rally/rally/verification/tempest/config.py

526 lines
23 KiB
Python

# Copyright 2014: Mirantis 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 distutils import version
import inspect
import os
import re
from neutronclient import version as nc_version
from oslo_config import cfg
import requests
import six
from six.moves import configparser
from six.moves.urllib import parse
from rally.common import db
from rally.common.i18n import _
from rally.common import logging
from rally.common import objects
from rally.common import utils
from rally import exceptions
from rally import osclients
from rally.plugins.openstack.wrappers import glance as glance_wrapper
from rally.plugins.openstack.wrappers import network
LOG = logging.getLogger(__name__)
IMAGE_OPTS = [
cfg.StrOpt("cirros_img_url",
default="http://download.cirros-cloud.net/"
"0.3.4/cirros-0.3.4-x86_64-disk.img",
help="CirrOS image URL"),
cfg.StrOpt("disk_format",
default="qcow2",
help="Image disk format to use when creating the image"),
cfg.StrOpt("container_format",
default="bare",
help="Image container format to use when creating the image"),
cfg.StrOpt("name_regex",
default="^.*(cirros|testvm).*$",
help="Regular expression for name of an image to discover it "
"in the cloud and use it for the tests. Note that when "
"Rally is searching for the image, case insensitive "
"matching is performed. Specify nothing ('name_regex =') "
"if you want to disable discovering. In this case Rally "
"will create needed resources by itself if the values "
"for the corresponding config options are not specified "
"in the Tempest config file")
]
ROLE_OPTS = [
cfg.StrOpt("swift_operator_role",
default="Member",
help="Role required for users "
"to be able to create Swift containers"),
cfg.StrOpt("swift_reseller_admin_role",
default="ResellerAdmin",
help="User role that has reseller admin"),
cfg.StrOpt("heat_stack_owner_role",
default="heat_stack_owner",
help="Role required for users "
"to be able to manage Heat stacks"),
cfg.StrOpt("heat_stack_user_role",
default="heat_stack_user",
help="Role for Heat template-defined users")
]
CONF = cfg.CONF
CONF.register_opts(IMAGE_OPTS, "image")
CONF.register_opts(ROLE_OPTS, "role")
def _create_or_get_data_dir():
data_dir = os.path.join(
os.path.expanduser("~"), ".rally", "tempest", "data")
if not os.path.exists(data_dir):
os.makedirs(data_dir)
return data_dir
def _write_config(conf_path, conf_data):
with open(conf_path, "w+") as conf_file:
conf_data.write(conf_file)
class TempestConfig(utils.RandomNameGeneratorMixin):
"""Class to generate Tempest configuration file."""
def __init__(self, deployment):
self.deployment = deployment
self.credential = db.deployment_get(deployment)["admin"]
self.clients = osclients.Clients(objects.Credential(**self.credential))
self.keystone = self.clients.verified_keystone()
self.available_services = self.clients.services().values()
self.data_dir = _create_or_get_data_dir()
self.conf = configparser.ConfigParser()
self.conf.read(os.path.join(os.path.dirname(__file__), "config.ini"))
self.image_name = parse.urlparse(
CONF.image.cirros_img_url).path.split("/")[-1]
self._download_cirros_image()
def _download_cirros_image(self):
img_path = os.path.join(self.data_dir, self.image_name)
if os.path.isfile(img_path):
return
try:
response = requests.get(CONF.image.cirros_img_url, stream=True)
except requests.ConnectionError as err:
msg = _("Failed to download CirrOS image. "
"Possibly there is no connection to Internet. "
"Error: %s.") % (str(err) or "unknown")
raise exceptions.TempestConfigCreationFailure(msg)
if response.status_code == 200:
with open(img_path + ".tmp", "wb") as img_file:
for chunk in response.iter_content(chunk_size=1024):
if chunk: # filter out keep-alive new chunks
img_file.write(chunk)
img_file.flush()
os.rename(img_path + ".tmp", img_path)
else:
if response.status_code == 404:
msg = _("Failed to download CirrOS image. "
"Image was not found.")
