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#!/usr/bin/env python
# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
"""
The base class to dispatch request
"""
import logging
from flask import request
from flask_restful import Resource
from functest.api.common import api_utils
LOGGER = logging.getLogger(__name__)
class ApiResource(Resource):
""" API Resource class"""
def __init__(self):
super(ApiResource, self).__init__()
def _post_args(self): # pylint: disable=no-self-use
# pylint: disable=maybe-no-member
""" Return action and args after parsing request """
data = request.json if request.json else {}
params = api_utils.change_to_str_in_dict(data)
action = params.get('action', request.form.get('action', ''))
args = params.get('args', {})
try:
args['file'] = request.files['file']
except KeyError:
pass
LOGGER.debug('Input args are: action: %s, args: %s', action, args)
return action, args
def _get_args(self): # pylint: disable=no-self-use
""" Convert the unicode to string for request.args """
args = api_utils.change_to_str_in_dict(request.args)
return args
def _dispatch_post(self):
""" Dispatch request """
action, args = self._post_args()
return self._dispatch(args, action)
def _dispatch(self, args, action):
"""
Dynamically load the classes with reflection and
obtain corresponding methods
"""
try:
return getattr(self, action)(args)
except AttributeError:
api_utils.result_handler(status=1, data='No such action')
# Import modules from package "functest.api.resources"
# and append them into sys.modules
api_utils.import_modules_from_package("functest.api.resources")
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