Automatic Tempest Configuration Generator
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python-tempestconf/config_tempest/clients.py

284 lines
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# Copyright 2016, 2018 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.
from tempest.lib import exceptions
from tempest.lib.services.compute import flavors_client
from tempest.lib.services.compute import hosts_client
from tempest.lib.services.compute import servers_client
from tempest.lib.services.identity.v2 import identity_client
from tempest.lib.services.identity.v2 import roles_client
from tempest.lib.services.identity.v2 import tenants_client
from tempest.lib.services.identity.v2 import users_client
from tempest.lib.services.identity.v3 \
import identity_client as identity_v3_client
from tempest.lib.services.identity.v3 import projects_client
from tempest.lib.services.identity.v3 import roles_client as roles_v3_client
from tempest.lib.services.identity.v3 import services_client as s_client
from tempest.lib.services.identity.v3 import users_client as users_v3_client
from tempest.lib.services.image.v2 import images_client
from tempest.lib.services.network import networks_client
from tempest.lib.services.network import subnets_client
from tempest.lib.services.object_storage import account_client
try:
# Since Rocky, volume.v3.services_client is the default
from tempest.lib.services.volume.v3 import services_client
except ImportError:
# For backward compatibility
from tempest.lib.services.volume.v2 import services_client
class ProjectsClient(object):
"""The class is a wrapper for managing projects/tenants.
It instantiates tempest projects_client and provides methods for creating
and finding projects (identity version v3)/tenants (identity version v2).
"""
def __init__(self, auth, catalog_type, identity_region, endpoint_type,
identity_version, **default_params):
self.identity_version = identity_version
if self.identity_version == "v2":
self.project_class = tenants_client.TenantsClient
else:
self.project_class = projects_client.ProjectsClient
self.client = self.project_class(auth, catalog_type, identity_region,
endpoint_type, **default_params)
def get_project_by_name(self, project_name):
if self.identity_version == "v2":
projects = self.client.list_tenants()['tenants']
else:
projects = self.client.list_projects()['projects']
for project in projects:
if project['name'] == project_name:
return project
raise exceptions.NotFound(
'No such project/tenant (%s) in %s' % (project_name, projects))
def create_project(self, name, description):
if self.identity_version == "v2":
self.client.create_tenant(name=name, description=description)
else:
self.client.create_project(name=name, description=description)
class ClientManager(object):
"""Manager of various OpenStack API clients.
Connections to clients are created on-demand, i.e. the client tries to
connect to the server only when it's being requested.
"""
def __init__(self, conf, creds):
"""Init method of ClientManager.
:param conf: TempestConf object
:param creds: Credentials object
"""
self.identity_region = creds.identity_region
self.auth_provider = creds.get_auth_provider()
default_params = creds.get_ssl_certificate_validation()
compute_params = self._get_compute_params(conf)
compute_params.update(default_params)
catalog_type = conf.get_defaulted('identity', 'catalog_type')
self.identity = self.get_identity_client(
creds.identity_version,
catalog_type,
default_params)
self.projects = ProjectsClient(
self.auth_provider,
conf.get_defaulted('identity', 'catalog_type'),
self.identity_region,
'publicURL',
creds.identity_version,
**default_params)
self.set_roles_client(
auth=self.auth_provider,
identity_version=creds.identity_version,
catalog_type=catalog_type,
endpoint_type='publicURL',
default_params=default_params)
self.hosts_client = hosts_client.HostsClient(
self.auth_provider,
conf.get_defaulted('compute', 'catalog_type'),
self.identity_region,
**default_params)
self.accounts = account_client.AccountClient(
self.auth_provider,
conf.get_defaulted('object-storage', 'catalog_type'),
self.identity_region,
**default_params)
self.set_users_client(
auth=self.auth_provider,
identity_version=creds.identity_version,
catalog_type=catalog_type,
endpoint_type='publicURL',
default_params=default_params)
