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path: root/apps/pci/optimizers/configdb.py
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# -------------------------------------------------------------------------
#   Copyright (c) 2018 AT&T Intellectual Property
#
#   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.
#
# -------------------------------------------------------------------------
#

from datetime import datetime as dt

from osdf.logging.osdf_logging import debug_log
from osdf.utils.interfaces import RestClient


def request(req_object, osdf_config, flat_policies):
    """
    Process a configdb request from a Client (build Conductor API call, make the call, return result)
    :param req_object: Request parameters from the client
    :param osdf_config: Configuration specific to OSDF application (core + deployment)
    :param flat_policies: policies related to PCI Opt (fetched based on request)
    :return: response from ConfigDB (accounting for redirects from Conductor service
    """
    cell_list_response = {}
    config = osdf_config.deployment
    local_config = osdf_config.core
    uid, passwd = config['configDbUserName'], config['configDbPassword']
    req_id = req_object['requestInfo']['requestId']
    transaction_id = req_object['requestInfo']['transactionId']
    headers = dict(transaction_id=transaction_id)

    network_id = req_object['cellInfo']['networkId']

    cell_list_response['network_id'] = network_id

    ts = dt.strftime(dt.now(), '%Y-%m-%d %H:%M:%S%z')

    rc = RestClient(userid=uid, passwd=passwd, method="GET", log_func=debug_log.debug, headers=headers)

    cell_list_url = '{}/{}/{}/{}'.format(config['configDbUrl'], config['configDbGetCellListUrl'], network_id, ts)

    cell_list_resp = rc.request(raw_response=True, url=cell_list_url)
    cell_resp = cell_list_resp.json()

    cell_list = []
    count = 0
    for cell_id in cell_resp:
        cell_info = {'cell_id': cell_id, 'id': count}
        nbr_list_url = '{}/{}/{}/{}'.format(config['configDbUrl'], config['configDbGetNbrListUrl'], cell_id, ts)
        nbr_list_raw = rc.request(url=nbr_list_url, raw_response=True)
        cell_info['nbr_list'] = get_neighbor_list(nbr_list_raw.json())
        cell_list.append(cell_info)
        count += 1

    cell_list_response['cell_list'] = cell_list
    return cell_resp, cell_list_response


def get_neighbor_list(nbr_list_response):
    return nbr_list_response.get('nbrList', [])