Files
zaza-openstack-tests/zaza/openstack/charm_tests/tempest/utils.py
2022-05-19 17:09:07 +00:00

392 lines
13 KiB
Python

# Copyright 2020 Canonical Ltd.
#
# 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.
"""Utility code for working with tempest workspaces."""
import jinja2
import os
from pathlib import Path
import shutil
import subprocess
import urllib.parse
import zaza.model as model
import zaza.utilities.deployment_env as deployment_env
import zaza.openstack.utilities.juju as juju_utils
import zaza.openstack.utilities.openstack as openstack_utils
import zaza.openstack.charm_tests.glance.setup as glance_setup
SETUP_ENV_VARS = {
'neutron': ['TEST_GATEWAY', 'TEST_CIDR_EXT', 'TEST_FIP_RANGE',
'TEST_NAME_SERVER', 'TEST_CIDR_PRIV'],
'swift': ['TEST_SWIFT_IP'],
}
IGNORABLE_VARS = ['TEST_CIDR_PRIV']
TEMPEST_FLAVOR_NAME = 'm1.tempest'
TEMPEST_ALT_FLAVOR_NAME = 'm2.tempest'
TEMPEST_SVC_LIST = ['ceilometer', 'cinder', 'glance', 'heat', 'horizon',
'ironic', 'manila', 'neutron', 'nova', 'octavia',
'sahara', 'swift', 'trove', 'zaqar']
def render_tempest_config_keystone_v2():
"""Render tempest config for Keystone V2 API.
:returns: None
:rtype: None
"""
_setup_tempest('tempest_v2.j2', 'accounts.j2')
def render_tempest_config_keystone_v3():
"""Render tempest config for Keystone V3 API.
:returns: None
:rtype: None
"""
_setup_tempest('tempest_v3.j2', 'accounts.j2')
def get_workspace():
"""Get tempest workspace name and path.
:returns: A tuple containing tempest workspace name and workspace path
:rtype: Tuple[str, str]
"""
home = str(Path.home())
workspace_name = model.get_juju_model()
workspace_path = os.path.join(home, '.tempest', workspace_name)
return (workspace_name, workspace_path)
def destroy_workspace(workspace_name, workspace_path):
"""Delete tempest workspace.
:param workspace_name: name of workspace
:type workspace_name: str
:param workspace_path: directory path where workspace is stored
:type workspace_path: str
:returns: None
:rtype: None
"""
try:
subprocess.check_call(['tempest', 'workspace', 'remove', '--rmdir',
'--name', workspace_name])
except (subprocess.CalledProcessError, FileNotFoundError):
pass
if os.path.isdir(workspace_path):
shutil.rmtree(workspace_path)
def _init_workspace(workspace_path):
"""Initialize tempest workspace.
:param workspace_path: directory path where workspace is stored
:type workspace_path: str
:returns: None
:rtype: None
"""
try:
subprocess.check_call(['tempest', 'init', workspace_path])
except subprocess.CalledProcessError:
pass
def _setup_tempest(tempest_template, accounts_template):
"""Initialize tempest and render tempest config.
:param tempest_template: tempest.conf template
:type tempest_template: module
:param accounts_template: accounts.yaml template
:type accounts_template: module
:returns: None
:rtype: None
"""
workspace_name, workspace_path = get_workspace()
destroy_workspace(workspace_name, workspace_path)
_init_workspace(workspace_path)
context = _get_tempest_context(workspace_path)
_render_tempest_config(
os.path.join(workspace_path, 'etc/tempest.conf'),
context,
tempest_template)
_render_tempest_config(
os.path.join(workspace_path, 'etc/accounts.yaml'),
context,
accounts_template)
def _get_tempest_context(workspace_path):
"""Generate the tempest config context.