else:
msg = _("Failed to download CirrOS image. "
"HTTP error code %d.") % response.status_code
raise exceptions.TempestConfigCreationFailure(msg)
def _get_service_url(self, service_name):
s_type = self._get_service_type_by_service_name(service_name)
available_endpoints = self.keystone.service_catalog.get_endpoints()
service_endpoints = available_endpoints.get(s_type, [])
for endpoint in service_endpoints:
# If endpoints were returned by Keystone API V2
if "publicURL" in endpoint:
return endpoint["publicURL"]
# If endpoints were returned by Keystone API V3
if endpoint["interface"] == "public":
return endpoint["url"]
def _get_service_type_by_service_name(self, service_name):
for s_type, s_name in six.iteritems(self.clients.services()):
if s_name == service_name:
return s_type
def _configure_boto(self, section_name="boto"):
self.conf.set(section_name, "ec2_url", self._get_service_url("ec2"))
self.conf.set(section_name, "s3_url", self._get_service_url("s3"))
self.conf.set(section_name, "s3_materials_path",
os.path.join(self.data_dir, "s3materials"))
# TODO(olkonami): find out how can we get ami, ari, aki manifest files
def _configure_default(self, section_name="DEFAULT"):
# Nothing to configure in this section for now
pass
def _configure_dashboard(self, section_name="dashboard"):
url = "http://%s/" % parse.urlparse(
self.credential["auth_url"]).hostname
self.conf.set(section_name, "dashboard_url", url)
# Sahara has two service types: 'data_processing' and 'data-processing'.
# 'data_processing' is deprecated, but it can be used in previous OpenStack
# releases. So we need to configure the 'catalog_type' option to support
# environments where 'data_processing' is used as service type for Sahara.
def _configure_data_processing(self, section_name="data-processing"):
if "sahara" in self.available_services:
self.conf.set(section_name, "catalog_type",
self._get_service_type_by_service_name("sahara"))
def _configure_identity(self, section_name="identity"):
self.conf.set(section_name, "username", self.credential["username"])
self.conf.set(section_name, "password", self.credential["password"])
self.conf.set(section_name, "tenant_name",
self.credential["tenant_name"])
self.conf.set(section_name, "admin_username",
self.credential["username"])
self.conf.set(section_name, "admin_password",
self.credential["password"])
self.conf.set(section_name, "admin_tenant_name",
self.credential["tenant_name"])
self.conf.set(section_name, "region",
self.credential["region_name"])
url_trailer = parse.urlparse(self.credential["auth_url"]).path
self.conf.set(section_name, "auth_version", url_trailer[1:3])
self.conf.set(section_name, "uri", self.credential["auth_url"])
self.conf.set(section_name, "uri_v3",
self.credential["auth_url"].replace(url_trailer, "/v3"))
self.conf.set(section_name, "admin_domain_name",
self.credential["admin_domain_name"])
self.conf.set(section_name, "disable_ssl_certificate_validation",
str(self.credential["https_insecure"]))
self.conf.set(section_name, "ca_certificates_file",
self.credential["https_cacert"])
# The compute section is configured in context class for Tempest resources.
# Options which are configured there: 'image_ref', 'image_ref_alt',
# 'flavor_ref', 'flavor_ref_alt'.
def _configure_network(self, section_name="network"):
if "neutron" in self.available_services:
neutronclient = self.clients.neutron()
public_nets = [net for net
in neutronclient.list_networks()["networks"]
if net["status"] == "ACTIVE" and
net["router:external"] is True]
if public_nets:
net_id = public_nets[0]["id"]
self.conf.set(section_name, "public_network_id", net_id)
else:
novaclient = self.clients.nova()
net_name = next(net.human_id for net in novaclient.networks.list()
if net.human_id is not None)
self.conf.set("compute", "fixed_network_name", net_name)
self.conf.set("compute", "network_for_ssh", net_name)
def _configure_network_feature_enabled(
self, section_name="network-feature-enabled"):
if "neutron" in self.available_services:
neutronclient = self.clients.neutron()
