From: tierno Date: Mon, 14 May 2018 11:12:43 +0000 (+0200) Subject: LWB: removes LCM from RO X-Git-Tag: v4.0.0~4 X-Git-Url: https://osm.etsi.org/gitweb/?a=commitdiff_plain;h=892c5020177450fc583b6d0e71ee5824e9c06a30;p=osm%2FRO.git LWB: removes LCM from RO Change-Id: If214b9bc3c58655d25ef604cc502ca3dc19f4edb Signed-off-by: tierno --- diff --git a/lcm/Dockerfile b/lcm/Dockerfile deleted file mode 100644 index 06a0fcdc..00000000 --- a/lcm/Dockerfile +++ /dev/null @@ -1,63 +0,0 @@ -FROM ubuntu:16.04 - -# Set the working directory to /app -WORKDIR /app/osm_lcm - -# Copy the current directory contents into the container at /app -ADD . /app - -RUN apt-get update && apt-get install -y git python3 \ - python3-pip python3-pymongo python3-yaml python3-aiohttp \ - python3-stdeb python3-setuptools python3-all python-all \ - python3-bitarray python3-regex python3-lxml debhelper dh-python tox wget \ - python3-cffi \ - && pip3 install pip==9.0.3 \ - && pip3 install -U aiokafka pyang lxml six enum34 - -RUN git clone https://osm.etsi.org/gerrit/osm/N2VC.git \ - && cd N2VC \ - && cd modules/libjuju && python3 setup.py develop && cd ../.. \ - && pip3 install -U -r requirements.txt \ - && python3 setup.py develop \ - && cd .. - -RUN mkdir -p /app/storage/kafka && mkdir -p /app/log - - -LABEL Maintainer="alfonso.tiernosepulveda@telefonica.com" \ - Description="This implements a north bound interface for OSM" \ - Version="1.0" \ - Author="Alfonso Tierno" - -# Used for local storage -VOLUME /app/storage -# Used for logs -VOLUME /app/log - -# The following ENV can be added with "docker run -e xxx' to configure -# RO -ENV OSMLCM_RO_HOST ro -ENV OSMLCM_RO_PORT 9090 -ENV OSMLCM_RO_TENANT osm - -# VCA -ENV OSMLCM_VCA_HOST vca -ENV OSMLCM_VCA_PORT: 17070 -ENV OSMLCM_VCA_USER: admin -ENV OSMLCM_VCA_SECRET: secret - -# database -ENV OSMLCM_DATABASE_DRIVER mongo -ENV OSMLCM_DATABASE_HOST mongo -ENV OSMLCM_DATABASE_PORT 27017 -ENV OSMLCM_STORAGE_DRIVER local -ENV OSMLCM_STORAGE_PATH /app/storage - -# message -ENV OSMLCM_MESSAGE_DRIVER kafka -ENV OSMLCM_MESSAGE_HOST kafka -ENV OSMLCM_MESSAGE_PORT 9092 - -ENV PYTHONPATH /app/osm_common -# Run app.py when the container launches -CMD ["python3", "lcm.py"] diff --git a/lcm/LICENSE b/lcm/LICENSE deleted file mode 100644 index 8dada3ed..00000000 --- a/lcm/LICENSE +++ /dev/null @@ -1,201 +0,0 @@ - Apache License - Version 2.0, January 2004 - http://www.apache.org/licenses/ - - TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION - - 1. 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-__author__ = "Alfonso Tierno " - - -class DbException(Exception): - - def __init__(self, message, http_code=HTTPStatus.NOT_FOUND): - # TODO change to http.HTTPStatus instead of int that allows .value and .name - self.http_code = http_code - Exception.__init__(self, "database exception " + message) - - -class DbBase(object): - - def __init__(self): - pass - - def db_connect(self, config): - pass - - def db_disconnect(self): - pass - - def get_list(self, table, filter={}): - pass - - def get_one(self, table, filter={}, fail_on_empty=True, fail_on_more=True): - pass - - def create(self, table, indata): - pass - - def del_list(self, table, filter={}): - pass - - def del_one(self, table, filter={}, fail_on_empty=True): - pass diff --git a/lcm/osm_common/dbmemory.py b/lcm/osm_common/dbmemory.py deleted file mode 100644 index cdb04828..00000000 --- a/lcm/osm_common/dbmemory.py +++ /dev/null @@ -1,124 +0,0 @@ -import logging -from dbbase import DbException, DbBase -from http import HTTPStatus -from uuid import uuid4 -from copy import deepcopy - -__author__ = "Alfonso Tierno " - - -class DbMemory(DbBase): - - def __init__(self, logger_name='db'): - self.logger = logging.getLogger(logger_name) - self.db = {} - - def db_connect(self, config): - if "logger_name" in config: - self.logger = logging.getLogger(config["logger_name"]) - - @staticmethod - def _format_filter(filter): - return filter # TODO - - def _find(self, table, filter): - for i, row in enumerate(self.db.get(table, ())): - match = True - if filter: - for k, v in filter.items(): - if k not in row or v != row[k]: - match = False - if match: - yield i, row - - def get_list(self, table, filter={}): - try: - l = [] - for _, row in self._find(table, self._format_filter(filter)): - l.append(deepcopy(row)) - return l - except DbException: - raise - except Exception as e: # TODO refine - raise DbException(str(e)) - - def get_one(self, table, filter={}, fail_on_empty=True, fail_on_more=True): - try: - l = None - for _, row in self._find(table, self._format_filter(filter)): - if not fail_on_more: - return deepcopy(row) - if l: - raise DbException("Found more than one entry with filter='{}'".format(filter), - HTTPStatus.CONFLICT.value) - l = row - if not l and fail_on_empty: - raise DbException("Not found entry with filter='{}'".format(filter), HTTPStatus.NOT_FOUND) - return deepcopy(l) - except Exception as e: # TODO refine - raise DbException(str(e)) - - def del_list(self, table, filter={}): - try: - id_list = [] - for i, _ in self._find(table, self._format_filter(filter)): - id_list.append(i) - deleted = len(id_list) - for i in id_list: - del self.db[table][i] - return {"deleted": deleted} - except DbException: - raise - except Exception as e: # TODO refine - raise DbException(str(e)) - - def del_one(self, table, filter={}, fail_on_empty=True): - try: - for i, _ in self._find(table, self._format_filter(filter)): - break - else: - if fail_on_empty: - raise DbException("Not found entry with filter='{}'".format(filter), HTTPStatus.NOT_FOUND) - return None - del self.db[table][i] - return {"deleted": 1} - except Exception as e: # TODO refine - raise DbException(str(e)) - - def replace(self, table, filter, indata, fail_on_empty=True): - try: - for i, _ in self._find(table, self._format_filter(filter)): - break - else: - if fail_on_empty: - raise DbException("Not found entry with filter='{}'".format(filter), HTTPStatus.NOT_FOUND) - return None - self.db[table][i] = deepcopy(indata) - return {"upadted": 1} - except Exception as e: # TODO refine - raise DbException(str(e)) - - def create(self, table, indata): - try: - id = indata.get("_id") - if not id: - id = str(uuid4()) - indata["_id"] = id - if table not in self.db: - self.db[table] = [] - self.db[table].append(deepcopy(indata)) - return id - except Exception as e: # TODO refine - raise DbException(str(e)) - - -if __name__ == '__main__': - # some test code - db = dbmemory() - db.create("test", {"_id": 1, "data": 1}) - db.create("test", {"_id": 2, "data": 2}) - db.create("test", {"_id": 3, "data": 3}) - print("must be 3 items:", db.get_list("test")) - print("must return item 2:", db.get_list("test", {"_id": 2})) - db.del_one("test", {"_id": 2}) - print("must be emtpy:", db.get_list("test", {"_id": 2})) diff --git a/lcm/osm_common/dbmongo.py b/lcm/osm_common/dbmongo.py deleted file mode 100644 index 46e4dc84..00000000 --- a/lcm/osm_common/dbmongo.py +++ /dev/null @@ -1,191 +0,0 @@ -#import pymongo -import logging -from pymongo import MongoClient, errors -from dbbase import DbException, DbBase -from http import HTTPStatus -from time import time, sleep - -__author__ = "Alfonso Tierno " - -# TODO consider use this decorator for database access retries -# @retry_mongocall -# def retry_mongocall(call): -# def _retry_mongocall(*args, **kwargs): -# retry = 1 -# while True: -# try: -# return call(*args, **kwargs) -# except pymongo.AutoReconnect as e: -# if retry == 4: -# raise DbException(str(e)) -# sleep(retry) -# return _retry_mongocall - - -class DbMongo(DbBase): - conn_initial_timout = 120 - conn_timout = 10 - - def __init__(self, logger_name='db'): - self.logger = logging.getLogger(logger_name) - - def db_connect(self, config): - try: - if "logger_name" in config: - self.logger = logging.getLogger(config["logger_name"]) - self.client = MongoClient(config["host"], config["port"]) - self.db = self.client[config["name"]] - if "loglevel" in config: - self.logger.setLevel(getattr(logging, config['loglevel'])) - # get data to try a connection - now = time() - while True: - try: - self.db.users.find_one({"username": "admin"}) - return - except errors.ConnectionFailure as e: - if time() - now >= self.conn_initial_timout: - raise - self.logger.info("Waiting to database up {}".format(e)) - sleep(2) - except errors.PyMongoError as e: - raise DbException(str(e)) - - def db_disconnect(self): - pass # TODO - - @staticmethod - def _format_filter(filter): - try: - db_filter = {} - for query_k, query_v in filter.items(): - dot_index = query_k.rfind(".") - if dot_index > 1 and query_k[dot_index+1:] in ("eq", "ne", "gt", "gte", "lt", "lte", "cont", - "ncont", "neq"): - operator = "$" + query_k[dot_index+1:] - if operator == "$neq": - operator = "$ne" - k = query_k[:dot_index] - else: - operator = "$eq" - k = query_k - - v = query_v - if isinstance(v, list): - if operator in ("$eq", "$cont"): - operator = "$in" - v = query_v - elif operator in ("$ne", "$ncont"): - operator = "$nin" - v = query_v - else: - v = query_v.join(",") - - if operator in ("$eq", "$cont"): - # v cannot be a comma separated list, because operator would have been changed to $in - db_filter[k] = v - elif operator == "$ncount": - # v cannot be a comma separated list, because operator would have been changed to $nin - db_filter[k] = {"$ne": v} - else: - # maybe db_filter[k] exist. e.g. in the query string for values between 5 and 8: "a.gt=5&a.lt=8" - if k not in db_filter: - db_filter[k] = {} - db_filter[k][operator] = v - - return db_filter - except Exception as e: - raise DbException("Invalid query string filter at {}:{}. Error: {}".format(query_k, v, e), - http_code=HTTPStatus.BAD_REQUEST) - - def get_list(self, table, filter={}): - try: - l = [] - collection = self.db[table] - rows = collection.find(self._format_filter(filter)) - for row in rows: - l.append(row) - return l - except DbException: - raise - except Exception as e: # TODO refine - raise DbException(str(e)) - - def get_one(self, table, filter={}, fail_on_empty=True, fail_on_more=True): - try: - if filter: - filter = self._format_filter(filter) - collection = self.db[table] - if not (fail_on_empty and fail_on_more): - return collection.find_one(filter) - rows = collection.find(filter) - if rows.count() == 0: - if fail_on_empty: - raise DbException("Not found any {} with filter='{}'".format(table[:-1], filter), - HTTPStatus.NOT_FOUND) - return None - elif rows.count() > 1: - if fail_on_more: - raise DbException("Found more than one {} with filter='{}'".format(table[:-1], filter), - HTTPStatus.CONFLICT) - return rows[0] - except Exception as e: # TODO refine - raise DbException(str(e)) - - def del_list(self, table, filter={}): - try: - collection = self.db[table] - rows = collection.delete_many(self._format_filter(filter)) - return {"deleted": rows.deleted_count} - except DbException: - raise - except Exception as e: # TODO refine - raise DbException(str(e)) - - def del_one(self, table, filter={}, fail_on_empty=True): - try: - collection = self.db[table] - rows = collection.delete_one(self._format_filter(filter)) - if rows.deleted_count == 0: - if fail_on_empty: - raise DbException("Not found any {} with filter='{}'".format(table[:-1], filter), - HTTPStatus.NOT_FOUND) - return None - return {"deleted": rows.deleted_count} - except Exception as e: # TODO refine - raise DbException(str(e)) - - def create(self, table, indata): - try: - collection = self.db[table] - data = collection.insert_one(indata) - return data.inserted_id - except Exception as e: # TODO refine - raise DbException(str(e)) - - def set_one(self, table, filter, update_dict, fail_on_empty=True): - try: - collection = self.db[table] - rows = collection.update_one(self._format_filter(filter), {"$set": update_dict}) - if rows.matched_count == 0: - if fail_on_empty: - raise DbException("Not found any {} with filter='{}'".format(table[:-1], filter), - HTTPStatus.NOT_FOUND) - return None - return {"modified": rows.modified_count} - except Exception as e: # TODO refine - raise DbException(str(e)) - - def replace(self, table, id, indata, fail_on_empty=True): - try: - _filter = {"_id": id} - collection = self.db[table] - rows = collection.replace_one(_filter, indata) - if rows.matched_count == 0: - if fail_on_empty: - raise DbException("Not found any {} with filter='{}'".format(table[:-1], _filter), - HTTPStatus.NOT_FOUND) - return None - return {"replaced": rows.modified_count} - except Exception as e: # TODO refine - raise DbException(str(e)) diff --git a/lcm/osm_common/fsbase.py b/lcm/osm_common/fsbase.py deleted file mode 100644 index 7b6cd0c9..00000000 --- a/lcm/osm_common/fsbase.py +++ /dev/null @@ -1,43 +0,0 @@ - -from http import HTTPStatus - -__author__ = "Alfonso Tierno " - - -class FsException(Exception): - def __init__(self, message, http_code=HTTPStatus.INTERNAL_SERVER_ERROR): - self.http_code = http_code - Exception.