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# -------------------------------------------------------------------------
# Copyright (c) 2015-2017 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.
#
# -------------------------------------------------------------------------
#
import json
import os
def get_local_policies(local_policy_folder, local_policy_list, policy_id_list=None):
"""
Get policies from a local file system.
Required for the following scenarios:
(a) doing work-arounds (e.g. if we are asked to drop some policies for testing purposes)
(b) work-arounds when policy platform is giving issues (e.g. if dev/IST policies are wiped out in an upgrade)
:param local_policy_folder: where the policy files are present
:param local_policy_list: list of local policies
:param policy_id_list: list of policies to get (if unspecified or None, get all)
:return: get policies
"""
policies = []
for fname in local_policy_list: # ugly removal of .json from file name
if policy_id_list and fname[:-5] not in policy_id_list:
continue
with open(os.path.join(local_policy_folder, fname)) as fid:
policies.append(json.load(fid))
return policies
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