:returns: Context dictionary
:rtype: dict
"""
keystone_session = openstack_utils.get_overcloud_keystone_session()
ctxt = {}
ctxt['workspace_path'] = workspace_path
ctxt_funcs = {
'nova': _add_nova_config,
'neutron': _add_neutron_config,
'glance': _add_glance_config,
'cinder': _add_cinder_config,
'keystone': _add_keystone_config}
ctxt['enabled_services'] = _get_service_list(keystone_session)
if set(['cinderv2', 'cinderv3']) \
.intersection(set(ctxt['enabled_services'])):
ctxt['enabled_services'].append('cinder')
ctxt['disabled_services'] = list(
set(TEMPEST_SVC_LIST) - set(ctxt['enabled_services']))
_add_application_ips(ctxt)
for svc_name, ctxt_func in ctxt_funcs.items():
if svc_name in ctxt['enabled_services']:
ctxt_func(ctxt, keystone_session)
_add_environment_var_config(ctxt, ctxt['enabled_services'])
_add_auth_config(ctxt)
if 'octavia' in ctxt['enabled_services']:
_add_octavia_config(ctxt)
return ctxt
def _render_tempest_config(target_file, ctxt, template_name):
"""Render tempest config for specified config file and template.
:param target_file: Name of file to render config to
:type target_file: str
:param ctxt: Context dictionary
:type ctxt: dict
:param template_name: Name of template file
:type template_name: str
:returns: None
:rtype: None
"""
jenv = jinja2.Environment(loader=jinja2.PackageLoader(
'zaza.openstack',
'charm_tests/tempest/templates'))
template = jenv.get_template(template_name)
with open(target_file, 'w') as f:
f.write(template.render(ctxt))
def _add_application_ips(ctxt):
"""Add application access IPs to context.
:param ctxt: Context dictionary
:type ctxt: dict
:returns: None
:rtype: None
"""
ctxt['keystone'] = juju_utils.get_application_ip('keystone')
ctxt['dashboard'] = juju_utils.get_application_ip('openstack-dashboard')
ctxt['ncc'] = juju_utils.get_application_ip('nova-cloud-controller')
def _add_nova_config(ctxt, keystone_session):
"""Add nova config to context.
:param ctxt: Context dictionary
:type ctxt: dict
:param keystone_session: keystoneauth1.session.Session object
:type: keystoneauth1.session.Session
:returns: None
:rtype: None
"""
nova_client = openstack_utils.get_nova_session_client(
keystone_session)
for flavor in nova_client.flavors.list():
if flavor.name == TEMPEST_FLAVOR_NAME:
ctxt['flavor_ref'] = flavor.id
if flavor.name == TEMPEST_ALT_FLAVOR_NAME:
ctxt['flavor_ref_alt'] = flavor.id
def _add_neutron_config(ctxt, keystone_session):
"""Add neutron config to context.
:param ctxt: Context dictionary
:type ctxt: dict
:param keystone_session: keystoneauth1.session.Session object
:type: keystoneauth1.session.Session
:returns: None
:rtype: None
"""
current_release = openstack_utils.get_os_release()
focal_ussuri = openstack_utils.get_os_release('focal_ussuri')
neutron_client = openstack_utils.get_neutron_session_client(
keystone_session)
net = neutron_client.find_resource("network", "ext_net")
ctxt['ext_net'] = net['id']
router = neutron_client.find_resource("router", "provider-router")
ctxt['provider_router_id'] = router['id']
# For focal+ with OVN, we use the same settings as upstream gate.
# This is because the l3_agent_scheduler extension is only
# applicable for OVN when conventional layer-3 agent enabled:
# https://docs.openstack.org/networking-ovn/2.0.1/features.html
# This enables test_list_show_extensions to run successfully.
if current_release >= focal_ussuri:
extensions = ('address-scope,agent,allowed-address-pairs,'
'auto-allocated-topology,availability_zone,'
'binding,default-subnetpools,external-net,'
'extra_dhcp_opt,multi-provider,net-mtu,'
'network_availability_zone,network-ip-availability,'
'port-security,provider,quotas,rbac-address-scope,'
'rbac-policies,standard-attr-revisions,security-group,'
'standard-attr-description,subnet_allocation,'
'standard-attr-tag,standard-attr-timestamp,trunk,'
'quota_details,router,extraroute,ext-gw-mode,'
'fip-port-details,pagination,sorting,project-id,'
'dns-integration,qos')
ctxt['neutron_api_extensions'] = extensions
else:
ctxt['neutron_api_extensions'] = 'all'
def _add_glance_config(ctxt, keystone_session):
"""Add glance config to context.
