Automatic Tempest Configuration Generator
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python-tempestconf/config_tempest/services/network.py

101 lines
4.0 KiB

# Copyright 2013, 2016 Red Hat, Inc.
# 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.
import json
from config_tempest.constants import LOG
from config_tempest.services.base import VersionedService
class NetworkService(VersionedService):
def set_extensions(self):
body = self.do_get(self.service_url + '/v2.0/extensions.json')
body = json.loads(body)
self.extensions = list(map(lambda x: x['alias'], body['extensions']))
def create_tempest_networks(self, has_neutron, conf, network_id):
LOG.info("Setting up network")
LOG.debug("Is neutron present: {0}".format(has_neutron))
if has_neutron:
self.client = self.client.get_neutron_client()
self.create_tempest_networks_neutron(conf, network_id)
else:
self.client = self.client.get_nova_net_client()
self.create_tempest_networks_nova(conf)
def create_tempest_networks_neutron(self, conf, public_network_id):
self._public_network_name = None
self._public_network_id = public_network_id
# if user supplied the network we should use
if public_network_id:
self._supplied_network()
# no network id provided, try to auto discover a public network
else:
self._discover_network()
if self._public_network_id is not None:
conf.set('network', 'public_network_id', self._public_network_id)
if self._public_network_name is not None:
conf.set('network', 'floating_network_name',
self._public_network_name)
def get_service_extension_key(self):
return 'api_extensions'
def _supplied_network(self):
LOG.info("Looking for existing network id: {0}"
"".format(self._public_network_id))
# check if network exists
network_list = self.client.list_networks()
for network in network_list['networks']:
if network['id'] == self._public_network_id:
self._public_network_name = network['name']
break
else:
raise ValueError('provided network id: {0} was not found.'
''.format(self._public_network_id))
def _discover_network(self):
LOG.info("No network supplied, trying auto discover for network")
network_list = self.client.list_networks()
for network in network_list['networks']:
if network['router:external'] and network['subnets']:
LOG.info("Found network, using: {0}".format(network['id']))
self._public_network_id = network['id']
self._public_network_name = network['name']
break
# Couldn't find an existing external network
else:
LOG.error("No external networks found. "
"Please note that any test that relies on external "
"connectivity would most likely fail.")
def create_tempest_networks_nova(self, conf):
networks = self.client.list_networks()
if networks:
label = networks['networks'][0]['label']
if label:
conf.set('compute', 'fixed_network_name', label)
else:
raise Exception('fixed_network_name could not be '
'discovered and must be specified')
@staticmethod
def get_service_name():
return ['neutron']
@staticmethod
def get_codename():
return 'neutron'