121 lines
4.1 KiB
Python
121 lines
4.1 KiB
Python
#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from webob import exc
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from bilean.api.openstack.v1 import util
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from bilean.api import validator
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from bilean.common import consts
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from bilean.common import exception
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from bilean.common.i18n import _
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from bilean.common import serializers
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from bilean.common import utils
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from bilean.common import wsgi
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from bilean.rpc import client as rpc_client
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class ResourceController(object):
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"""WSGI controller for Resources in Bilean v1 API
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Implements the API actions, cause action 'create' and 'delete' is
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triggered by notification, it's not necessary to provide here.
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"""
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# Define request scope (must match what is in policy.json)
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REQUEST_SCOPE = 'resources'
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def __init__(self, options):
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self.options = options
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self.rpc_client = rpc_client.EngineClient()
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@util.policy_enforce
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def index(self, req):
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"""Lists summary information for all resources"""
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filter_whitelist = {
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'resource_type': 'mixed',
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'rule_id': 'mixed',
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}
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param_whitelist = {
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'user_id': 'single',
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'limit': 'single',
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'marker': 'single',
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'sort_dir': 'single',
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'sort_keys': 'multi',
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'show_deleted': 'single',
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}
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params = util.get_allowed_params(req.params, param_whitelist)
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filters = util.get_allowed_params(req.params, filter_whitelist)
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key = consts.PARAM_LIMIT
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if key in params:
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params[key] = utils.parse_int_param(key, params[key])
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key = consts.PARAM_SHOW_DELETED
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if key in params:
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params[key] = utils.parse_bool_param(key, params[key])
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if not filters:
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filters = None
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resources = self.rpc_client.resource_list(req.context, filters=filters,
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**params)
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return {'resources': resources}
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@util.policy_enforce
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def get(self, req, resource_id):
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"""Gets detailed information for a resource"""
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resource = self.rpc_client.resource_get(req.context, resource_id)
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return {'resource': resource}
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@util.policy_enforce
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def validate_creation(self, req, body):
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"""Validate resources creation
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:param user_id: Id of user to validate
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:param body: dict body include resources and count
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:return True|False
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"""
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if not validator.is_valid_body(body):
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raise exc.HTTPUnprocessableEntity()
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resources = body.get('resources')
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if not resources:
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msg = _("Resources is empty")
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raise exc.HTTPBadRequest(explanation=msg)
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count = body.get('count')
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if count:
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try:
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validator.validate_integer(count, 'count',
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consts.MIN_RESOURCE_NUM,
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consts.MAX_RESOURCE_NUM)
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except exception.InvalidInput as e:
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raise exc.HTTPBadRequest(explanation=e.format_message())
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try:
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for resource in resources:
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validator.validate_resource(resource)
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except exception.InvalidInput as e:
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raise exc.HTTPBadRequest(explanation=e.format_message())
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except Exception as e:
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raise exc.HTTPBadRequest(explanation=e)
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return self.rpc_client.validate_creation(req.context, body)
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def create_resource(options):
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"""Resource resource factory method."""
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deserializer = wsgi.JSONRequestDeserializer()
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serializer = serializers.JSONResponseSerializer()
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return wsgi.Resource(ResourceController(options), deserializer, serializer)
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