__init__(self, "storage exception " + message) - - -class FsBase(object): - def __init__(self): - pass - - def get_params(self): - return {} - - def fs_connect(self, config): - pass - - def fs_disconnect(self): - pass - - def mkdir(self, folder): - pass - - def file_exists(self, storage): - pass - - def file_size(self, storage): - pass - - def file_extract(self, tar_object, path): - pass - - def file_open(self, storage, mode): - pass - - def file_delete(self, storage, ignore_non_exist=False): - pass - diff --git a/lcm/osm_common/fslocal.py b/lcm/osm_common/fslocal.py deleted file mode 100644 index b7dd8396..00000000 --- a/lcm/osm_common/fslocal.py +++ /dev/null @@ -1,142 +0,0 @@ -import os -import logging -import tarfile -from http import HTTPStatus -from shutil import rmtree -from fsbase import FsBase, FsException - -__author__ = "Alfonso Tierno " - - -class FsLocal(FsBase): - - def __init__(self, logger_name='fs'): - self.logger = logging.getLogger(logger_name) - self.path = None - - def get_params(self): - return {"fs": "local", "path": self.path} - - def fs_connect(self, config): - try: - if "logger_name" in config: - self.logger = logging.getLogger(config["logger_name"]) - self.path = config["path"] - if not self.path.endswith("/"): - self.path += "/" - if not os.path.exists(self.path): - raise FsException("Invalid configuration param at '[storage]': path '{}' does not exist".format( - config["path"])) - except FsException: - raise - except Exception as e: # TODO refine - raise FsException(str(e)) - - def fs_disconnect(self): - pass # TODO - - def mkdir(self, folder): - """ - Creates a folder or parent object location - :param folder: - :return: None or raises and exception - """ - try: - os.mkdir(self.path + folder) - except Exception as e: - raise FsException(str(e), http_code=HTTPStatus.INTERNAL_SERVER_ERROR) - - def file_exists(self, storage, mode=None): - """ - Indicates if "storage" file exist - :param storage: can be a str or a str list - :param mode: can be 'file' exist as a regular file; 'dir' exists as a directory or; 'None' just exists - :return: True, False - """ - if isinstance(storage, str): - f = storage - else: - f = "/".join(storage) - if os.path.exists(self.path + f): - if mode == "file" and os.path.isfile(self.path + f): - return True - if mode == "dir" and os.path.isdir(self.path + f): - return True - return False - - def file_size(self, storage): - """ - return file size - :param storage: can be a str or a str list - :return: file size - """ - if isinstance(storage, str): - f = storage - else: - f = "/".join(storage) - return os.path.getsize(self.path + f) - - def file_extract(self, tar_object, path): - """ - extract a tar file - :param tar_object: object of type tar - :param path: can be a str or a str list, or a tar object where to extract the tar_object - :return: None - """ - if isinstance(path, str): - f = self.path + path - else: - f = self.path + "/".join(path) - tar_object.extractall(path=f) - - def file_open(self, storage, mode): - """ - Open a file - :param storage: can be a str or list of str - :param mode: file mode - :return: file object - """ - try: - if isinstance(storage, str): - f = storage - else: - f = "/".join(storage) - return open(self.path + f, mode) - except FileNotFoundError: - raise FsException("File {} does not exist".format(f), http_code=HTTPStatus.NOT_FOUND) - except IOError: - raise FsException("File {} cannot be opened".format(f), http_code=HTTPStatus.BAD_REQUEST) - - def dir_ls(self, storage): - """ - return folder content - :param storage: can be a str or list of str - :return: folder content - """ - try: - if isinstance(storage, str): - f = storage - else: - f = "/".join(storage) - return os.listdir(self.path + f) - except NotADirectoryError: - raise FsException("File {} does not exist".format(f), http_code=HTTPStatus.NOT_FOUND) - except IOError: - raise FsException("File {} cannot be opened".format(f), http_code=HTTPStatus.BAD_REQUEST) - - def file_delete(self, storage, ignore_non_exist=False): - """ - Delete storage content recursivelly - :param storage: can be a str or list of str - :param ignore_non_exist: not raise exception if storage does not exist - :return: None - """ - - if isinstance(storage, str): - f = self.path + storage - else: - f = self.path + "/".join(storage) - if os.path.exists(f): - rmtree(f) - elif not ignore_non_exist: - raise FsException("File {} does not exist".format(storage), http_code=HTTPStatus.NOT_FOUND) diff --git a/lcm/osm_common/msgbase.py b/lcm/osm_common/msgbase.py deleted file mode 100644 index 25e8c809..00000000 --- a/lcm/osm_common/msgbase.py +++ /dev/null @@ -1,47 +0,0 @@ - -import asyncio -from http import HTTPStatus - -__author__ = "Alfonso Tierno " - - -class MsgException(Exception): - """ - Base Exception class for all msgXXXX exceptions - """ - - def __init__(self, message, http_code=HTTPStatus.INTERNAL_SERVER_ERROR): - """ - General exception - :param message: descriptive text - :param http_code: type. It contains ".value" (http error code) and ".name" (http error name - """ - self.http_code = http_code - Exception.__init__(self, "messaging exception " + message) - - -class MsgBase(object): - """ - Base class for all msgXXXX classes - """ - - def __init__(self): - pass - - def connect(self, config): - pass - - def disconnect(self): - pass - - def write(self, topic, key, msg): - pass - - def read(self, topic): - pass - - async def aiowrite(self, topic, key, msg, loop): - pass - - async def aioread(self, topic, loop): - pass diff --git a/lcm/osm_common/msgkafka.py b/lcm/osm_common/msgkafka.py deleted file mode 100644 index de1e764a..00000000 --- a/lcm/osm_common/msgkafka.py +++ /dev/null @@ -1,104 +0,0 @@ -import logging -import asyncio -import yaml -from aiokafka import AIOKafkaConsumer -from aiokafka import AIOKafkaProducer -from aiokafka.errors import KafkaError -from msgbase import MsgBase, MsgException -#import json - - -class MsgKafka(MsgBase): - def __init__(self, logger_name='msg'): - self.logger = logging.getLogger(logger_name) - self.host = None - self.port = None - self.consumer = None - self.producer = None - - def connect(self, config): - try: - if "logger_name" in config: - self.logger = logging.getLogger(config["logger_name"]) - self.host = config["host"] - self.port = config["port"] - self.loop = asyncio.get_event_loop() - self.broker = str(self.host) + ":" + str(self.port) - - except Exception as e: # TODO refine - raise MsgException(str(e)) - - def disconnect(self): - try: - self.loop.close() - except Exception as e: # TODO refine - raise MsgException(str(e)) - - def write(self, topic, key, msg): - try: - self.loop.run_until_complete(self.aiowrite(topic=topic, key=key, - msg=yaml.safe_dump(msg, default_flow_style=True), - loop=self.loop)) - - except Exception as e: - raise MsgException("Error writing {} topic: {}".format(topic, str(e))) - - def read(self, topic): - """ - Read from one or several topics. it is non blocking returning None if nothing is available - :param topic: can be str: single topic; or str list: several topics - :return: topic, key, message; or None - """ - try: - return self.loop.run_until_complete(self.aioread(topic, self.loop)) - except MsgException: - raise - except Exception as e: - raise MsgException("Error reading {} topic: {}".format(topic, str(e))) - - async def aiowrite(self, topic, key, msg, loop=None): - - if not loop: - loop = self.loop - try: - self.producer = AIOKafkaProducer(loop=loop, key_serializer=str.encode, value_serializer=str.encode, - bootstrap_servers=self.broker) - await self.producer.start() - await self.producer.send(topic=topic, key=key, value=yaml.safe_dump(msg, default_flow_style=True)) - except Exception as e: - raise MsgException("Error publishing topic '{}', key '{}': {}".format(topic, key, e)) - finally: - await self.producer.stop() - - async def aioread(self, topic, loop=None, callback=None, *args): - """ - Asyncio read from one or several topics. It blocks - :param topic: can be str: single topic; or str list: several topics - :param loop: asyncio loop - :callback: callback function that will handle the message in kafka bus - :*args: optional arguments for callback function - :return: topic, key, message - """ - - if not loop: - loop = self.loop - try: - if isinstance(topic, (list, tuple)): - topic_list = topic - else: - topic_list = (topic,) - - self.consumer = AIOKafkaConsumer(loop=loop, bootstrap_servers=self.broker) - await self.consumer.start() - self.consumer.subscribe(topic_list) - - async for message in self.consumer: - if callback: - callback(message.topic, yaml.load(message.key), yaml.load(message.value), *args) - else: - return message.topic, yaml.load(message.key), yaml.load(message.value) - except KafkaError as e: - raise MsgException(str(e)) - finally: - await self.consumer.stop() - diff --git a/lcm/osm_common/msglocal.py b/lcm/osm_common/msglocal.py deleted file mode 100644 index 337321ff..00000000 --- a/lcm/osm_common/msglocal.py +++ /dev/null @@ -1,111 +0,0 @@ -import logging -import os -import yaml -import asyncio -from msgbase import MsgBase, MsgException -from time import sleep - -__author__ = "Alfonso Tierno " - -""" -This emulated kafka bus by just using a shared file system. Usefull for testing or devops. -One file is used per topic. Only one producer and one consumer is allowed per topic. Both consumer and producer -access to the same file. e.g. same volume if running with docker. -One text line per message is used in yaml format -""" - -class MsgLocal(MsgBase): - - def __init__(self, logger_name='msg'): - self.logger = logging.getLogger(logger_name) - self.path = None - # create a different file for each topic - self.files = {} - self.buffer = {} - - def connect(self, config): - try: - if "logger_name" in config: - self.logger = logging.getLogger(config["logger_name"]) - self.path = config["path"] - if not self.path.endswith("/"): - self.path += "/" - if not os.path.exists(self.path): - os.mkdir(self.path) - except MsgException: - raise - except Exception as e: # TODO refine - raise MsgException(str(e)) - - def disconnect(self): - for f in self.files.values(): - try: - f.close() - except Exception as e: # TODO refine - pass - - def write(self, topic, key, msg): - """ - Insert a message into topic - :param topic: topic - :param key: key text to be inserted - :param msg: value object to be inserted, can be str, object ... - :return: None or raises and exception - """ - try: - if topic not in self.files: - self.files[topic] = open(self.path + topic, "a+") - yaml.safe_dump({key: msg}, self.files[topic], default_flow_style=True, width=20000) - self.files[topic].flush() - except Exception as e: # TODO refine - raise MsgException(str(e)) - - def read(self, topic, blocks=True): - """ - Read from one or several topics. it is non blocking returning None if nothing is available - :param topic: can be str: single topic; or str list: several topics - :param blocks: indicates if it should wait and block until a message is present or returns None - :return: topic, key, message; or None if blocks==True - """ - try: - if isinstance(topic, (list, tuple)): - topic_list = topic - else: - topic_list = (topic, ) - while True: - for single_topic in topic_list: - if single_topic not in self.files: - self.files[single_topic] = open(self.path + single_topic, "a+") - self.buffer[single_topic] = "" - self.buffer[single_topic] += self.files[single_topic].readline() - if not self.buffer[single_topic].endswith("\n"): - continue - msg_dict = yaml.load(self.buffer[single_topic]) - self.buffer[single_topic] = "" - assert len(msg_dict) == 1 - for k, v in msg_dict.items(): - return single_topic, k, v - if not blocks: - return None - sleep(2) - except Exception as e: # TODO refine - raise MsgException(str(e)) - - async def aioread(self, topic, loop): - """ - Asyncio read from one or several topics. It blocks - :param topic: can be str: single topic; or str list: several topics - :param loop: asyncio loop - :return: topic, key, message - """ - try: - while True: - msg = self.read(topic, blocks=False) - if msg: - return msg - await asyncio.sleep(2, loop=loop) - except MsgException: - raise - except Exception as e: # TODO refine - raise MsgException(str(e)) - diff --git a/lcm/osm_lcm/ROclient.py b/lcm/osm_lcm/ROclient.py deleted file mode 100644 index b6983d32..00000000 --- a/lcm/osm_lcm/ROclient.py +++ /dev/null @@ -1,1000 +0,0 @@ -#!