# NOTE(ylobankov): We need the if/else block here because
# the list_ext method has different number of arguments in
# different Neutron client versions.
cl_ver = nc_version.__version__
if version.StrictVersion(cl_ver) >= version.StrictVersion("4.1.0"):
# Neutron client version >= 4.1.0
extensions = neutronclient.list_ext(
"extensions", "/extensions", retrieve_all=True)
else:
# Neutron client version < 4.1.0
extensions = neutronclient.list_ext("/extensions")
aliases = [ext["alias"] for ext in extensions["extensions"]]
aliases_str = ",".join(aliases)
self.conf.set(section_name, "api_extensions", aliases_str)
def _configure_oslo_concurrency(self, section_name="oslo_concurrency"):
lock_path = os.path.join(self.data_dir,
"lock_files_%s" % self.deployment)
if not os.path.exists(lock_path):
os.makedirs(lock_path)
self.conf.set(section_name, "lock_path", lock_path)
def _configure_object_storage(self, section_name="object-storage"):
self.conf.set(section_name, "operator_role",
CONF.role.swift_operator_role)
self.conf.set(section_name, "reseller_admin_role",
CONF.role.swift_reseller_admin_role)
def _configure_scenario(self, section_name="scenario"):
self.conf.set(section_name, "img_dir", self.data_dir)
self.conf.set(section_name, "img_file", self.image_name)
def _configure_service_available(self, section_name="service_available"):
services = ["ceilometer", "cinder", "glance", "heat",
"ironic", "neutron", "nova", "sahara", "swift"]
for service in services:
# Convert boolean to string because ConfigParser fails
# on attempt to get option with boolean value
self.conf.set(section_name, service,
str(service in self.available_services))
def _configure_horizon_available(self, section_name="service_available"):
horizon_url = ("http://" +
parse.urlparse(self.credential["auth_url"]).hostname)
try:
horizon_req = requests.get(
horizon_url,
timeout=CONF.openstack_client_http_timeout)
except requests.RequestException as e:
LOG.debug("Failed to connect to Horizon: %s" % e)
horizon_availability = False
else:
horizon_availability = (horizon_req.status_code == 200)
# Convert boolean to string because ConfigParser fails
# on attempt to get option with boolean value
self.conf.set(section_name, "horizon", str(horizon_availability))
def _configure_validation(self, section_name="validation"):
if "neutron" in self.available_services:
self.conf.set(section_name, "connect_method", "floating")
else:
self.conf.set(section_name, "connect_method", "fixed")
def _configure_orchestration(self, section_name="orchestration"):
self.conf.set(section_name, "stack_owner_role",
CONF.role.heat_stack_owner_role)
self.conf.set(section_name, "stack_user_role",
CONF.role.heat_stack_user_role)
def generate(self, conf_path=None):
for name, method in inspect.getmembers(self, inspect.ismethod):
if name.startswith("_configure_"):
method()
if conf_path:
_write_config(conf_path, self.conf)
class TempestResourcesContext(utils.RandomNameGeneratorMixin):
"""Context class to create/delete resources needed for Tempest."""
RESOURCE_NAME_FORMAT = "rally_verify_XXXXXXXX_XXXXXXXX"
def __init__(self, deployment, verification, conf_path):
credential = db.deployment_get(deployment)["admin"]
self.clients = osclients.Clients(objects.Credential(**credential))
self.available_services = self.clients.services().values()
self.verification = verification
self.conf_path = conf_path
self.conf = configparser.ConfigParser()
self.conf.read(conf_path)
self.image_name = parse.urlparse(
CONF.image.cirros_img_url).path.split("/")[-1]
self._created_roles = []
self._created_images = []
self._created_flavors = []
self._created_networks = []
def __enter__(self):
self._create_tempest_roles()
self._configure_option("compute", "image_ref",
self._discover_or_create_image)
self._configure_option("compute", "image_ref_alt",
self._discover_or_create_image)
self._configure_option("compute", "flavor_ref",
self._discover_or_create_flavor, 64)
self._configure_option("compute", "flavor_ref_alt",
self._discover_or_create_flavor, 128)
if "neutron" in self.available_services:
neutronclient = self.clients.neutron()
if neutronclient.list_networks(shared=True)["networks"]:
# If the OpenStack cloud has some shared networks, we will
# create our own shared network and specify its name in the
# Tempest config file. Such approach will allow us to avoid
# failures of Tempest tests with error "Multiple possible
# networks found". Otherwise the default behavior defined in
# Tempest will be used and Tempest itself will manage network
# resources.
LOG.debug("Shared networks found. "
"'fixed_network_name' option should be configured")
self._configure_option("compute", "fixed_network_name",
self._create_network_resources)
if "heat" in self.available_services:
self._configure_option("orchestration", "instance_type",
self._discover_or_create_flavor, 64)
_write_config(self.conf_path, self.conf)
def __exit__(self, exc_type, exc_value, exc_traceback):
