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# ============LICENSE_START=======================================================
# Copyright (c) 2018 AT&T Intellectual Property. 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.
# ============LICENSE_END=========================================================
#
# ECOMP is a trademark and service mark of AT&T Intellectual Property.
"""mocking for the policy-engine - shared by many tests"""
import copy
import json
import re
from policyhandler.policy_consts import (POLICY_BODY, POLICY_CONFIG, POLICY_ID,
POLICY_NAME, POLICY_VERSION)
from policyhandler.policy_utils import PolicyUtils
from .mock_settings import Settings
class MonkeyPolicyBody(object):
"""policy body that policy-engine returns"""
@staticmethod
def create_policy_body(policy_id, policy_version=1):
"""returns a fake policy-body"""
prev_ver = str(policy_version - 1)
this_ver = str(policy_version)
config = {
"policy_updated_from_ver": prev_ver,
"policy_updated_to_ver": this_ver,
"policy_hello": "world!",
"updated_policy_id": policy_id
}
return {
"policyConfigMessage": "Config Retrieved! ",
"policyConfigStatus": "CONFIG_RETRIEVED",
"type": "JSON",
POLICY_NAME: "{0}.{1}.xml".format(policy_id, this_ver),
POLICY_VERSION: this_ver,
POLICY_CONFIG: json.dumps(config, sort_keys=True),
"matchingConditions": {
"ONAPName": "DCAE",
"ConfigName": "alex_config_name"
},
"responseAttributes": {},
"property": None
}
class MockPolicyEngine(object):
"""pretend this is the policy-engine"""
scope_prefix = "test_scope_prefix.Config_"
LOREM_IPSUM = """Lorem ipsum dolor sit amet consectetur ametist""".split()
LONG_TEXT = "0123456789" * 100
_policies = []
_inited = False
@staticmethod
def init():
"""init static vars"""
if MockPolicyEngine._inited:
return
MockPolicyEngine._inited = True
MockPolicyEngine._policies = [
MonkeyPolicyBody.create_policy_body(
MockPolicyEngine.scope_prefix + policy_id, policy_index + 1)
for policy_id in MockPolicyEngine.LOREM_IPSUM
for policy_index in range(1 + MockPolicyEngine.LOREM_IPSUM.index(policy_id))]
Settings.logger.info("MockPolicyEngine._policies: %s",
json.dumps(MockPolicyEngine._policies))
@staticmethod
def get_config(policy_name):
"""find policy the way the policy-engine finds"""
if not policy_name:
return []
return [copy.deepcopy(policy)
for policy in MockPolicyEngine._policies
if re.match(policy_name, policy[POLICY_NAME])]
@staticmethod
def get_configs_all():
"""get all policies the way the policy-engine finds"""
policies = [copy.deepcopy(policy)
for policy in MockPolicyEngine._policies]
for policy in policies:
policy["config"] = MockPolicyEngine.LONG_TEXT
return policies
@staticmethod
def get_policy_id(policy_index):
"""get the policy_id by index"""
return (MockPolicyEngine.scope_prefix
+ MockPolicyEngine.LOREM_IPSUM[
policy_index % len(MockPolicyEngine.LOREM_IPSUM)])
@staticmethod
def gen_policy_latest(policy_index, version_offset=0):
"""generate the policy response by policy_index = version - 1"""
policy_id = MockPolicyEngine.get_policy_id(policy_index)
policy = {
POLICY_ID: policy_id,
POLICY_BODY: MonkeyPolicyBody.create_policy_body(
policy_id, policy_index + 1 - version_offset)
}
return policy_id, PolicyUtils.parse_policy_config(policy)
@staticmethod
def gen_all_policies_latest(version_offset=0):
"""generate all latest policies"""
return dict(MockPolicyEngine.gen_policy_latest(policy_index, version_offset=version_offset)
for policy_index in range(len(MockPolicyEngine.LOREM_IPSUM)))
@staticmethod
def gen_policies_latest(match_to_policy_name):
"""generate all latest policies"""
return dict((k, v)
for k, v in MockPolicyEngine.gen_all_policies_latest().items()
if re.match(match_to_policy_name, k))
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