/usr/bin/env python3 -# -*- coding: utf-8 -*- - -## -# Copyright 2015 Telefónica Investigación y Desarrollo, S.A.U. -# This file is part of openmano -# All Rights Reserved. -# -# Licensed under the Apache License, Version 2.0 (the "License"); you may -# not use this file except in compliance with the License. You may obtain -# a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT -# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the -# License for the specific language governing permissions and limitations -# under the License. -# -# For those usages not covered by the Apache License, Version 2.0 please -# contact with: nfvlabs@tid.es -## - -""" -asyncio RO python client to interact with RO-server -""" - -import asyncio -import aiohttp - -import json -import yaml -import logging -import sys -from urllib.parse import quote -from uuid import UUID -from copy import deepcopy - -__author__ = "Alfonso Tierno, Pablo Montes" -__date__ = "$09-Jan-2018 09:09:48$" -__version__ = "0.1.0-r470" -version_date = "Jan 2018" -requests = None - -class ROClientException(Exception): - def __init__(self, message, http_code=400): - self.http_code = http_code - Exception.__init__(self, message) - """Common Exception for all openmano client exceptions""" - - -def remove_envelop(item, indata=None): - """ - Obtain the useful data removing the envelop. It goes through the vnfd or nsd catalog and returns the - vnfd or nsd content - :param item: can be 'tenant', 'vim', 'vnfd', 'nsd', 'ns' - :param indata: Content to be inspected - :return: the useful part of indata (a reference, not a new dictionay) - """ - clean_indata = indata - if not indata: - return {} - if item == "vnfd": - if clean_indata.get('vnfd:vnfd-catalog'): - clean_indata = clean_indata['vnfd:vnfd-catalog'] - elif clean_indata.get('vnfd-catalog'): - clean_indata = clean_indata['vnfd-catalog'] - if clean_indata.get('vnfd'): - if not isinstance(clean_indata['vnfd'], list) or len(clean_indata['vnfd']) != 1: - raise ROClientException("'vnfd' must be a list only one element") - clean_indata = clean_indata['vnfd'][0] - elif item == "nsd": - if clean_indata.get('nsd:nsd-catalog'): - clean_indata = clean_indata['nsd:nsd-catalog'] - elif clean_indata.get('nsd-catalog'): - clean_indata = clean_indata['nsd-catalog'] - if clean_indata.get('nsd'): - if not isinstance(clean_indata['nsd'], list) or len(clean_indata['nsd']) != 1: - raise ROClientException("'nsd' must be a list only one element") - clean_indata = clean_indata['nsd'][0] - elif item == "sdn": - if len(indata) == 1 and "sdn_controller" in indata: - clean_indata = indata["sdn_controller"] - elif item == "tenant": - if len(indata) == 1 and "tenant" in indata: - clean_indata = indata["tenant"] - elif item in ("vim", "vim_account", "datacenters"): - if len(indata) == 1 and "datacenter" in indata: - clean_indata = indata["datacenter"] - elif item == "ns" or item == "instances": - if len(indata) == 1 and "instance" in indata: - clean_indata = indata["instance"] - else: - assert False, "remove_envelop with unknown item {}".format(item) - - return clean_indata - - -class ROClient: - headers_req = {'Accept': 'application/yaml', 'content-type': 'application/yaml'} - client_to_RO = {'tenant': 'tenants', 'vim': 'datacenters', 'vim_account': 'datacenters', 'sdn': 'sdn_controllers', - 'vnfd': 'vnfs', 'nsd': 'scenarios', - 'ns': 'instances'} - mandatory_for_create = { - 'tenant': ("name", ), - 'vnfd': ("name", "id", "connection-point", "vdu"), - 'nsd': ("name", "id", "constituent-vnfd"), - 'ns': ("name", "scenario", "datacenter"), - 'vim': ("name", "vim_url"), - 'vim_account': (), - 'sdn': ("name", "port", 'ip', 'dpid', 'type'), - } - timeout_large = 120 - timeout_short = 30 - - def __init__(self, loop, endpoint_url, **kwargs): - self.loop = loop - self.endpoint_url = endpoint_url - - self.username = kwargs.get("username") - self.password = kwargs.get("password") - self.tenant_id_name = kwargs.get("tenant") - self.tenant = None - self.datacenter_id_name = kwargs.get("datacenter") - self.datacenter = None - logger_name = kwargs.get('logger_name', 'ROClient') - self.logger = logging.getLogger(logger_name) - if kwargs.get("loglevel"): - self.logger.setLevel(kwargs["loglevel"]) - global requests - requests = kwargs.get("TODO remove") - - def __getitem__(self, index): - if index == 'tenant': - return self.tenant_id_name - elif index == 'datacenter': - return self.datacenter_id_name - elif index == 'username': - return self.username - elif index == 'password': - return self.password - elif index == 'endpoint_url': - return self.endpoint_url - else: - raise KeyError("Invalid key '%s'" %str(index)) - - def __setitem__(self,index, value): - if index == 'tenant': - self.tenant_id_name = value - elif index == 'datacenter' or index == 'vim': - self.datacenter_id_name = value - elif index == 'username': - self.username = value - elif index == 'password': - self.password = value - elif index == 'endpoint_url': - self.endpoint_url = value - else: - raise KeyError("Invalid key '{}'".format(index)) - self.tenant = None # force to reload tenant with different credentials - self.datacenter = None # force to reload datacenter with different credentials - - def _parse(self, descriptor, descriptor_format, response=False): - #try yaml - if descriptor_format and descriptor_format != "json" and descriptor_format != "yaml": - raise ROClientException("'descriptor_format' must be a 'json' or 'yaml' text") - if descriptor_format != "json": - try: - return yaml.load(descriptor) - except yaml.YAMLError as exc: - error_pos = "" - if hasattr(exc, 'problem_mark'): - mark = exc.problem_mark - error_pos = " at line:{} column:{}s".format(mark.line+1, mark.column+1) - error_text = "yaml format error" + error_pos - elif descriptor_format != "yaml": - try: - return json.loads(descriptor) - except Exception as e: - if response: - error_text = "json format error" + str(e) - - if response: - raise ROClientException(error_text) - raise ROClientException(error_text) - - def _parse_yaml(self, descriptor, response=False): - try: - return yaml.load(descriptor) - except yaml.YAMLError as exc: - error_pos = "" - if hasattr(exc, 'problem_mark'): - mark = exc.problem_mark - error_pos = " at line:{} column:{}s".format(mark.line+1, mark.column+1) - error_text = "yaml format error" + error_pos - if response: - raise ROClientException(error_text) - raise ROClientException(error_text) - - @staticmethod - def check_if_uuid(uuid_text): - """ - Check if text correspond to an uuid foramt - :param uuid_text: - :return: True if it is an uuid False if not - """ - try: - UUID(uuid_text) - return True - except (ValueError, TypeError): - return False - - @staticmethod - def _create_envelop(item, indata=None): - """ - Returns a new dict that incledes indata with the expected envelop - :param item: can be 'tenant', 'vim', 'vnfd', 'nsd', 'ns' - :param indata: Content to be enveloped - :return: a new dic with {: {indata} } where envelop can be e.g. tenant, datacenter, ... - """ - if item == "vnfd": - return {'vnfd-catalog': {'vnfd': [indata]}} - elif item == "nsd": - return {'nsd-catalog': {'nsd': [indata]}} - elif item == "tenant": - return {'tenant': indata} - elif item in ("vim", "vim_account", "datacenter"): - return {'datacenter': indata} - elif item == "ns" or item == "instances": - return {'instance': indata} - elif item == "sdn": - return {'sdn_controller': indata} - else: - assert False, "_create_envelop with unknown item {}".format(item) - - @staticmethod - def update_descriptor(desc, kwargs): - desc = deepcopy(desc) # do not modify original descriptor - try: - for k, v in kwargs.items(): - update_content = desc - kitem_old = None - klist = k.split(".") - for kitem in klist: - if kitem_old is not None: - update_content = update_content[kitem_old] - if isinstance(update_content, dict): - kitem_old = kitem - elif isinstance(update_content, list): - kitem_old = int(kitem) - else: - raise ROClientException( - "Invalid query string '{}'. Descriptor is not a list nor dict at '{}'".format(k, kitem)) - if v == "__DELETE__": - del update_content[kitem_old] - else: - update_content[kitem_old] = v - return desc - except KeyError: - raise ROClientException( - "Invalid query string '{}'. Descriptor does not contain '{}'".format(k, kitem_old)) - except ValueError: - raise ROClientException("Invalid query string '{}'. Expected integer index list instead of '{}'".format( - k, kitem)) - except IndexError: - raise ROClientException( - "Invalid query string '{}'. Index '{}' out of range".format(k, kitem_old)) - - @staticmethod - def check_ns_status(ns_descriptor): - """ - Inspect RO instance descriptor and indicates the status - :param ns_descriptor: instance descriptor obtained with self.show("ns", ) - :return: status, message: status can be BUILD,ACTIVE,ERROR, message is a text message - """ - net_total = 0 - vm_total = 0 - net_done = 0 - vm_done = 0 - - for net in ns_descriptor["nets"]: - net_total += 1 - if net["status"] in ("ERROR", "VIM_ERROR"): - return "ERROR", net["error_msg"] - elif net["status"] == "ACTIVE": - net_done += 1 - for vnf in ns_descriptor["vnfs"]: - for vm in vnf["vms"]: - vm_total += 1 - if vm["status"] in ("ERROR", "VIM_ERROR"): - return "ERROR", vm["error_msg"] - elif vm["status"] == "ACTIVE": - vm_done += 1 - - if net_total == net_done and vm_total == vm_done: - return "ACTIVE", "VMs {}, networks: {}".format(vm_total, net_total) - else: - return "BUILD", "VMs: {}/{}, networks: {}/{}".format(vm_done, vm_total, net_done, net_total) - - @staticmethod - def get_ns_vnf_info(ns_descriptor): - """ - Get a dict with the VIM_id, ip_addresses, mac_addresses of every vnf and vdu - :param ns_descriptor: instance descriptor obtained with self.show("ns", ) - :return: dict with {: {ip_address: XXXX, vdur:{ip_address: XXX, vim_id: XXXX}}} - """ - ns_info = {} - for vnf in ns_descriptor["vnfs"]: - if not vnf.get("ip_address"): - raise ROClientException("No ip_address returned for ns member_vnf_index '{}'".format( - vnf["member_vnf_index"]), http_code=500) - vnfr_info = { - "ip_address": vnf.get("ip_address"), - "vdur": {} - } - for vm in vnf["vms"]: - vdur = { - "vim_id": vm.get("vim_vm_id"), - "ip_address": vm.get("ip_address") - } - vnfr_info["vdur"][vm["vdu_osm_id"]] = vdur - ns_info[str(vnf["member_vnf_index"])] = vnfr_info - return ns_info - - - async def _get_item_uuid(self, session, item, item_id_name, all_tenants=False): - if all_tenants: - tenant_text = "/any" - elif all_tenants is None: - tenant_text = "" - else: - if not self.tenant: - await self._get_tenant(session) - tenant_text = "/" + self.tenant - - item_id = 0 - url = "{}{}/{}".format(self.endpoint_url, tenant_text, item) - if self.check_if_uuid(item_id_name): - item_id = item_id_name - url += "/" + item_id_name - elif item_id_name and item_id_name.startswith("'") and item_id_name.endswith("'"): - item_id_name = item_id_name[1:-1] - self.logger.debug("openmano GET %s", url) - with aiohttp.Timeout(self.timeout_short): - async with session.get(url, headers=self.headers_req) as response: - response_text = await response.read() - self.logger.debug("GET {} [{}] {}".format(url, response.status, response_text[:100])) - if response.status == 404: # NOT_FOUND - raise ROClientException("No {} found with id '{}'".format(item[:-1], item_id_name), - http_code=404) - if response.status >= 300: - raise ROClientException(response_text, http_code=response.status) - content = self._parse_yaml(response_text, response=True) - - if item_id: - return item_id - desc = content[item] - assert isinstance(desc, list), "_get_item_uuid get a non dict with a list inside {}".format(type(desc)) - uuid = None - for i in desc: - if item_id_name and i["name"] != item_id_name: - continue - if uuid: # found more than one - raise ROClientException( - "Found more than one {} with name '{}'. uuid must be used".format(item, item_id_name), - http_code=404) - uuid = i["uuid"] - if not uuid: - raise ROClientException("No {} found with name '{}'".format(item[:-1], item_id_name), http_code=404) - return uuid - - async def _get_item(self, session, item, item_id_name, all_tenants=False): - if all_tenants: - tenant_text = "/any" - elif all_tenants is None: - tenant_text = "" - else: - if not self.tenant: - await self._get_tenant(session) - tenant_text = "/" + self.tenant - - if self.check_if_uuid(item_id_name): - uuid = item_id_name - else: - # check that exist - uuid = await self._get_item_uuid(session, item, item_id_name, all_tenants) - - url = "{}{}/{}/{}".format(self.endpoint_url, tenant_text, item, uuid) - self.logger.debug("GET %s", url ) - with aiohttp.Timeout(self.timeout_short): - async with session.get(url, headers=self.headers_req) as response: - response_text = await response.read() - self.logger.debug("GET {} [{}] {}".format(url, response.status, response_text[:100])) - if response.status >= 300: - raise ROClientException(response_text, http_code=response.status) - - return self._parse_yaml(response_text, response=True) - - async def _get_tenant(self, session): - if not self.tenant: - self.tenant = await self._get_item_uuid(session, "tenants", self.tenant_id_name, None) - return self.tenant - - async def _get_datacenter(self, session): - if not self.tenant: - await self._get_tenant(session) - if not self.datacenter: - self.datacenter = await self._get_item_uuid(session, "datacenters", self.datacenter_id_name, True) - return self.datacenter - - async def _create_item(self, session, item, descriptor, item_id_name=None, action=None, all_tenants=False): - if all_tenants: - tenant_text = "/any" - elif all_tenants is None: - tenant_text = "" - else: - if not self.tenant: - await self._get_tenant(session) - tenant_text = "/" + self.tenant - payload_req = yaml.safe_dump(descriptor) - #print payload_req - - api_version_text = "" - if item == "vnfs": - # assumes version v3 only - api_version_text = "/v3" - item = "vnfd" - elif item == "scenarios": - # assumes version v3 only - api_version_text = "/v3" - item = "nsd" - - if not item_id_name: - uuid="" - elif self.check_if_uuid(item_id_name): - uuid = "/{}".format(item_id_name) - else: - # check that exist - uuid = await self._get_item_uuid(session, item, item_id_name, all_tenants) - uuid = "/{}".format(uuid) - if not action: - action = "" - else: - action = "/".format(action) - - url = "{}{apiver}{tenant}/{item}{id}{action}".format(self.endpoint_url, apiver=api_version_text, tenant=tenant_text, - item=item, id=uuid, action=action) - self.logger.debug("openmano POST %s %s", url, payload_req) - with aiohttp.Timeout(self.timeout_large): - async with session.post(url, headers=self.headers_req, data=payload_req) as response: - response_text = await response.read() - self.logger.debug("POST {} [{}] {}".format(url, response.status, response_text[:100])) - if response.status >= 300: - raise ROClientException(response_text, http_code=response.status) - - return self._parse_yaml(response_text, response=True) - - async def _del_item(self, session, item, item_id_name, all_tenants=False): - if all_tenants: - tenant_text = "/any" - elif all_tenants is None: - tenant_text = "" - else: - if not self.tenant: - await self._get_tenant(session) - tenant_text = "/" + self.tenant - if not self.check_if_uuid(item_id_name): - # check that exist - _all_tenants = all_tenants - if item == "datacenters": - _all_tenants = True - uuid = await self._get_item_uuid(session, item, item_id_name, all_tenants=_all_tenants) - else: - uuid = item_id_name - - url = "{}{}/{}/{}".format(self.endpoint_url, tenant_text, item, uuid) - self.logger.debug("DELETE %s", url) - with aiohttp.Timeout(self.timeout_short): - async with session.delete(url, headers=self.headers_req) as response: - response_text = await response.read() - self.logger.debug("DELETE {} [{}] {}".format(url, response.status, response_text[:100])) - if response.status >= 300: - raise ROClientException(response_text, http_code=response.status) - return self._parse_yaml(response_text, response=True) - - async def _list_item(self, session, item, all_tenants=False, filter_dict=None): - if all_tenants: - tenant_text = "/any" - elif all_tenants is None: - tenant_text = "" - else: - if not self.tenant: - await self._get_tenant(session) - tenant_text = "/" + self.tenant - - url = "{}{}/{}".format(self.endpoint_url, tenant_text, item) - separator = "?" - if filter_dict: - for k in filter_dict: - url += separator + quote(str(k)) + "=" + quote(str(filter_dict[k])) - separator = "&" - self.logger.debug("openmano GET %s", url) - with aiohttp.Timeout(self.timeout_short): - async with session.get(url, headers=self.headers_req) as response: - response_text = await response.read() - self.logger.debug("GET {} [{}] {}".format(url, response.status, response_text[:100])) - if response.status >= 300: - raise ROClientException(response_text, http_code=response.status) - return self._parse_yaml(response_text, response=True) - - async def _edit_item(self, session, item, item_id, descriptor, all_tenants=False): - if all_tenants: - tenant_text = "/any" - elif all_tenants is None: - tenant_text = "" - else: - if not self.tenant: - await self._get_tenant(session) - tenant_text = "/" + self.tenant - - payload_req = yaml.safe_dump(descriptor) - - #print payload_req - - url = "{}{}/{}/{}".format(self.endpoint_url, tenant_text, item, item_id) - self.logger.debug("openmano PUT %s %s", url, payload_req) - with aiohttp.Timeout(self.timeout_large): - async with session.put(url, headers=self.headers_req, data=payload_req) as response: - response_text = await response.read() - self.logger.debug("PUT {} [{}] {}".format(url, response.status, response_text[:100])) - if response.status >= 300: - raise ROClientException(response_text, http_code=response.status) - return self._parse_yaml(response_text, response=True) - - async def get_list(self, item, all_tenants=False, filter_by=None): - """ - Obtain a list of items filtering by the specigy filter_by. - :param item: can be 'tenant', 'vim', 'vnfd', 'nsd', 'ns' - :param all_tenants: True if not filtering by tenant. Only allowed for admin - :param filter_by: dictionary with filtering - :return: a list of dict. It can be empty. Raises ROClientException on Error, - """ - try: - if item not in self.client_to_RO: - raise ROClientException("Invalid item {}".format(item)) - if item == 'tenant': - all_tenants = None - with aiohttp.ClientSession(loop=self.loop) as session: - content = await self._list_item(session, self.client_to_RO[item], all_tenants=all_tenants, - filter_dict=filter_by) - if isinstance(content, dict): - if len(content) == 1: - for _, v in content.items(): - return v - return content.values()[0] - else: - raise ROClientException("Output not a list neither dict with len equal 1", http_code=500) - return content - except aiohttp.errors.ClientOSError as e: - raise ROClientException(e, http_code=504) - - async def show(self, item, item_id_name=None, all_tenants=False): - """ - Obtain the information of an item from its id or name - :param item: can be 'tenant', 'vim', 'vnfd', 'nsd', 'ns' - :param item_id_name: RO id or name of the item. Raise and exception if more than one found - :param all_tenants: True if not filtering by tenant. Only allowed for admin - :return: dictionary with the information or raises ROClientException on Error, NotFound, found several - """ - try: - if item not in self.client_to_RO: - raise ROClientException("Invalid item {}".format(item)) - if item == 'tenant': - all_tenants = None - elif item == 'vim': - all_tenants = True - elif item == 'vim_account': - all_tenants = False - - with aiohttp.ClientSession(loop=self.loop) as session: - content = await self._get_item(session, self.client_to_RO[item], item_id_name, all_tenants=all_tenants) - return remove_envelop(item, content) - except aiohttp.errors.ClientOSError as e: - raise ROClientException(e, http_code=504) - - async def delete(self, item, item_id_name=None, all_tenants=False): - """ - Delete the information of an item from its id or name - :param item: can be 'tenant', 'vim', 'vnfd', 'nsd', 'ns' - :param item_id_name: RO id or name of the item. Raise and exception if more than one found - :param all_tenants: True if not filtering by tenant. Only allowed for admin - :return: dictionary with the information or raises ROClientException on Error, NotFound, found several - """ - try: - if item not in self.client_to_RO: - raise ROClientException("Invalid item {}".format(item)) - if item == 'tenant' or item == 'vim': - all_tenants = None - - with aiohttp.ClientSession(loop=self.loop) as session: - return await self._del_item(session, self.client_to_RO[item], item_id_name, all_tenants=all_tenants) - except aiohttp.errors.ClientOSError as e: - raise ROClientException(e, http_code=504) - - async def edit(self, item, item_id_name, descriptor=None, descriptor_format=None, **kwargs): - """ Edit an item - :param item: can be 'tenant', 'vim', 'vnfd', 'nsd', 'ns', 'vim' - :param descriptor: can be a dict, or a yaml/json text. Autodetect unless descriptor_format is provided - :param descriptor_format: Can be 'json' or 'yaml' - :param kwargs: Overrides descriptor with values as name, description, vim_url, vim_url_admin, vim_type - keys can be a dot separated list to specify elements inside dict - :return: dictionary with the information or raises ROClientException on Error - """ - try: - if isinstance(descriptor, str): - descriptor = self._parse(descriptor, descriptor_format) - elif descriptor: - pass - else: - descriptor = {} - - if item not in self.client_to_RO: - raise ROClientException("Invalid item {}".format(item)) - desc = remove_envelop(item, descriptor) - - # Override descriptor with kwargs - if kwargs: - desc = self.update_descriptor(desc, kwargs) - all_tenants = False - if item in ('tenant', 'vim'): - all_tenants = None - - create_desc = self._create_envelop(item, desc) - - with aiohttp.ClientSession(loop=self.loop) as session: - _all_tenants = all_tenants - if item == 'vim': - _all_tenants = True - item_id = await self._get_item_uuid(session, self.client_to_RO[item], item_id_name, all_tenants=_all_tenants) - # await self._get_tenant(session) - outdata = await self._edit_item(session, self.client_to_RO[item], item_id, create_desc, all_tenants=all_tenants) - return remove_envelop(item, outdata) - except aiohttp.errors.ClientOSError as e: - raise ROClientException(e, http_code=504) - - async def create(self, item, descriptor=None, descriptor_format=None, **kwargs): - """ - Creates an item from its descriptor - :param item: can be 'tenant', 'vnfd', 'nsd', 'ns', 'vim', 'vim_account', 'sdn' - :param descriptor: can be a dict, or a yaml/json text. Autodetect unless descriptor_format is provided - :param descriptor_format: Can be 'json' or 'yaml' - :param kwargs: Overrides descriptor with values as name, description, vim_url, vim_url_admin, vim_type - keys can be a dot separated list to specify elements inside dict - :return: dictionary with the information or raises ROClientException on Error - """ - try: - if isinstance(descriptor, str): - descriptor = self._parse(descriptor, descriptor_format) - elif descriptor: - pass - else: - descriptor = {} - - if item not in self.client_to_RO: - raise ROClientException("Invalid item {}".format(item)) - desc = remove_envelop(item, descriptor) - - # Override descriptor with kwargs - if kwargs: - desc = self.update_descriptor(desc, kwargs) - - for mandatory in self.mandatory_for_create[item]: - if mandatory not in desc: - raise ROClientException("'{}' is mandatory parameter for {}".format(mandatory, item)) - - all_tenants = False - if item in ('tenant', 'vim'): - all_tenants = None - - create_desc = self._create_envelop(item, desc) - - with aiohttp.ClientSession(loop=self.loop) as session: - outdata = await self._create_item(session, self.client_to_RO[item], create_desc, - all_tenants=all_tenants) - return remove_envelop(item, outdata) - except aiohttp.errors.ClientOSError as e: - raise ROClientException(e, http_code=504) - - async def attach_datacenter(self, datacenter=None, descriptor=None, descriptor_format=None, **kwargs): - - if isinstance(descriptor, str): - descriptor = self._parse(descriptor, descriptor_format) - elif descriptor: - pass - else: - descriptor = {} - desc = remove_envelop("vim", descriptor) - - # # check that exist - # uuid = self._get_item_uuid(session, "datacenters", uuid_name, all_tenants=True) - # tenant_text = "/" + self._get_tenant() - if kwargs: - desc = self.update_descriptor(desc, kwargs) - - if not desc.get("vim_tenant_name") and not desc.get("vim_tenant_id"): - raise ROClientException("Wrong descriptor. At least vim_tenant_name or vim_tenant_id must be provided") - create_desc = self._create_envelop("vim", desc) - payload_req = yaml.safe_dump(create_desc) - with aiohttp.ClientSession(loop=self.loop) as session: - # check that exist - item_id = await self._get_item_uuid(session, "datacenters", datacenter, all_tenants=True) - await self._get_tenant(session) - - url = "{}/{tenant}/datacenters/{datacenter}".format(self.endpoint_url, tenant=self.tenant, - datacenter=item_id) - self.logger.debug("openmano POST %s %s", url, payload_req) - with aiohttp.Timeout(self.timeout_large): - async with session.post(url, headers=self.headers_req, data=payload_req) as response: - response_text = await response.read() - self.logger.debug("POST {} [{}] {}".format(url, response.status, response_text[:100])) - if response.status >= 300: - raise ROClientException(response_text, http_code=response.status) - - response_desc = self._parse_yaml(response_text, response=True) - desc = remove_envelop("vim", response_desc) - return desc - - async def detach_datacenter(self, datacenter=None): - #TODO replace the code with delete_item(vim_account,...) - with aiohttp.ClientSession(loop=self.loop) as session: - # check that exist - item_id = await self._get_item_uuid(session, "datacenters", datacenter, all_tenants=False) - tenant = await self._get_tenant(session) - - url = "{}/{tenant}/datacenters/{datacenter}".format(self.endpoint_url, tenant=tenant, - datacenter=item_id) - self.logger.debug("openmano DELETE %s", url) - with aiohttp.Timeout(self.timeout_large): - async with session.delete(url, headers=self.headers_req) as response: - response_text = await response.read() - self.logger.debug("DELETE {} [{}] {}".format(url, response.status, response_text[:100])) - if response.status >= 300: - raise ROClientException(response_text, http_code=response.status) - - response_desc = self._parse_yaml(response_text, response=True) - desc = remove_envelop("vim", response_desc) - return desc - - - # TODO convert to asyncio - - #DATACENTERS - - def edit_datacenter(self, uuid=None, name=None, descriptor=None, descriptor_format=None, all_tenants=False, **kwargs): - """Edit the parameters of a datacenter - Params: must supply a descriptor or/and a parameter to change - uuid or/and name. If only name is supplied, there must be only one or an exception is raised - descriptor: with format {'datacenter':{params to change info}} - must be a dictionary or a json/yaml text. - parameters to change can be supplyied by the descriptor or as parameters: - new_name: the datacenter name - vim_url: the datacenter URL - vim_url_admin: the datacenter URL for administrative issues - vim_type: the datacenter type, can be openstack or openvim. - public: boolean, available to other tenants - description: datacenter description - Return: Raises an exception on error, not found or found several - Obtain a dictionary with format {'datacenter':{new_datacenter_info}} - """ - - if isinstance(descriptor, str): - descriptor = self.parse(descriptor, descriptor_format) - elif descriptor: - pass - elif kwargs: - descriptor={"datacenter": {}} - else: - raise ROClientException("Missing descriptor") - - if 'datacenter' not in descriptor or len(descriptor)!=1: - raise ROClientException("Descriptor must contain only one 'datacenter' field") - for param in kwargs: - if param=='new_name': - descriptor['datacenter']['name'] = kwargs[param] - else: - descriptor['datacenter'][param] = kwargs[param] - return self._edit_item("datacenters", descriptor, uuid, name, all_tenants=None) - - - def edit_scenario(self, uuid=None, name=None, descriptor=None, descriptor_format=None, all_tenants=False, **kwargs): - """Edit the parameters of a scenario - Params: must supply a descriptor or/and a parameters to change - uuid or/and name. If only name is supplied, there must be only one or an exception is raised - descriptor: with format {'scenario':{params to change info}} - must be a dictionary or a json/yaml text. - parameters to change can be supplyied by the descriptor or as parameters: - new_name: the scenario name - public: boolean, available to other tenants - description: scenario description - tenant_id. Propietary tenant - Return: Raises an exception on error, not found or found several - Obtain a dictionary with format {'scenario':{new_scenario_info}} - """ - - if isinstance(descriptor, str): - descriptor = self.parse(descriptor, descriptor_format) - elif descriptor: - pass - elif kwargs: - descriptor={"scenario": {}} - else: - raise ROClientException("Missing descriptor") - - if 'scenario' not in descriptor or len(descriptor)>2: - raise ROClientException("Descriptor must contain only one 'scenario' field") - for param in kwargs: - if param=='new_name': - descriptor['scenario']['name'] = kwargs[param] - else: - descriptor['scenario'][param] = kwargs[param] - return self._edit_item("scenarios", descriptor, uuid, name, all_tenants=None) - - #VIM ACTIONS - def vim_action(self, action, item, uuid=None, all_tenants=False, **kwargs): - """Perform an action over a vim - Params: - action: can be 'list', 'get'/'show', 'delete' or 'create' - item: can be 'tenants' or 'networks' - uuid: uuid of the tenant/net to show or to delete. Ignore otherwise - other parameters: - datacenter_name, datacenter_id: datacenters to act on, if missing uses classes store datacenter - descriptor, descriptor_format: descriptor needed on creation, can be a dict or a yaml/json str - must be a dictionary or a json/yaml text. - name: for created tenant/net Overwrite descriptor name if any - description: tenant descriptor. Overwrite descriptor description if any - - Return: Raises an exception on error - Obtain a dictionary with format {'tenant':{new_tenant_info}} - """ - if item not in ("tenants", "networks", "images"): - raise ROClientException("Unknown value for item '{}', must be 'tenants', 'nets' or " - "images".format(str(item))) - - image_actions = ['list','get','show','delete'] - if item == "images" and action not in image_actions: - raise ROClientException("Only available actions for item '{}' are {}\n" - "Requested action was '{}'".format(item, ', '.join(image_actions), action)) - if all_tenants: - tenant_text = "/any" - else: - tenant_text = "/"+self._get_tenant() - - if "datacenter_id" in kwargs or "datacenter_name" in kwargs: - datacenter = self._get_item_uuid(session, "datacenters", kwargs.get("datacenter"), all_tenants=all_tenants) - else: - datacenter = self.get_datacenter(session) - - if action=="list": - url = "{}{}/vim/{}/{}".format(self.endpoint_url, tenant_text, datacenter, item) - self.logger.debug("GET %s", url ) - mano_response = requests.get(url, headers=self.headers_req) - self.logger.debug("openmano response: %s", mano_response.text ) - content = self._parse_yaml(mano_response.text, response=True) - if mano_response.status_code==200: - return content - else: - raise ROClientException(str(content), http_code=mano_response.status) - elif action=="get" or action=="show": - url = "{}{}/vim/{}/{}/{}".format(self.endpoint_url, tenant_text, datacenter, item, uuid) - self.logger.debug("GET %s", url ) - mano_response = requests.get(url, headers=self.headers_req) - self.logger.debug("openmano response: %s", mano_response.text ) - content = self._parse_yaml(mano_response.text, response=True) - if mano_response.status_code==200: - return content - else: - raise ROClientException(str(content), http_code=mano_response.status) - elif action=="delete": - url = "{}{}/vim/{}/{}/{}".format(self.endpoint_url, tenant_text, datacenter, item, uuid) - self.logger.debug("DELETE %s", url ) - mano_response = requests.delete(url, headers=self.headers_req) - self.logger.debug("openmano response: %s", mano_response.text ) - content = self._parse_yaml(mano_response.text, response=True) - if mano_response.status_code==200: - return content - else: - raise ROClientException(str(content), http_code=mano_response.status) - elif action=="create": - if "descriptor" in kwargs: - if isinstance(kwargs["descriptor"], str): - descriptor = self._parse(kwargs["descriptor"], kwargs.get("descriptor_format") ) - else: - descriptor = kwargs["descriptor"] - elif "name" in kwargs: - descriptor={item[:-1]: {"name": kwargs["name"]}} - else: - raise ROClientException("Missing descriptor") - - if item[:-1] not in descriptor or len(descriptor)!=1: - raise ROClientException("Descriptor must contain only one 'tenant' field") - if "name" in kwargs: - descriptor[ item[:-1] ]['name'] = kwargs["name"] - if "description" in kwargs: - descriptor[ item[:-1] ]['description'] = kwargs["description"] - payload_req = yaml.safe_dump(descriptor) - #print payload_req - url = "{}{}/vim/{}/{}".format(self.endpoint_url, tenant_text, datacenter, item) - self.logger.debug("openmano POST %s %s", url, payload_req) - mano_response = requests.post(url, headers = self.headers_req, data=payload_req) - self.logger.debug("openmano response: %s", mano_response.text ) - content = self._parse_yaml(mano_response.text, response=True) - if mano_response.status_code==200: - return content - else: - raise ROClientException(str(content), http_code=mano_response.status) - else: - raise ROClientException("Unknown value for action '{}".format(str(action))) - - -if __name__ == '__main__': - RO_URL = "http://localhost:9090/openmano" - TEST_TENANT = "myTenant" - TEST_VIM1 = "myvim" - TEST_URL1 = "https://localhost:5000/v1" - TEST_TYPE1 = "openstack" - TEST_CONFIG1 = {"use_floating_ip": True} - TEST_VIM2 = "myvim2" - TEST_URL2 = "https://localhost:5000/v2" - TEST_TYPE2 = "openvim" - TEST_CONFIG2 = {"config2": "config2", "config3": True} - - streamformat = "%(asctime)s %(name)s %(levelname)s: %(message)s" - logging.basicConfig(format=streamformat) - logger = logging.getLogger("ROClient") - - tenant_id = None - vim_id = False - loop = asyncio.get_event_loop() - myClient = ROClient(endpoint_url=RO_URL, loop=loop, loglevel="DEBUG") - try: - # test tenant - content = loop.run_until_complete(myClient.get_list("tenant")) - print("tenants", content) - content = loop.run_until_complete(myClient.create("tenant", name=TEST_TENANT)) - tenant_id = True - content = loop.run_until_complete(myClient.show("tenant", TEST_TENANT)) - print("tenant", TEST_TENANT, content) - content = loop.run_until_complete(myClient.edit("tenant", TEST_TENANT, description="another description")) - content = loop.run_until_complete(myClient.show("tenant", TEST_TENANT)) - print("tenant edited", TEST_TENANT, content) - myClient["tenant"] = TEST_TENANT - - - # test VIM - content = loop.run_until_complete(myClient.create("vim", name=TEST_VIM1, type=TEST_TYPE1, vim_url=TEST_URL1, config=TEST_CONFIG1)) - vim_id = True - content = loop.run_until_complete(myClient.get_list("vim")) - print("vim", content) - content = loop.run_until_complete(myClient.show("vim", TEST_VIM1)) - print("vim", TEST_VIM1, content) - content = loop.run_until_complete(myClient.edit("vim", TEST_VIM1, description="another description", - name=TEST_VIM2, type=TEST_TYPE2, vim_url=TEST_URL2, - config=TEST_CONFIG2)) - content = loop.run_until_complete(myClient.show("vim", TEST_VIM2)) - print("vim edited", TEST_VIM2, content) - - # test VIM_ACCOUNT - content = loop.run_until_complete(myClient.attach_datacenter(TEST_VIM2, vim_username='user', - vim_password='pass', vim_tenant_name='vimtenant1', config=TEST_CONFIG1)) - vim_id = True - content = loop.run_until_complete(myClient.get_list("vim_account")) - print("vim_account", content) - content = loop.run_until_complete(myClient.show("vim_account", TEST_VIM2)) - print("vim_account", TEST_VIM2, content) - content = loop.run_until_complete(myClient.edit("vim_account", TEST_VIM2, vim_username='user2', vim_password='pass2', - vim_tenant_name="vimtenant2", config=TEST_CONFIG2)) - content = loop.run_until_complete(myClient.show("vim_account", TEST_VIM2)) - print("vim_account edited", TEST_VIM2, content) - - myClient["vim"] = TEST_VIM2 - - except Exception as e: - logger.error("Error {}".format(e), exc_info=True) - - for item in (("vim_account", TEST_VIM1), ("vim", TEST_VIM1), - ("vim_account", TEST_VIM2), ("vim", TEST_VIM2), - ("tenant", TEST_TENANT)): - try: - content = loop.run_until_complete(myClient.delete(item[0], item[1])) - print("{} {} deleted; {}".format(item[0], item[1], content)) - except Exception as e: - if e.http_code == 404: - print("{} {} not present or already deleted".format(item[0], item[1])) - else: - logger.error("Error {}".format(e), exc_info=True) - - loop.close() - - diff --git a/lcm/osm_lcm/lcm.cfg b/lcm/osm_lcm/lcm.cfg deleted file mode 100644 index c62ee250..00000000 --- a/lcm/osm_lcm/lcm.cfg +++ /dev/null @@ -1,54 +0,0 @@ - -# TODO currently is a pure yaml format. Consider to change it to [ini] style with yaml inside to be coherent with other modules - -#[global] -global: - loglevel: DEBUG - #logfile: /var/log/osm/lcm.log - -#[RO] -RO: - host: ro # hostname or IP - port: 9090 - tenant: osm - loglevel: DEBUG - #logfile: /var/log/osm/lcm-ro.log - -#[VCA] -VCA: - host: vca - port: 17070 - user: admin - secret: secret - loglevel: DEBUG - #logfile: /var/log/osm/lcm-vca.log - -#[database] -database: - driver: mongo # mongo or memory - host: mongo # hostname or IP - port: 27017 - name: osm - user: user - password: password - loglevel: DEBUG - #logfile: /var/log/osm/lcm-database.log - -#[storage] -storage: - driver: local # local filesystem - # for local provide file path - path: /app/storage - loglevel: DEBUG - #logfile: /var/log/osm/lcm-storage.log - -#[message] -message: - driver: kafka # local or kafka - # for local provide file path - path: /app/storage/kafka - # for kafka provide host and port - host: kafka - port: 9092 - loglevel: DEBUG - #logfile: /var/log/osm/lcm-message.log diff --git a/lcm/osm_lcm/lcm.py b/lcm/osm_lcm/lcm.py deleted file mode 100644 index f7b6ca69..00000000 --- a/lcm/osm_lcm/lcm.py +++ /dev/null @@ -1,1482 +0,0 @@ -#!