_id"]) + if task_dependency: + step = "Waiting for related tasks to be completed: {}".format(task_name) + self.logger.debug(logging_text + step) + # TODO write this to database + await asyncio.wait(task_dependency, timeout=3600) + + if db_sdn.get("_admin") and db_sdn["_admin"].get("deployed") and db_sdn["_admin"]["deployed"].get( + "RO"): + RO_sdn_id = db_sdn["_admin"]["deployed"]["RO"] + else: + raise LcmException("sdn-controller={} is not available. Not deployed at RO".format( + vim_content["config"]["sdn-controller"])) + + RO_vim_id = db_vim["_admin"]["deployed"]["RO"] + step = "Editing vim at RO" + RO = ROclient.ROClient(self.loop, **self.ro_config) + vim_RO = deepcopy(vim_content) + vim_RO.pop("_id", None) + vim_RO.pop("_admin", None) + vim_RO.pop("schema_version", None) + vim_RO.pop("schema_type", None) + vim_RO.pop("vim_tenant_name", None) + if "vim_type" in vim_RO: + vim_RO["type"] = vim_RO.pop("vim_type") + vim_RO.pop("vim_user", None) + vim_RO.pop("vim_password", None) + if RO_sdn_id: + vim_RO["config"]["sdn-controller"] = RO_sdn_id + # TODO make a deep update of sdn-port-mapping + if vim_RO: + await RO.edit("vim", RO_vim_id, descriptor=vim_RO) + + step = "Editing vim-account at RO tenant" + vim_account_RO = {} + if "config" in vim_content: + if "sdn-controller" in vim_content["config"]: + del vim_content["config"]["sdn-controller"] + if "sdn-port-mapping" in vim_content["config"]: + del vim_content["config"]["sdn-port-mapping"] + if not vim_content["config"]: + del vim_content["config"] + for k in ("vim_tenant_name", "vim_password", "config"): + if k in vim_content: + vim_account_RO[k] = vim_content[k] + if "vim_user" in vim_content: + vim_content["vim_username"] = vim_content["vim_user"] + # vim_account must be edited always even if empty in order to ensure changes are translated to RO + # vim_thread. RO will remove and relaunch a new thread for this vim_account + await RO.edit("vim_account", RO_vim_id, descriptor=vim_account_RO) + db_vim_update["_admin.operationalState"] = "ENABLED" + + self.logger.debug(logging_text + "Exit Ok RO_vim_id={}".format(RO_vim_id)) + return + + except (ROclient.ROClientException, DbException) as e: + self.logger.error(logging_text + "Exit Exception {}".format(e)) + exc = e + except Exception as e: + self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True) + exc = e + finally: + if exc and db_vim: + db_vim_update["_admin.operationalState"] = "ERROR" + db_vim_update["_admin.detailed-status"] = "ERROR {}: {}".format(step, exc) + if db_vim_update: + self.update_db_2("vim_accounts", vim_id, db_vim_update) + self.lcm_tasks.remove("vim_account", vim_id, order_id) + + async def delete(self, vim_id, order_id): + logging_text = "Task vim_delete={} ".format(vim_id) + self.logger.debug(logging_text + "Enter") + db_vim = None + db_vim_update = {} + exc = None + step = "Getting vim from db" + try: + db_vim = self.db.get_one("vim_accounts", {"_id": vim_id}) + if db_vim.get("_admin") and db_vim["_admin"].get("deployed") and db_vim["_admin"]["deployed"].get("RO"): + RO_vim_id = db_vim["_admin"]["deployed"]["RO"] + RO = ROclient.ROClient(self.loop, **self.ro_config) + step = "Detaching vim from RO tenant" + try: + await RO.detach_datacenter(RO_vim_id) + except ROclient.ROClientException as e: + if e.http_code == 404: # not found + self.logger.debug(logging_text + "RO_vim_id={} already detached".format(RO_vim_id)) + else: + raise + + step = "Deleting vim from RO" + try: + await RO.delete("vim", RO_vim_id) + except ROclient.ROClientException as e: + if e.http_code == 404: # not found + self.logger.debug(logging_text + "RO_vim_id={} already deleted".format(RO_vim_id)) + else: + raise + else: + # nothing to delete + self.logger.error(logging_text + "Nohing to remove at RO") + self.db.del_one("vim_accounts", {"_id": vim_id}) + self.logger.debug(logging_text + "Exit Ok") + return + + except (ROclient.ROClientException, DbException) as e: + self.logger.error(logging_text + "Exit Exception {}".format(e)) + exc = e + except Exception as e: + self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True) + exc = e + finally: + self.lcm_tasks.remove("vim_account", vim_id, order_id) + if exc and db_vim: + db_vim_update["_admin.operationalState"] = "ERROR" + db_vim_update["_admin.detailed-status"] = "ERROR {}: {}".format(step, exc) + if db_vim_update: + self.update_db_2("vim_accounts", vim_id, db_vim_update) + self.lcm_tasks.remove("vim_account", vim_id, order_id) + + +class SdnLcm(LcmBase): + + def __init__(self, db, msg, fs, lcm_tasks, ro_config, loop): + """ + Init, Connect to database, filesystem storage, and messaging + :param config: two level dictionary with configuration. Top level should contain 'database', 'storage', + :return: None + """ + + self.logger = logging.getLogger('lcm.sdn') + self.loop = loop + self.lcm_tasks = lcm_tasks + self.ro_config = ro_config + + super().