:param ctxt: Context dictionary
:type ctxt: dict
:param keystone_session: keystoneauth1.session.Session object
:type: keystoneauth1.session.Session
:returns: None
:rtype: None
"""
glance_client = openstack_utils.get_glance_session_client(
keystone_session)
image = openstack_utils.get_images_by_name(
glance_client, glance_setup.CIRROS_IMAGE_NAME)
image_alt = openstack_utils.get_images_by_name(
glance_client, glance_setup.CIRROS_ALT_IMAGE_NAME)
if image:
ctxt['image_id'] = image[0].id
if image_alt:
ctxt['image_alt_id'] = image_alt[0].id
def _add_cinder_config(ctxt, keystone_session):
"""Add cinder config to context.
:param ctxt: Context dictionary
:type ctxt: dict
:param keystone_session: keystoneauth1.session.Session object
:type: keystoneauth1.session.Session
:returns: None
:rtype: None
"""
# The most most recent API version must be listed first.
volume_types = ['volumev3', 'volumev2']
keystone_client = openstack_utils.get_keystone_session_client(
keystone_session)
for volume_type in volume_types:
service = keystone_client.services.list(type=volume_type)
if service:
ctxt['catalog_type'] = volume_type
break
def _add_keystone_config(ctxt, keystone_session):
"""Add keystone config to context.
:param ctxt: Context dictionary
:type ctxt: dict
:param keystone_session: keystoneauth1.session.Session object
:type: keystoneauth1.session.Session
:returns: None
:rtype: None
"""
keystone_client = openstack_utils.get_keystone_session_client(
keystone_session)
domain = keystone_client.domains.find(name="admin_domain")
ctxt['default_domain_id'] = domain.id
def _add_octavia_config(ctxt):
"""Add octavia config to context.
:param ctxt: Context dictionary
:type ctxt: dict
:returns: None
:rtype: None
:raises: subprocess.CalledProcessError
"""
subprocess.check_call([
'curl',
"{}:80/swift/v1/fixtures/test_server.bin".format(
ctxt['test_swift_ip']),
'-o', "{}/test_server.bin".format(ctxt['workspace_path'])
])
subprocess.check_call([
'chmod', '+x',
"{}/test_server.bin".format(ctxt['workspace_path'])
])
def _add_environment_var_config(ctxt, services):
"""Add environment variable config to context.
:param ctxt: Context dictionary
:type ctxt: dict
:returns: None
:rtype: None
"""
deploy_env = deployment_env.get_deployment_context()
missing_vars = []
for svc, env_vars in SETUP_ENV_VARS.items():
if svc in services:
for var in env_vars:
value = deploy_env.get(var)
if value:
ctxt[var.lower()] = value
else:
if var not in IGNORABLE_VARS:
missing_vars.append(var)
if missing_vars:
raise ValueError(
("Environment variables [{}] must all be set to run this"
" test").format(', '.join(missing_vars)))
def _add_auth_config(ctxt):
"""Add authorization config to context.
:param ctxt: Context dictionary
:type ctxt: dict
:returns: None
:rtype: None
"""
overcloud_auth = openstack_utils.get_overcloud_auth()
ctxt['proto'] = urllib.parse.urlparse(overcloud_auth['OS_AUTH_URL']).scheme
ctxt['admin_username'] = overcloud_auth['OS_USERNAME']
ctxt['admin_password'] = overcloud_auth['OS_PASSWORD']
if overcloud_auth['API_VERSION'] == 3:
ctxt['admin_project_name'] = overcloud_auth['OS_PROJECT_NAME']
ctxt['admin_domain_name'] = overcloud_auth['OS_DOMAIN_NAME']
ctxt['default_credentials_domain_name'] = (
overcloud_auth['OS_PROJECT_DOMAIN_NAME'])
def _get_service_list(keystone_session):
"""Retrieve list of services from keystone.
:param keystone_session: keystoneauth1.session.Session object
:type: keystoneauth1.session.Session
:returns: None
:rtype: None
"""
keystone_client = openstack_utils.get_keystone_session_client(
keystone_session)
return [s.name for s in keystone_client.services.list() if s.enabled]