/usr/bin/python3 -# -*- coding: utf-8 -*- - -import asyncio -import yaml -import ROclient -import dbmemory -import dbmongo -import fslocal -import msglocal -import msgkafka -import logging -import functools -import sys -from dbbase import DbException -from fsbase import FsException -from msgbase import MsgException -from os import environ -# from vca import DeployApplication, RemoveApplication -from n2vc.vnf import N2VC -from n2vc import version as N2VC_version -# import os.path -# import time - -from copy import deepcopy -from http import HTTPStatus -from time import time - - -class LcmException(Exception): - pass - - -class Lcm: - - def __init__(self, config_file): - """ - Init, Connect to database, filesystem storage, and messaging - :param config: two level dictionary with configuration. Top level should contain 'database', 'storage', - :return: None - """ - - self.db = None - self.msg = None - self.fs = None - self.pings_not_received = 1 - - # contains created tasks/futures to be able to cancel - self.lcm_ns_tasks = {} - self.lcm_vim_tasks = {} - self.lcm_sdn_tasks = {} - # logging - self.logger = logging.getLogger('lcm') - # load configuration - config = self.read_config_file(config_file) - self.config = config - self.ro_config={ - "endpoint_url": "http://{}:{}/openmano".format(config["RO"]["host"], config["RO"]["port"]), - "tenant": config.get("tenant", "osm"), - "logger_name": "lcm.ROclient", - "loglevel": "ERROR", - } - - self.vca = config["VCA"] # TODO VCA - self.loop = None - - # logging - log_format_simple = "%(asctime)s %(levelname)s %(name)s %(filename)s:%(lineno)s %(message)s" - log_formatter_simple = logging.Formatter(log_format_simple, datefmt='%Y-%m-%dT%H:%M:%S') - config["database"]["logger_name"] = "lcm.db" - config["storage"]["logger_name"] = "lcm.fs" - config["message"]["logger_name"] = "lcm.msg" - if "logfile" in config["global"]: - file_handler = logging.handlers.RotatingFileHandler(config["global"]["logfile"], - maxBytes=100e6, backupCount=9, delay=0) - file_handler.setFormatter(log_formatter_simple) - self.logger.addHandler(file_handler) - else: - str_handler = logging.StreamHandler() - str_handler.setFormatter(log_formatter_simple) - self.logger.addHandler(str_handler) - - if config["global"].get("loglevel"): - self.logger.setLevel(config["global"]["loglevel"]) - - # logging other modules - for k1, logname in {"message": "lcm.msg", "database": "lcm.db", "storage": "lcm.fs"}.items(): - config[k1]["logger_name"] = logname - logger_module = logging.getLogger(logname) - if "logfile" in config[k1]: - file_handler = logging.handlers.RotatingFileHandler(config[k1]["logfile"], - maxBytes=100e6, backupCount=9, delay=0) - file_handler.setFormatter(log_formatter_simple) - logger_module.addHandler(file_handler) - if "loglevel" in config[k1]: - logger_module.setLevel(config[k1]["loglevel"]) - - 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 N2VC_version < "0.0.2": - raise LcmException("Not compatible osm/N2VC version '{}'. Needed '0.0.2' or higher".format(N2VC_version)) - try: - if config["database"]["driver"] == "mongo": - self.db = dbmongo.DbMongo() - self.db.db_connect(config["database"]) - elif config["database"]["driver"] == "memory": - self.db = dbmemory.DbMemory() - self.db.db_connect(config["database"]) - else: - raise LcmException("Invalid configuration param '{}' at '[database]':'driver'".format( - config["database"]["driver"])) - - if config["storage"]["driver"] == "local": - self.fs = fslocal.FsLocal() - self.fs.fs_connect(config["storage"]) - else: - raise LcmException("Invalid configuration param '{}' at '[storage]':'driver'".format( - config["storage"]["driver"])) - - if config["message"]["driver"] == "local": - self.msg = msglocal.MsgLocal() - self.msg.connect(config["message"]) - elif config["message"]["driver"] == "kafka": - self.msg = msgkafka.MsgKafka() - self.msg.connect(config["message"]) - else: - raise LcmException("Invalid configuration param '{}' at '[message]':'driver'".format( - config["storage"]["driver"])) - except (DbException, FsException, MsgException) as e: - self.logger.critical(str(e), exc_info=True) - raise LcmException(str(e)) - - def update_db(self, item, _id, _desc): - try: - self.db.replace(item, _id, _desc) - except DbException as e: - self.logger.error("Updating {} _id={}: {}".format(item, _id, e)) - - def update_db_2(self, item, _id, _desc): - try: - self.db.set_one(item, {"_id": _id}, _desc) - except DbException as e: - self.logger.error("Updating {} _id={}: {}".format(item, _id, 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 - exc = None - try: - step = "Getting vim from db" - db_vim = self.db.get_one("vim_accounts", {"_id": vim_id}) - if "_admin" not in db_vim: - db_vim["_admin"] = {} - if "deployed" not in db_vim["_admin"]: - db_vim["_admin"]["deployed"] = {} - db_vim["_admin"]["deployed"]["RO"] = None - - step = "Creating 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) - vim_RO["type"] = vim_RO.pop("vim_type") - vim_RO.pop("vim_user", None) - vim_RO.pop("vim_password", None) - desc = await RO.create("vim", descriptor=vim_RO) - RO_vim_id = desc["uuid"] - db_vim["_admin"]["deployed"]["RO"] = RO_vim_id - self.update_db("vim_accounts", vim_id, db_vim) - - step = "Attach vim to RO tenant" - vim_RO = {"vim_tenant_name": vim_content["vim_tenant_name"], - "vim_username": vim_content["vim_user"], - "vim_password": vim_content["vim_password"], - "config": vim_content["config"] - } - desc = await RO.attach_datacenter(RO_vim_id , descriptor=vim_RO) - db_vim["_admin"]["operationalState"] = "ENABLED" - self.update_db("vim_accounts", vim_id, db_vim) - - self.logger.debug(logging_text + "Exit Ok RO_vim_id".format(RO_vim_id)) - return RO_vim_id - - 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["_admin"]["operationalState"] = "ERROR" - db_vim["_admin"]["detailed-status"] = "ERROR {}: {}".format(step , exc) - self.update_db("vim_accounts", vim_id, db_vim) - - 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 - 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"] - 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) - vim_RO["type"] = vim_RO.pop("vim_type") - vim_RO.pop("vim_user", None) - vim_RO.pop("vim_password", None) - if vim_RO: - desc = await RO.edit("vim", RO_vim_id, descriptor=vim_RO) - - step = "Editing vim-account at RO tenant" - vim_RO = {} - for k in ("vim_tenant_name", "vim_password", "config"): - if k in vim_content: - vim_RO[k] = vim_content[k] - if "vim_user" in vim_content: - vim_content["vim_username"] = vim_content["vim_user"] - if vim_RO: - desc = await RO.edit("vim_account", RO_vim_id, descriptor=vim_RO) - db_vim["_admin"]["operationalState"] = "ENABLED" - self.update_db("vim_accounts", vim_id, db_vim) - - self.logger.debug(logging_text + "Exit Ok RO_vim_id".format(RO_vim_id)) - return RO_vim_id - - 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["_admin"]["operationalState"] = "ERROR" - db_vim["_admin"]["detailed-status"] = "ERROR {}: {}".format(step , exc) - self.update_db("vim_accounts", vim_id, db_vim) - - 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 - 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 + "Skipping. There is not RO information at database") - self.db.del_one("vim_accounts", {"_id": vim_id}) - self.logger.debug("vim_delete task vim_id={} Exit Ok".format(vim_id)) - return None - - 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["_admin"]["operationalState"] = "ERROR" - db_vim["_admin"]["detailed-status"] = "ERROR {}: {}".format(step , exc) - self.update_db("vim_accounts", vim_id, db_vim) - - 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 - exc = None - try: - step = "Getting sdn from db" - db_sdn = self.db.get_one("sdns", {"_id": sdn_id}) - if "_admin" not in db_sdn: - db_sdn["_admin"] = {} - if "deployed" not in db_sdn["_admin"]: - db_sdn["_admin"]["deployed"] = {} - db_sdn["_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["_admin"]["deployed"]["RO"] = RO_sdn_id - db_sdn["_admin"]["operationalState"] = "ENABLED" - self.update_db("sdns", sdn_id, db_sdn) - self.logger.debug(logging_text + "Exit Ok RO_sdn_id".format(RO_sdn_id)) - return RO_sdn_id - - 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) - self.update_db("sdns", sdn_id, db_sdn) - - 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 - 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: - desc = await RO.edit("sdn", RO_sdn_id, descriptor=sdn_RO) - db_sdn["_admin"]["operationalState"] = "ENABLED" - self.update_db("sdns", sdn_id, db_sdn) - - self.logger.debug(logging_text + "Exit Ok RO_sdn_id".format(RO_sdn_id)) - return RO_sdn_id - - 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) - self.update_db("sdns", sdn_id, db_sdn) - - 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 - 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 None - - 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) - self.update_db("sdns", sdn_id, db_sdn) - - 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 - 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, db_nsr, db_nslcmop, vnf_member_index, 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 db_nsr: nsr database content - :param db_nslcmop: nslcmop database content - :param vnf_member_index: NSD vnf-member-index - :param task: None for charm status change, or task for completion task callback - :return: - """ - nsr_id = None - nslcmop_id = None - update_nsr = update_nslcmop = False - try: - nsr_id = db_nsr["_id"] - nslcmop_id = db_nslcmop["_id"] - nsr_lcm = db_nsr["_admin"]["deployed"] - ns_action = db_nslcmop["lcmOperationType"] - logging_text = "Task ns={} {}={} [n2vc_callback] vnf_index={}".format(nsr_id, ns_action, nslcmop_id, - vnf_member_index) - - if task: - if task.cancelled(): - self.logger.debug(logging_text + " task Cancelled") - # TODO update db_nslcmop - return - - if task.done(): - exc = task.exception() - if exc: - self.logger.error(logging_text + " task Exception={}".format(exc)) - if ns_action in ("instantiate", "terminate"): - nsr_lcm["VCA"][vnf_member_index]['operational-status'] = "error" - nsr_lcm["VCA"][vnf_member_index]['detailed-status'] = str(exc) - elif ns_action == "action": - db_nslcmop["operationState"] = "FAILED" - db_nslcmop["detailed-status"] = str(exc) - db_nslcmop["statusEnteredTime"] = time() - update_nslcmop = True - return - - else: - self.logger.debug(logging_text + " task Done") - # TODO revise with Adam if action is finished and ok when task is done - if ns_action == "action": - db_nslcmop["operationState"] = "COMPLETED" - db_nslcmop["detailed-status"] = "Done" - db_nslcmop["statusEnteredTime"] = time() - update_nslcmop = True - # task is Done, but callback is still ongoing. So ignore - return - elif status: - self.logger.debug(logging_text + " Enter status={}".format(status)) - if nsr_lcm["VCA"][vnf_member_index]['operational-status'] == status: - return # same status, ignore - nsr_lcm["VCA"][vnf_member_index]['operational-status'] = status - nsr_lcm["VCA"][vnf_member_index]['detailed-status'] = str(message) - else: - self.logger.critical(logging_text + " Enter with bad parameters", exc_info=True) - return - - all_active = True - status_map = {} - n2vc_error_text = [] # contain text error list. If empty no one is in error status - for vnf_index, 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 - elif vca_status in ("error", "blocked"): - n2vc_error_text.append("member_vnf_index={} {}: {}".format(vnf_member_index, vca_status, - vca_info["detailed-status"])) - - if all_active: - self.logger.debug("[n2vc_callback] ns_instantiate={} vnf_index={} All active".format(nsr_id, vnf_member_index)) - db_nsr["config-status"] = "configured" - db_nsr["detailed-status"] = "done" - db_nslcmop["operationState"] = "COMPLETED" - db_nslcmop["detailed-status"] = "Done" - db_nslcmop["statusEnteredTime"] = time() - elif n2vc_error_text: - db_nsr["config-status"] = "failed" - error_text = "fail configuring " + ";".join(n2vc_error_text) - db_nsr["detailed-status"] = error_text - db_nslcmop["operationState"] = "FAILED_TEMP" - db_nslcmop["detailed-status"] = error_text - db_nslcmop["statusEnteredTime"] = time() - else: - cs = "configuring: " - separator = "" - for status, num in status_map.items(): - cs += separator + "{}: {}".format(status, num) - separator = ", " - db_nsr["config-status"] = cs - db_nsr["detailed-status"] = cs - db_nslcmop["detailed-status"] = cs - update_nsr = update_nslcmop = True - - except Exception as e: - self.logger.critical("[n2vc_callback] vnf_index={} Exception {}".format(vnf_member_index, e), exc_info=True) - finally: - try: - if update_nslcmop: - self.update_db("nslcmops", nslcmop_id, db_nslcmop) - if update_nsr: - self.update_db("nsrs", nsr_id, db_nsr) - except Exception as e: - self.logger.critical("[n2vc_callback] vnf_index={} Update database Exception {}".format( - vnf_member_index, e), exc_info=True) - - def ns_params_2_RO(self, ns_params): - """ - 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"] == "PROCESSING": - # #TODO check if VIM is creating and wait - 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 - - 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 in ns_params["vnf"]: - RO_vnf = {} - if "vimAccountId" in vnf: - RO_vnf["datacenter"] = vim_account_2_RO(vnf["vimAccountId"]) - if RO_vnf: - RO_ns_params["vnfs"][vnf["member-vnf-index"]] = RO_vnf - if ns_params.get("vld"): - for vld in ns_params["vld"]: - RO_vld = {} - if "ip-profile" in vld: - RO_vld["ip-profile"] = vld["ip-profile"] - if "vim-network-name" in vld: - RO_vld["sites"] = [] - if isinstance(vld["vim-network-name"], dict): - for vim_account, vim_net in vld["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["vim-network-name"]}) - if RO_vld: - RO_ns_params["networks"][vld["name"]] = RO_vld - return RO_ns_params - - 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_vnfr = {} - exc = None - step = "Getting nsr, nslcmop, RO_vims from db" - try: - db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id}) - db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) - 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"] - db_vnfr[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["detailed-status"] = "creating" - db_nsr["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["detailed-status"] = "Creating vnfd={} at RO".format(vnfd_id) - self.logger.debug(logging_text + step) - vnfd_id_RO = nsr_id + "." + vnfd_id[:200] - - # look if present - vnfd_list = await RO.get_list("vnfd", filter_by={"osm_id": vnfd_id_RO}) - if vnfd_list: - nsr_lcm["RO"]["vnfd_id"][vnfd_id] = vnfd_list[0]["uuid"] - self.logger.debug(logging_text + "RO vnfd={} exist. 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) - nsr_lcm["RO"]["vnfd_id"][vnfd_id] = desc["uuid"] - db_nsr["_admin"]["nsState"] = "INSTANTIATED" - self.update_db("nsrs", nsr_id, db_nsr) - - # create nsd at RO - nsd_id = nsd["id"] - step = db_nsr["detailed-status"] = "Creating nsd={} at RO".format(nsd_id) - self.logger.debug(logging_text + step) - - nsd_id_RO = nsd_id + "." + nsd_id[:200] - nsd_list = await RO.get_list("nsd", filter_by={"osm_id": nsd_id_RO}) - if nsd_list: - nsr_lcm["RO"]["nsd_id"] = nsd_list[0]["uuid"] - self.logger.debug(logging_text + "RO nsd={} exist. Using RO_id={}".format( - nsd_id, nsd_list[0]["uuid"])) - else: - nsd_RO = deepcopy(nsd) - nsd_RO["id"] = nsd_id_RO - 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"] = nsr_id + "." + vnfd_id[:200] - desc = await RO.create("nsd", descriptor=nsd_RO) - db_nsr["_admin"]["nsState"] = "INSTANTIATED" - nsr_lcm["RO"]["nsd_id"] = desc["uuid"] - self.update_db("nsrs", nsr_id, db_nsr) - - # Crate ns at RO - # if present use it unless in error status - RO_nsr_id = nsr_lcm["RO"].get("nsr_id") - if RO_nsr_id: - try: - step = db_nsr["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 = nsr_lcm["RO"]["nsr_id"] = None - if RO_nsr_id: - ns_status, ns_status_info = RO.check_ns_status(desc) - nsr_lcm["RO"]["nsr_status"] = ns_status - if ns_status == "ERROR": - step = db_nsr["detailed-status"] = "Deleting ns at RO" - self.logger.debug(logging_text + step + " RO_ns_id={}".format(RO_nsr_id)) - await RO.delete("ns", RO_nsr_id) - RO_nsr_id = nsr_lcm["RO"]["nsr_id"] = None - if not RO_nsr_id: - step = db_nsr["detailed-status"] = "Creating ns at RO" - self.logger.debug(logging_text + step) - RO_ns_params = self.ns_params_2_RO(db_nsr.get("instantiate_params")) - desc = await RO.create("ns", descriptor=RO_ns_params, - name=db_nsr["name"], - scenario=nsr_lcm["RO"]["nsd_id"]) - RO_nsr_id = nsr_lcm["RO"]["nsr_id"] = desc["uuid"] - db_nsr["_admin"]["nsState"] = "INSTANTIATED" - nsr_lcm["RO"]["nsr_status"] = "BUILD" - - self.update_db("nsrs", nsr_id, db_nsr) - # update VNFR vimAccount - step = "Updating VNFR vimAcccount" - for vnf_index, vnfr in db_vnfr.items(): - if vnfr.get("vim-account-id"): - continue - if db_nsr["instantiate_params"].get("vnf") and db_nsr["instantiate_params"]["vnf"].get(vnf_index) \ - and db_nsr["instantiate_params"]["vnf"][vnf_index].get("vimAccountId"): - vnfr["vim-account-id"] = db_nsr["instantiate_params"]["vnf"][vnf_index]["vimAccountId"] - else: - vnfr["vim-account-id"] = db_nsr["instantiate_params"]["vimAccountId"] - self.update_db("vnfrs", vnfr["_id"], vnfr) - - # wait until NS is ready - step = ns_status_detailed = "Waiting ns ready at RO" - db_nsr["detailed-status"] = ns_status_detailed - self.logger.debug(logging_text + step + " RO_ns_id={}".format(RO_nsr_id)) - 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) - nsr_lcm["RO"]["nsr_status"] = ns_status - if ns_status == "ERROR": - raise ROclient.ROClientException(ns_status_info) - elif ns_status == "BUILD": - db_nsr["detailed-status"] = ns_status_detailed + "; {}".format(ns_status_info) - self.update_db("nsrs", nsr_id, db_nsr) - elif ns_status == "ACTIVE": - step = "Getting ns VIM information" - ns_RO_info = nsr_lcm["nsr_ip"] = RO.get_ns_vnf_info(desc) - break - else: - assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status) - - 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" - for vnf_index, vnfr_deployed in ns_RO_info.items(): - vnfr = db_vnfr[vnf_index] - vnfr["ip-address"] = vnfr_deployed.get("ip_address") - for vdu_id, vdu_deployed in vnfr_deployed["vdur"].items(): - for vdur in vnfr["vdur"]: - if vdur["vdu-id-ref"] == vdu_id: - vdur["vim-id"] = vdu_deployed.get("vim_id") - vdur["ip-address"] = vdu_deployed.get("ip_address") - break - self.update_db("vnfrs", vnfr["_id"], vnfr) - - db_nsr["detailed-status"] = "Configuring vnfr" - self.update_db("nsrs", nsr_id, db_nsr) - - # The parameters we'll need to deploy a charm - number_to_configure = 0 - - def deploy(): - """An inner function to deploy the charm from either vnf or vdu - """ - - # 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'] = db_vnfr[vnf_index]["ip-address"] - - # ns_name will be ignored in the current version of N2VC - # but will be implemented for the next point release. - model_name = 'default' - application_name = self.n2vc.FormatApplicationName( - nsr_name, - vnf_index, - vnfd['name'], - ) - - nsr_lcm["VCA"][vnf_index] = { - "model": model_name, - "application": application_name, - "operational-status": "init", - "detailed-status": "", - "vnfd_id": vnfd_id, - } - - self.logger.debug("Task create_ns={} Passing artifacts path '{}' for {}".format(nsr_id, charm_path, proxy_charm)) - 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 - db_nsr, # Callback parameter - db_nslcmop, - vnf_index, # Callback parameter - None, # Callback parameter (task) - ) - ) - task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None, None, - db_nsr, db_nslcmop, vnf_index)) - self.lcm_ns_tasks[nsr_id][nslcmop_id]["create_charm:" + vnf_index] = task - - # TODO: Make this call inside deploy() - # Login to the VCA. If there are multiple calls to login(), - # subsequent calls will be a nop and return immediately. - await self.n2vc.login() - - 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"] - params = {} - - if proxy_charm: - if 'initial-config-primitive' in vnf_config: - params['initial-config-primitive'] = vnf_config['initial-config-primitive'] - - deploy() - number_to_configure += 1 - - # Deploy charms for each VDU that supports one. - for vdu in vnfd['vdu']: - vdu_config = vdu.get('vdu-configuration') - proxy_charm = None - params = {} - - if vdu_config and vdu_config.get("juju"): - proxy_charm = vdu_config["juju"]["charm"] - - if 'initial-config-primitive' in vdu_config: - params['initial-config-primitive'] = vdu_config['initial-config-primitive'] - - if proxy_charm: - deploy() - number_to_configure += 1 - - if number_to_configure: - db_nsr["config-status"] = "configuring" - db_nsr["detailed-status"] = "configuring: init: {}".format(number_to_configure) - db_nslcmop["detailed-status"] = "configuring: init: {}".format(number_to_configure) - else: - db_nslcmop["operationState"] = "COMPLETED" - db_nslcmop["detailed-status"] = "done" - db_nsr["config-status"] = "configured" - db_nsr["detailed-status"] = "done" - db_nsr["operational-status"] = "running" - self.update_db("nsrs", nsr_id, db_nsr) - self.update_db("nslcmops", nslcmop_id, db_nslcmop) - self.logger.debug("Task ns_instantiate={} Exit Ok".format(nsr_id)) - return nsr_lcm - - except (ROclient.ROClientException, DbException, LcmException) 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(type(e).__name__, e), exc_info=True) - exc = e - finally: - if exc: - if db_nsr: - db_nsr["detailed-status"] = "ERROR {}: {}".format(step, exc) - db_nsr["operational-status"] = "failed" - self.update_db("nsrs", nsr_id, db_nsr) - if db_nslcmop: - db_nslcmop["detailed-status"] = "FAILED {}: {}".format(step, exc) - db_nslcmop["operationState"] = "FAILED" - db_nslcmop["statusEnteredTime"] = time() - self.update_db("nslcmops", nslcmop_id, db_nslcmop) - - 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 - step = "Getting nsr, nslcmop from db" - failed_detail = [] # annotates all failed error messages - vca_task_list = [] - vca_task_dict = {} - try: - db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id}) - db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) - # nsd = db_nsr["nsd"] - nsr_lcm = deepcopy(db_nsr["_admin"]["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", - "config-status": "terminating", - "detailed-status": "Deleting charms", - } - self.update_db_2("nsrs", nsr_id, db_nsr_update) - - try: - self.logger.debug(logging_text + step) - for vnf_index, deploy_info in nsr_lcm["VCA"].items(): - if deploy_info and deploy_info.get("application"): - task = asyncio.ensure_future( - self.n2vc.RemoveCharms( - deploy_info['model'], - deploy_info['application'], - # self.n2vc_callback, - # db_nsr, - # db_nslcmop, - # vnf_index, - ) - ) - vca_task_list.append(task) - vca_task_dict[vnf_index] = 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:" + vnf_index] = task - except Exception as e: - self.logger.debug(logging_text + "Failed while deleting charms: {}".format(e)) - # remove from RO - - RO = ROclient.ROClient(self.loop, **self.ro_config) - # Delete ns - RO_nsr_id = nsr_lcm["RO"].get("nsr_id") - if RO_nsr_id: - try: - step = db_nsr["detailed-status"] = "Deleting ns at RO" - self.logger.debug(logging_text + step) - desc = await RO.delete("ns", RO_nsr_id) - nsr_lcm["RO"]["nsr_id"] = None - nsr_lcm["RO"]["nsr_status"] = "DELETED" - except ROclient.ROClientException as e: - if e.http_code == 404: # not found - nsr_lcm["RO"]["nsr_id"] = None - nsr_lcm["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]) - else: - failed_detail.append("RO_ns_id={} delete error: {}".format(RO_nsr_id, e)) - self.logger.error(logging_text + failed_detail[-1]) - - # Delete nsd - RO_nsd_id = nsr_lcm["RO"]["nsd_id"] - if RO_nsd_id: - try: - step = db_nsr["detailed-status"] = "Deleting nsd at RO" - desc = await RO.delete("nsd", RO_nsd_id) - self.logger.debug(logging_text + "RO_nsd_id={} deleted".format(RO_nsd_id)) - nsr_lcm["RO"]["nsd_id"] = None - except ROclient.ROClientException as e: - if e.http_code == 404: # not found - nsr_lcm["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]) - else: - failed_detail.append("RO_nsd_id={} delete error: {}".format(RO_nsd_id, e)) - self.logger.error(logging_text + failed_detail[-1]) - - for vnf_id, RO_vnfd_id in nsr_lcm["RO"]["vnfd_id"].items(): - if not RO_vnfd_id: - continue - try: - step = db_nsr["detailed-status"] = "Deleting vnfd={} at RO".format(vnf_id) - desc = await RO.delete("vnfd", RO_vnfd_id) - self.logger.debug(logging_text + "RO_vnfd_id={} deleted".format(RO_vnfd_id)) - nsr_lcm["RO"]["vnfd_id"][vnf_id] = None - except ROclient.ROClientException as e: - if e.http_code == 404: # not found - nsr_lcm["RO"]["vnfd_id"][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: - await asyncio.wait(vca_task_list, timeout=300) - for vnf_index, task in vca_task_dict.items(): - if task.cancelled(): - failed_detail.append("VCA[{}] Deletion has been cancelled".format(vnf_index)) - elif task.done(): - exc = task.exception() - if exc: - failed_detail.append("VCA[{}] Deletion exception: {}".format(vnf_index, exc)) - else: - nsr_lcm["VCA"][vnf_index] = None - else: # timeout - # TODO Should it be cancelled?!! - task.cancel() - failed_detail.append("VCA[{}] Deletion timeout".format(vnf_index)) - - if failed_detail: - self.logger.error(logging_text + " ;".join(failed_detail)) - db_nsr_update = { - "operational-status": "failed", - "detailed-status": "Deletion errors " + "; ".join(failed_detail), - "_admin": {"deployed": nsr_lcm, } - } - db_nslcmop_update = { - "detailed-status": "; ".join(failed_detail), - "operationState": "FAILED", - "statusEnteredTime": time() - } - elif db_nslcmop["operationParams"].get("autoremove"): - self.db.del_one("nsrs", {"_id": nsr_id}) - self.db.del_list("nslcmops", {"nsInstanceId": nsr_id}) - self.db.del_list("vnfrs", {"nsr-id-ref": nsr_id}) - else: - db_nsr_update = { - "operational-status": "terminated", - "detailed-status": "Done", - "_admin": {"deployed": nsr_lcm, "nsState": "NOT_INSTANTIATED"} - } - db_nslcmop_update = { - "detailed-status": "Done", - "operationState": "COMPLETED", - "statusEnteredTime": time() - } - self.logger.debug(logging_text + "Exit") - - 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_nslcmop: - db_nslcmop_update = { - "detailed-status": "FAILED {}: {}".format(step, exc), - "operationState": "FAILED", - "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) - - 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 = 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") - vnf_index = db_nslcmop["operationParams"]["vnf_member_index"] - - #TODO check if ns is in a proper status - vca_deployed = nsr_lcm["VCA"].get(vnf_index) - if not vca_deployed: - raise LcmException("charm for vnf_member_index={} is not deployed".format(vnf_index)) - model_name = vca_deployed.get("model") - application_name = vca_deployed.get("application") - if not model_name or not application_name: - raise LcmException("charm for vnf_member_index={} is not properly deployed".format(vnf_index)) - if vca_deployed["operational-status"] != "active": - raise LcmException("charm for vnf_member_index={} operational_status={} not 'active'".format( - vnf_index, vca_deployed["operational-status"])) - primitive = db_nslcmop["operationParams"]["primitive"] - primitive_params = db_nslcmop["operationParams"]["primitive_params"] - callback = None # self.n2vc_callback - callback_args = () # [db_nsr, db_nslcmop, 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, vnf_index)) - # self.lcm_ns_tasks[nsr_id][nslcmop_id]["action: " + primitive] = task - # wait until completed with timeout - await asyncio.wait((task,), timeout=300) - - result = "FAILED" # by default - result_detail = "" - if task.cancelled(): - db_nslcmop["detailed-status"] = "Task has been cancelled" - elif task.done(): - exc = task.exception() - if exc: - result_detail = str(exc) - else: - self.logger.debug(logging_text + " task Done") - # 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" - - db_nslcmop_update = { - "detailed-status": result_detail, - "operationState": result, - "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 Exception as e: - self.logger.critical(logging_text + "Exit Exception {} {}".format(type(e).__name__, e), exc_info=True) - exc = e - finally: - if exc and db_nslcmop: - db_nslcmop_update = { - "detailed-status": "FAILED {}: {}".format(step, exc), - "operationState": "FAILED", - "statusEnteredTime": time(), - } - if db_nslcmop_update: - self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update) - - async def test(self, param=None): - self.logger.debug("Starting/Ending test task: {}".format(param)) - - def cancel_tasks(self, topic, _id): - """ - Cancel all active tasks of a concrete nsr or vim identified for _id - :param topic: can be ns or vim_account - :param _id: nsr or vim identity - :return: None, or raises an exception if not possible - """ - if topic == "ns": - lcm_tasks = self.lcm_ns_tasks - elif topic== "vim_account": - lcm_tasks = self.lcm_vim_tasks - elif topic== "sdn": - lcm_tasks = self.lcm_sdn_tasks - - if not lcm_tasks.get(_id): - return - for order_id, tasks_set in lcm_tasks[_id].items(): - for task_name, task in tasks_set.items(): - result = task.cancel() - if result: - self.logger.debug("{} _id={} order_id={} task={} cancelled".format(topic, _id, order_id, task_name)) - lcm_tasks[_id] = {} - - async def kafka_ping(self): - self.logger.debug("Task kafka_ping Enter") - consecutive_errors = 0 - first_start = True - kafka_has_received = False - self.pings_not_received = 1 - while True: - try: - await self.msg.aiowrite("admin", "ping", {"from": "lcm", "to": "lcm"}, self.loop) - # time between pings are low when it is not received and at starting - wait_time = 5 if not kafka_has_received else 120 - if not self.pings_not_received: - kafka_has_received = True - self.pings_not_received += 1 - await asyncio.sleep(wait_time, loop=self.loop) - if self.pings_not_received > 10: - raise LcmException("It is not receiving pings from Kafka bus") - consecutive_errors = 0 - first_start = False - except LcmException: - raise - except Exception as e: - # if not first_start is the first time after starting. So leave more time and wait - # to allow kafka starts - if consecutive_errors == 8 if not first_start else 30: - self.logger.error("Task kafka_read task exit error too many errors. Exception: {}".format(e)) - raise - consecutive_errors += 1 - self.logger.error("Task kafka_read retrying after Exception {}".format(e)) - wait_time = 1 if not first_start else 5 - await asyncio.sleep(wait_time, loop=self.loop) - - async def kafka_read(self): - self.logger.debug("Task kafka_read Enter") - order_id = 1 - # future = asyncio.Future() - consecutive_errors = 0 - first_start = True - while consecutive_errors < 10: - try: - topics = ("admin", "ns", "vim_account", "sdn") - topic, command, params = await self.msg.aioread(topics, self.loop) - self.logger.debug("Task kafka_read receives {} {}: {}".format(topic, command, params)) - consecutive_errors = 0 - first_start = False - order_id += 1 - if command == "exit": - print("Bye!") - break - elif command.startswith("#"): - continue - elif command == "echo": - # just for test - print(params) - sys.stdout.flush() - continue - elif command == "test": - asyncio.Task(self.test(params), loop=self.loop) - continue - - if topic == "admin": - if command == "ping" and params["to"] == "lcm" and params["from"] == "lcm": - self.pings_not_received = 0 - continue - elif topic == "ns": - if command == "instantiate": - # self.logger.debug("Deploying NS {}".format(nsr_id)) - nslcmop = params - nslcmop_id = nslcmop["_id"] - nsr_id = nslcmop["nsInstanceId"] - task = asyncio.ensure_future(self.ns_instantiate(nsr_id, nslcmop_id)) - if nsr_id not in self.lcm_ns_tasks: - self.lcm_ns_tasks[nsr_id] = {} - self.lcm_ns_tasks[nsr_id][nslcmop_id] = {"ns_instantiate": task} - continue - elif command == "terminate": - # self.logger.debug("Deleting NS {}".format(nsr_id)) - nslcmop = params - nslcmop_id = nslcmop["_id"] - nsr_id = nslcmop["nsInstanceId"] - self.cancel_tasks(topic, nsr_id) - task = asyncio.ensure_future(self.ns_terminate(nsr_id, nslcmop_id)) - if nsr_id not in self.lcm_ns_tasks: - self.lcm_ns_tasks[nsr_id] = {} - self.lcm_ns_tasks[nsr_id][nslcmop_id] = {"ns_terminate": task} - continue - elif command == "action": - # self.logger.debug("Update NS {}".format(nsr_id)) - nslcmop = params - nslcmop_id = nslcmop["_id"] - nsr_id = nslcmop["nsInstanceId"] - task = asyncio.ensure_future(self.ns_action(nsr_id, nslcmop_id)) - if nsr_id not in self.lcm_ns_tasks: - self.lcm_ns_tasks[nsr_id] = {} - self.lcm_ns_tasks[nsr_id][nslcmop_id] = {"ns_action": task} - continue - elif command == "show": - try: - db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) - print( - "nsr:\n _id={}\n operational-status: {}\n config-status: {}\n detailed-status: " - "{}\n deploy: {}\n tasks: {}".format( - nsr_id, db_nsr["operational-status"], - db_nsr["config-status"], db_nsr["detailed-status"], - db_nsr["_admin"]["deployed"], self.lcm_ns_tasks.get(nsr_id))) - except Exception as e: - print("nsr {} not found: {}".format(nsr_id, e)) - sys.stdout.flush() - continue - elif command == "deleted": - continue # TODO cleaning of task just in case should be done - elif topic == "vim_account": - vim_id = params["_id"] - if command == "create": - task = asyncio.ensure_future(self.vim_create(params, order_id)) - if vim_id not in self.lcm_vim_tasks: - self.lcm_vim_tasks[vim_id] = {} - self.lcm_vim_tasks[vim_id][order_id] = {"vim_create": task} - continue - elif command == "delete": - self.cancel_tasks(topic, vim_id) - task = asyncio.ensure_future(self.vim_delete(vim_id, order_id)) - if vim_id not in self.lcm_vim_tasks: - self.lcm_vim_tasks[vim_id] = {} - self.lcm_vim_tasks[vim_id][order_id] = {"vim_delete": task} - continue - elif command == "show": - print("not implemented show with vim_account") - sys.stdout.flush() - continue - elif command == "edit": - task = asyncio.ensure_future(self.vim_edit(vim_id, order_id)) - if vim_id not in self.lcm_vim_tasks: - self.lcm_vim_tasks[vim_id] = {} - self.lcm_vim_tasks[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)) - if _sdn_id not in self.lcm_sdn_tasks: - self.lcm_sdn_tasks[_sdn_id] = {} - self.lcm_sdn_tasks[_sdn_id][order_id] = {"sdn_create": task} - continue - elif command == "delete": - self.cancel_tasks(topic, _sdn_id) - task = asyncio.ensure_future(self.sdn_delete(_sdn_id, order_id)) - if _sdn_id not in self.lcm_sdn_tasks: - self.lcm_sdn_tasks[_sdn_id] = {} - self.lcm_sdn_tasks[_sdn_id][order_id] = {"sdn_delete": task} - continue - elif command == "edit": - task = asyncio.ensure_future(self.sdn_edit(_sdn_id, order_id)) - if _sdn_id not in self.lcm_sdn_tasks: - self.lcm_sdn_tasks[_sdn_id] = {} - self.lcm_sdn_tasks[_sdn_id][order_id] = {"sdn_edit": task} - continue - self.logger.critical("unknown topic {} and command '{}'".format(topic, command)) - except Exception as e: - # if not first_start is the first time after starting. So leave more time and wait - # to allow kafka starts - if consecutive_errors == 8 if not first_start else 30: - self.logger.error("Task kafka_read task exit error too many errors. Exception: {}".format(e)) - raise - consecutive_errors += 1 - self.logger.error("Task kafka_read retrying after Exception {}".format(e)) - wait_time = 2 if not first_start else 5 - await asyncio.sleep(wait_time, loop=self.loop) - - # self.logger.debug("Task kafka_read terminating") - self.logger.debug("Task kafka_read exit") - - def start(self): - self.loop = asyncio.get_event_loop() - self.loop.run_until_complete(asyncio.gather( - self.kafka_read(), - self.kafka_ping() - )) - # TODO - # self.logger.debug("Terminating cancelling creation tasks") - # self.cancel_tasks("ALL", "create") - # timeout = 200 - # while self.is_pending_tasks(): - # self.logger.debug("Task kafka_read terminating. Waiting for tasks termination") - # await asyncio.sleep(2, loop=self.loop) - # timeout -= 2 - # if not timeout: - # self.cancel_tasks("ALL", "ALL") - self.loop.close() - self.loop = None - if self.db: - self.db.db_disconnect() - if self.msg: - self.msg.disconnect() - if self.fs: - self.fs.fs_disconnect() - - - def read_config_file(self, config_file): - # TODO make a [ini] + yaml inside parser - # the configparser library is not suitable, because it does not admit comments at the end of line, - # and not parse integer or boolean - try: - with open(config_file) as f: - conf = yaml.load(f) - for k, v in environ.items(): - if not k.startswith("OSMLCM_"): - continue - k_items = k.lower().split("_") - c = conf - try: - for k_item in k_items[1:-1]: - if k_item in ("ro", "vca"): - # put in capital letter - k_item = k_item.upper() - c = c[k_item] - if k_items[-1] == "port": - c[k_items[-1]] = int(v) - else: - c[k_items[-1]] = v - except Exception as e: - self.logger.warn("skipping environ '{}' on exception '{}'".format(k, e)) - - return conf - except Exception as e: - self.logger.critical("At config file '{}': {}".format(config_file, e)) - exit(1) - - -if __name__ == '__main__': - - config_file = "lcm.cfg" - lcm = Lcm(config_file) - - lcm.start()