monasca-agent/monasca_setup/detection/args_plugin.py

56 lines
1.9 KiB
Python

# (C) Copyright 2015 Hewlett Packard Enterprise Development Company LP
# 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 logging
from plugin import Plugin
log = logging.getLogger(__name__)
class ArgsPlugin(Plugin):
"""Base plugin for detection plugins that take arguments for configuration rather than do
detection.
"""
def _build_instance(self, arg_list):
"""If a value for each arg in the arg_list was specified build it into an instance
dictionary. Also check for dimensions and add if they were specified.
:param arg_list: Arguments to include
:return: instance dictionary
"""
instance = {}
if 'dimensions' in self.args:
instance['dimensions'] = dict(item.strip().split(":")
for item in self.args['dimensions'].split(","))
for arg in arg_list:
if arg in self.args:
instance[arg] = self.args[arg]
return instance
def _check_required_args(self, arg_list):
"""Check that the required args were specified
:param arg_list: A list of arguments to verify were specified
:return: True if the required args exist false otherwise
"""
if self.args is None:
return False
for arg in arg_list:
if arg not in self.args:
return False
return True
def dependencies_installed(self):
return True