tempest/tempest/scenario/manager.py

1448 lines
59 KiB
Python

# Copyright 2012 OpenStack Foundation
# Copyright 2013 IBM Corp.
# 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 subprocess
import netaddr
from oslo_log import log
import six
from tempest_lib.common.utils import data_utils
from tempest_lib import exceptions as lib_exc
from tempest import clients
from tempest.common import credentials
from tempest.common import fixed_network
from tempest.common.utils.linux import remote_client
from tempest import config
from tempest import exceptions
from tempest.services.network import resources as net_resources
import tempest.test
CONF = config.CONF
LOG = log.getLogger(__name__)
class ScenarioTest(tempest.test.BaseTestCase):
"""Base class for scenario tests. Uses tempest own clients. """
@classmethod
def setup_credentials(cls):
super(ScenarioTest, cls).setup_credentials()
# TODO(andreaf) Some of the code from this resource_setup could be
# moved into `BaseTestCase`
cls.isolated_creds = credentials.get_isolated_credentials(
cls.__name__, network_resources=cls.network_resources)
cls.manager = clients.Manager(
credentials=cls.credentials()
)
@classmethod
def setup_clients(cls):
super(ScenarioTest, cls).setup_clients()
# Clients (in alphabetical order)
cls.flavors_client = cls.manager.flavors_client
cls.floating_ips_client = cls.manager.floating_ips_client
# Glance image client v1
cls.image_client = cls.manager.image_client
# Compute image client
cls.images_client = cls.manager.images_client
cls.keypairs_client = cls.manager.keypairs_client
# Nova security groups client
cls.security_groups_client = cls.manager.security_groups_client
cls.servers_client = cls.manager.servers_client
cls.volumes_client = cls.manager.volumes_client
cls.snapshots_client = cls.manager.snapshots_client
cls.interface_client = cls.manager.interfaces_client
# Neutron network client
cls.network_client = cls.manager.network_client
# Heat client
cls.orchestration_client = cls.manager.orchestration_client
@classmethod
def credentials(cls):
return cls.isolated_creds.get_primary_creds()
@classmethod
def alt_credentials(cls):
return cls.isolated_creds.get_alt_creds()
@classmethod
def admin_credentials(cls):
try:
return cls.isolated_creds.get_admin_creds()
except NotImplementedError:
raise cls.skipException('Admin Credentials are not available')
# ## Methods to handle sync and async deletes
def setUp(self):
super(ScenarioTest, self).setUp()
self.cleanup_waits = []
# NOTE(mtreinish) This is safe to do in setUp instead of setUp class
# because scenario tests in the same test class should not share
# resources. If resources were shared between test cases then it
# should be a single scenario test instead of multiples.
# NOTE(yfried): this list is cleaned at the end of test_methods and
# not at the end of the class
self.addCleanup(self._wait_for_cleanups)
def delete_wrapper(self, delete_thing, *args, **kwargs):
"""Ignores NotFound exceptions for delete operations.
@param delete_thing: delete method of a resource. method will be
executed as delete_thing(*args, **kwargs)
"""
try:
# Tempest clients return dicts, so there is no common delete
# method available. Using a callable instead
delete_thing(*args, **kwargs)
except lib_exc.NotFound:
# If the resource is already missing, mission accomplished.
pass
def addCleanup_with_wait(self, waiter_callable, thing_id, thing_id_param,
cleanup_callable, cleanup_args=None,
cleanup_kwargs=None, ignore_error=True):
"""Adds wait for async resource deletion at the end of cleanups
@param waiter_callable: callable to wait for the resource to delete
@param thing_id: the id of the resource to be cleaned-up
@param thing_id_param: the name of the id param in the waiter
@param cleanup_callable: method to load pass to self.addCleanup with
the following *cleanup_args, **cleanup_kwargs.
usually a delete method.
