tempest/services/compute/xml/limits_client.py

# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
# Copyright 2012 IBM
# 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.

from tempest.common.rest_client import RestClientXML
from lxml import etree
from lxml import objectify

NS = "{http://docs.openstack.org/common/api/v1.0}"


class LimitsClientXML(RestClientXML):

    def __init__(self, config, username, password, auth_url, tenant_name=None):
        super(LimitsClientXML, self).__init__(config, username, password,
                                              auth_url, tenant_name)
        self.service = self.config.compute.catalog_type

    def get_limits(self):
        resp, body = self.get("limits", self.headers)
        body = objectify.fromstring(body)
        lim = NS + 'absolute'
        ret = {}

        for el in body[lim].iterchildren():
            attributes = el.attrib
            if attributes['name'] == 'maxServerMeta':
                ret['maxServerMeta'] = int(attributes['value'])
            elif attributes['name'] == 'maxPersonality':
                ret['maxPersonality'] = int(attributes['value'])
            elif attributes['name'] == 'maxPersonalitySize':
                ret['maxPersonalitySize'] = int(attributes['value'])

        return resp, ret

    def get_max_server_meta(self):
        resp, limits_dict = self.get_limits()
        return resp, limits_dict['maxServerMeta']

    def get_personality_file_limit(self):
        resp, limits_dict = self.get_limits()
        return resp, limits_dict['maxPersonality']

    def get_personality_size_limit(self):
        resp, limits_dict = self.get_limits()
        return resp, limits_dict['maxPersonalitySize']