__init__(db, msg, fs, self.logger) + + async def create(self, sdn_content, order_id): + sdn_id = sdn_content["_id"] + logging_text = "Task sdn_create={} ".format(sdn_id) + self.logger.debug(logging_text + "Enter") + db_sdn = None + db_sdn_update = {} + RO_sdn_id = None + exc = None + try: + step = "Getting sdn from db" + db_sdn = self.db.get_one("sdns", {"_id": sdn_id}) + db_sdn_update["_admin.deployed.RO"] = None + + step = "Creating sdn at RO" + RO = ROclient.ROClient(self.loop, **self.ro_config) + sdn_RO = deepcopy(sdn_content) + sdn_RO.pop("_id", None) + sdn_RO.pop("_admin", None) + sdn_RO.pop("schema_version", None) + sdn_RO.pop("schema_type", None) + sdn_RO.pop("description", None) + desc = await RO.create("sdn", descriptor=sdn_RO) + RO_sdn_id = desc["uuid"] + db_sdn_update["_admin.deployed.RO"] = RO_sdn_id + db_sdn_update["_admin.operationalState"] = "ENABLED" + self.logger.debug(logging_text + "Exit Ok RO_sdn_id={}".format(RO_sdn_id)) + return + + except (ROclient.ROClientException, DbException) as e: + self.logger.error(logging_text + "Exit Exception {}".format(e)) + exc = e + except Exception as e: + self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True) + exc = e + finally: + if exc and db_sdn: + db_sdn_update["_admin.operationalState"] = "ERROR" + db_sdn_update["_admin.detailed-status"] = "ERROR {}: {}".format(step, exc) + if db_sdn_update: + self.update_db_2("sdns", sdn_id, db_sdn_update) + self.lcm_tasks.remove("sdn", sdn_id, order_id) + + async def edit(self, sdn_content, order_id): + sdn_id = sdn_content["_id"] + logging_text = "Task sdn_edit={} ".format(sdn_id) + self.logger.debug(logging_text + "Enter") + db_sdn = None + db_sdn_update = {} + exc = None + step = "Getting sdn from db" + try: + db_sdn = self.db.get_one("sdns", {"_id": sdn_id}) + if db_sdn.get("_admin") and db_sdn["_admin"].get("deployed") and db_sdn["_admin"]["deployed"].get("RO"): + RO_sdn_id = db_sdn["_admin"]["deployed"]["RO"] + RO = ROclient.ROClient(self.loop, **self.ro_config) + step = "Editing sdn at RO" + sdn_RO = deepcopy(sdn_content) + sdn_RO.pop("_id", None) + sdn_RO.pop("_admin", None) + sdn_RO.pop("schema_version", None) + sdn_RO.pop("schema_type", None) + sdn_RO.pop("description", None) + if sdn_RO: + await RO.edit("sdn", RO_sdn_id, descriptor=sdn_RO) + db_sdn_update["_admin.operationalState"] = "ENABLED" + + self.logger.debug(logging_text + "Exit Ok RO_sdn_id".format(RO_sdn_id)) + return + + except (ROclient.ROClientException, DbException) as e: + self.logger.error(logging_text + "Exit Exception {}".format(e)) + exc = e + except Exception as e: + self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True) + exc = e + finally: + if exc and db_sdn: + db_sdn["_admin.operationalState"] = "ERROR" + db_sdn["_admin.detailed-status"] = "ERROR {}: {}".format(step, exc) + if db_sdn_update: + self.update_db_2("sdns", sdn_id, db_sdn_update) + self.lcm_tasks.remove("sdn", sdn_id, order_id) + + async def delete(self, sdn_id, order_id): + logging_text = "Task sdn_delete={} ".format(sdn_id) + self.logger.debug(logging_text + "Enter") + db_sdn = None + db_sdn_update = {} + exc = None + step = "Getting sdn from db" + try: + db_sdn = self.db.get_one("sdns", {"_id": sdn_id}) + if db_sdn.get("_admin") and db_sdn["_admin"].get("deployed") and db_sdn["_admin"]["deployed"].get("RO"): + RO_sdn_id = db_sdn["_admin"]["deployed"]["RO"] + RO = ROclient.ROClient(self.loop, **self.ro_config) + step = "Deleting sdn from RO" + try: + await RO.delete("sdn", RO_sdn_id) + except ROclient.ROClientException as e: + if e.http_code == 404: # not found + self.logger.debug(logging_text + "RO_sdn_id={} already deleted".format(RO_sdn_id)) + else: + raise + else: + # nothing to delete + self.logger.error(logging_text + "Skipping. There is not RO information at database") + self.db.del_one("sdns", {"_id": sdn_id}) + self.logger.debug("sdn_delete task sdn_id={} Exit Ok".format(sdn_id)) + return + + except (ROclient.ROClientException, DbException) as e: + self.logger.error(logging_text + "Exit Exception {}".format(e)) + exc = e + except Exception as e: + self.logger.critical(logging_text + "Exit Exception {}".format(e), exc_info=True) + exc = e + finally: + if exc and db_sdn: + db_sdn["_admin.operationalState"] = "ERROR" + db_sdn["_admin.detailed-status"] = "ERROR {}: {}".format(step, exc) + if db_sdn_update: + self.update_db_2("sdns", sdn_id, db_sdn_update) + self.lcm_tasks.remove("sdn", sdn_id, order_id)