"""
if cleanup_args is None:
cleanup_args = []
if cleanup_kwargs is None:
cleanup_kwargs = {}
self.addCleanup(cleanup_callable, *cleanup_args, **cleanup_kwargs)
wait_dict = {
'waiter_callable': waiter_callable,
thing_id_param: thing_id
}
self.cleanup_waits.append(wait_dict)
def _wait_for_cleanups(self):
"""To handle async delete actions, a list of waits is added
which will be iterated over as the last step of clearing the
cleanup queue. That way all the delete calls are made up front
and the tests won't succeed unless the deletes are eventually
successful. This is the same basic approach used in the api tests to
limit cleanup execution time except here it is multi-resource,
because of the nature of the scenario tests.
"""
for wait in self.cleanup_waits:
waiter_callable = wait.pop('waiter_callable')
waiter_callable(**wait)
# ## Test functions library
#
# The create_[resource] functions only return body and discard the
# resp part which is not used in scenario tests
def create_keypair(self, client=None):
if not client:
client = self.keypairs_client
name = data_utils.rand_name(self.__class__.__name__)
# We don't need to create a keypair by pubkey in scenario
body = client.create_keypair(name)
self.addCleanup(client.delete_keypair, name)
return body
def create_server(self, name=None, image=None, flavor=None,
wait_on_boot=True, wait_on_delete=True,
create_kwargs=None):
"""Creates VM instance.
@param image: image from which to create the instance
@param wait_on_boot: wait for status ACTIVE before continue
@param wait_on_delete: force synchronous delete on cleanup
@param create_kwargs: additional details for instance creation
@return: server dict
"""
if name is None:
name = data_utils.rand_name(self.__class__.__name__)
if image is None:
image = CONF.compute.image_ref
if flavor is None:
flavor = CONF.compute.flavor_ref
if create_kwargs is None:
create_kwargs = {}
network = self.get_tenant_network()
fixed_network.set_networks_kwarg(network, create_kwargs)
LOG.debug("Creating a server (name: %s, image: %s, flavor: %s)",
name, image, flavor)
server = self.servers_client.create_server(name, image, flavor,
**create_kwargs)
if wait_on_delete:
self.addCleanup(self.servers_client.wait_for_server_termination,
server['id'])
self.addCleanup_with_wait(
waiter_callable=self.servers_client.wait_for_server_termination,
thing_id=server['id'], thing_id_param='server_id',
cleanup_callable=self.delete_wrapper,
cleanup_args=[self.servers_client.delete_server, server['id']])
if wait_on_boot:
self.servers_client.wait_for_server_status(server_id=server['id'],
status='ACTIVE')
# The instance retrieved on creation is missing network
# details, necessitating retrieval after it becomes active to
# ensure correct details.
server = self.servers_client.get_server(server['id'])
self.assertEqual(server['name'], name)
return server
def create_volume(self, size=None, name=None, snapshot_id=None,
imageRef=None, volume_type=None, wait_on_delete=True):
if name is None:
name = data_utils.rand_name(self.__class__.__name__)
volume = self.volumes_client.create_volume(
size=size, display_name=name, snapshot_id=snapshot_id,
imageRef=imageRef, volume_type=volume_type)
if wait_on_delete:
self.addCleanup(self.volumes_client.wait_for_resource_deletion,
volume['id'])
self.addCleanup(self.delete_wrapper,
self.volumes_client.delete_volume, volume['id'])
else:
self.addCleanup_with_wait(
waiter_callable=self.volumes_client.wait_for_resource_deletion,
thing_id=volume['id'], thing_id_param='id',
cleanup_callable=self.delete_wrapper,
cleanup_args=[self.volumes_client.delete_volume, volume['id']])
self.assertEqual(name, volume['display_name'])
self.volumes_client.wait_for_volume_status(volume['id'], 'available')
# The volume retrieved on creation has a non-up-to-date status.
# Retrieval after it becomes active ensures correct details.
volume = self.volumes_client.get_volume(volume['id'])
return volume
def _create_loginable_secgroup_rule(self, secgroup_id=None):
_client = self.security_groups_client
if secgroup_id is None:
sgs = _client.list_security_groups()
for sg in sgs:
if sg['name'] == 'default':
secgroup_id = sg['id']