self.images = images_client.ImagesClient(
self.auth_provider,
conf.get_defaulted('image', 'catalog_type'),
self.identity_region,
**default_params)
self.servers = servers_client.ServersClient(self.auth_provider,
**compute_params)
self.flavors = flavors_client.FlavorsClient(self.auth_provider,
**compute_params)
self.service_client = s_client.ServicesClient(
self.auth_provider,
conf.get_defaulted('identity', 'catalog_type'),
self.identity_region,
**default_params)
self.volume_client = services_client.ServicesClient(
self.auth_provider,
conf.get_defaulted('volume', 'catalog_type'),
self.identity_region,
**default_params)
self.networks = networks_client.NetworksClient(
self.auth_provider,
conf.get_defaulted('network', 'catalog_type'),
self.identity_region,
endpoint_type=conf.get_defaulted('network',
'endpoint_type'),
**default_params)
self.subnets = subnets_client.SubnetsClient(
self.auth_provider,
conf.get_defaulted('network', 'catalog_type'),
self.identity_region,
endpoint_type=conf.get_defaulted('network',
'endpoint_type'),
**default_params)
# Set admin project id needed for keystone v3 tests.
if creds.admin:
project = self.projects.get_project_by_name(creds.project_name)
conf.set('auth', 'admin_project_id', project['id'])
def _get_compute_params(self, conf):
compute_params = {
'service': conf.get_defaulted('compute', 'catalog_type'),
'region': self.identity_region,
'endpoint_type': conf.get_defaulted('compute', 'endpoint_type')
}
return compute_params
def get_identity_client(self, identity_version, catalog_type,
default_params):
"""Obtain identity client.
:type identity_version: string
:type catalog_type: string
:type default_params: dict
"""
if "v3" in identity_version:
return identity_v3_client.IdentityClient(
self.auth_provider,
catalog_type,
self.identity_region, endpoint_type='publicURL',
**default_params)
else:
return identity_client.IdentityClient(
self.auth_provider,
catalog_type,
self.identity_region, endpoint_type='publicURL',
**default_params)
def get_service_client(self, service_name):
"""Returns name of the service's client.
:type service_name: string
:rtype: client object or None when the client doesn't exist
"""
# TODO(arxcruz): This function is under used, it should return
# a dictionary of all services for a particular client, for
# example, we need hosts_client and flavors_client for compute
# should return {'hosts': self.hosts_client, 'flavors': self.flavors }
# and so on.
if service_name == "image":
return self.images
elif service_name in ["network", "object-store"]:
# return whole ClientManager object because NetworkService
# currently needs to have an access to get_neutron/nova_client
# methods which are chosen according to neutron presence
return self
elif service_name == "compute":
return self.hosts_client
elif "volume" in service_name:
return self.volume_client
elif service_name == "metering":
return self.service_client
elif service_name == "orchestration":
return {'projects': self.projects,
'roles': self.roles,
'users': self.users,
'networks': self.networks,
'subnets': self.subnets}
else:
return None
def set_users_client(self, auth, identity_version, catalog_type,
endpoint_type, default_params):
"""Sets users client.
:param auth: auth provider
:type auth: auth.KeystoneV2AuthProvider (or V3)
:type identity_version: string
:type catalog_type: string
:type endpoint_type: string
:type default_params: dict
"""
users_class = users_client.UsersClient
if "v3" in identity_version:
users_class = users_v3_client.UsersClient
self.users = users_class(
auth,
catalog_type,
self.identity_region,
endpoint_type=endpoint_type,
**default_params)
def set_roles_client(self, auth, identity_version, catalog_type,
endpoint_type, default_params):
"""Sets roles client.
:param auth: auth provider
:type auth: auth.KeystoneV2AuthProvider (or V3)
:type identity_version: string
:type catalog_type: string
:type endpoint_type: string
:type default_params: dict
"""
roles_class = roles_client.RolesClient
if "v3" in identity_version:
roles_class = roles_v3_client.RolesClient
self.roles = roles_class(
auth,
catalog_type,
self.identity_region,
endpoint_type=endpoint_type,
**default_params)