# Tempest tests may take more than 1 hour and we should remove all
# cached clients sessions to avoid tokens expiration when deleting
# Tempest resources.
self.clients.clear()
self._cleanup_tempest_roles()
self._cleanup_images()
self._cleanup_flavors()
if "neutron" in self.available_services:
self._cleanup_network_resources()
_write_config(self.conf_path, self.conf)
def _create_tempest_roles(self):
keystoneclient = self.clients.verified_keystone()
roles = [CONF.role.swift_operator_role,
CONF.role.swift_reseller_admin_role,
CONF.role.heat_stack_owner_role,
CONF.role.heat_stack_user_role]
existing_roles = set(role.name for role in keystoneclient.roles.list())
for role in roles:
if role not in existing_roles:
LOG.debug("Creating role '%s'" % role)
self._created_roles.append(keystoneclient.roles.create(role))
def _configure_option(self, section, option,
create_method, *args, **kwargs):
option_value = self.conf.get(section, option)
if not option_value:
LOG.debug("Option '%s' from '%s' section "
"is not configured" % (option, section))
resource = create_method(*args, **kwargs)
value = resource["name"] if "network" in option else resource.id
LOG.debug("Setting value '%s' for option '%s'" % (value, option))
self.conf.set(section, option, value)
LOG.debug("Option '{opt}' is configured. "
"{opt} = {value}".format(opt=option, value=value))
else:
LOG.debug("Option '{opt}' is already configured "
"in Tempest config file. {opt} = {opt_val}"
.format(opt=option, opt_val=option_value))
def _discover_or_create_image(self):
glance_wrap = glance_wrapper.wrap(self.clients.glance, self)
if CONF.image.name_regex:
LOG.debug("Trying to discover an image with name matching "
"regular expression '%s'. Note that case insensitive "
"matching is performed" % CONF.image.name_regex)
img_list = [img for img in self.clients.glance().images.list()
if img.status.lower() == "active" and img.name]
for img in img_list:
if re.match(CONF.image.name_regex, img.name, re.IGNORECASE):
LOG.debug("The following image discovered: '{0}'. Using "
"image '{0}' for the tests".format(img.name))
return img
LOG.debug("There is no image with name matching "
"regular expression '%s'" % CONF.image.name_regex)
params = {
"name": self.generate_random_name(),
"disk_format": CONF.image.disk_format,
"container_format": CONF.image.container_format,
"image_location": os.path.join(_create_or_get_data_dir(),
self.image_name),
"is_public": True
}
LOG.debug("Creating image '%s'" % params["name"])
image = glance_wrap.create_image(**params)
self._created_images.append(image)
return image
def _discover_or_create_flavor(self, flv_ram):
novaclient = self.clients.nova()
LOG.debug("Trying to discover a flavor with the following "
"properties: RAM = %dMB, VCPUs = 1, disk = 0GB" % flv_ram)
for flavor in novaclient.flavors.list():
if (flavor.ram == flv_ram
and flavor.vcpus == 1 and flavor.disk == 0):
LOG.debug("The following flavor discovered: '{0}'. Using "
"flavor '{0}' for the tests".format(flavor.name))
return flavor
LOG.debug("There is no flavor with the mentioned properties")
params = {
"name": self.generate_random_name(),
"ram": flv_ram,
"vcpus": 1,
"disk": 0
}
LOG.debug("Creating flavor '%s' with the following properties: RAM "
"= %dMB, VCPUs = 1, disk = 0GB" % (params["name"], flv_ram))
flavor = novaclient.flavors.create(**params)
self._created_flavors.append(flavor)
return flavor
def _create_network_resources(self):
neutron_wrapper = network.NeutronWrapper(self.clients, self)
tenant_name = self.clients.keystone().tenant_name
tenant_id = self.clients.keystone().get_project_id(tenant_name)
LOG.debug("Creating network resources: network, subnet, router")
net = neutron_wrapper.create_network(
tenant_id, subnets_num=1, add_router=True,
network_create_args={"shared": True})
self._created_networks.append(net)
return net
def _cleanup_tempest_roles(self):
keystoneclient = self.clients.keystone()
for role in self._created_roles:
LOG.debug("Deleting role '%s'" % role.name)
keystoneclient.roles.delete(role.id)
def _cleanup_images(self):
glanceclient = self.clients.glance()
for image in self._created_images:
LOG.debug("Deleting image '%s'" % image.name)
glanceclient.images.delete(image.id)
self._remove_opt_value_from_config("compute", image.id)
def _cleanup_flavors(self):
novaclient = self.clients.nova()
for flavor in self._created_flavors:
LOG.debug("Deleting flavor '%s'" % flavor.name)
novaclient.flavors.delete(flavor.id)
self._remove_opt_value_from_config("compute", flavor.id)
self._remove_opt_value_from_config("orchestration", flavor.id)
def _cleanup_network_resources(self):
neutron_wrapper = network.NeutronWrapper(self.clients, self)
for net in self._created_networks:
LOG.debug("Deleting network resources: router, subnet, network")
neutron_wrapper.delete_network(net)
self._remove_opt_value_from_config("compute", net["name"])
def _remove_opt_value_from_config(self, section, opt_value):
for option, value in self.conf.items(section):
if opt_value == value:
LOG.debug("Removing value '%s' for option '%s' "
"from Tempest config file" % (opt_value, option))
self.conf.set(section, option, "")