# These rules are intended to permit inbound ssh and icmp
# traffic from all sources, so no group_id is provided.
# Setting a group_id would only permit traffic from ports
# belonging to the same security group.
rulesets = [
{
# ssh
'ip_proto': 'tcp',
'from_port': 22,
'to_port': 22,
'cidr': '0.0.0.0/0',
},
{
# ping
'ip_proto': 'icmp',
'from_port': -1,
'to_port': -1,
'cidr': '0.0.0.0/0',
}
]
rules = list()
for ruleset in rulesets:
sg_rule = _client.create_security_group_rule(secgroup_id,
**ruleset)
self.addCleanup(self.delete_wrapper,
_client.delete_security_group_rule,
sg_rule['id'])
rules.append(sg_rule)
return rules
def _create_security_group(self):
# Create security group
sg_name = data_utils.rand_name(self.__class__.__name__)
sg_desc = sg_name + " description"
secgroup = self.security_groups_client.create_security_group(
sg_name, sg_desc)
self.assertEqual(secgroup['name'], sg_name)
self.assertEqual(secgroup['description'], sg_desc)
self.addCleanup(self.delete_wrapper,
self.security_groups_client.delete_security_group,
secgroup['id'])
# Add rules to the security group
self._create_loginable_secgroup_rule(secgroup['id'])
return secgroup
def get_remote_client(self, server_or_ip, username=None, private_key=None,
log_console_of_servers=None):
"""Get a SSH client to a remote server
@param server_or_ip a server object as returned by Tempest compute
client or an IP address to connect to
@param username name of the Linux account on the remote server
@param private_key the SSH private key to use
@param log_console_of_servers a list of server objects. Each server
in the list will have its console printed in the logs in case the
SSH connection failed to be established
@return a RemoteClient object
"""
if isinstance(server_or_ip, six.string_types):
ip = server_or_ip
else:
addr = server_or_ip['addresses'][CONF.compute.network_for_ssh][0]
ip = addr['addr']
if username is None:
username = CONF.scenario.ssh_user
if private_key is None:
private_key = self.keypair['private_key']
linux_client = remote_client.RemoteClient(ip, username,
pkey=private_key)
try:
linux_client.validate_authentication()
except Exception:
LOG.exception('Initializing SSH connection to %s failed' % ip)
# If we don't explicitely set for which servers we want to
# log the console output then all the servers will be logged.
# See the definition of _log_console_output()
self._log_console_output(log_console_of_servers)
raise
return linux_client
def _image_create(self, name, fmt, path, properties=None):
if properties is None:
properties = {}
name = data_utils.rand_name('%s-' % name)
image_file = open(path, 'rb')
self.addCleanup(image_file.close)
params = {
'name': name,
'container_format': fmt,
'disk_format': fmt,
'is_public': 'False',
}
params.update(properties)
image = self.image_client.create_image(**params)
self.addCleanup(self.image_client.delete_image, image['id'])
self.assertEqual("queued", image['status'])
self.image_client.update_image(image['id'], data=image_file)
return image['id']
def glance_image_create(self):
img_path = CONF.scenario.img_dir + "/" + CONF.scenario.img_file
aki_img_path = CONF.scenario.img_dir + "/" + CONF.scenario.aki_img_file
ari_img_path = CONF.scenario.img_dir + "/" + CONF.scenario.ari_img_file
ami_img_path = CONF.scenario.img_dir + "/" + CONF.scenario.ami_img_file
img_container_format = CONF.scenario.img_container_format
img_disk_format = CONF.scenario.img_disk_format
LOG.debug("paths: img: %s, container_fomat: %s, disk_format: %s, "
"ami: %s, ari: %s, aki: %s" %
(img_path, img_container_format, img_disk_format,
ami_img_path, ari_img_path, aki_img_path))
try:
self.image = self._image_create('scenario-img',
img_container_format,
img_path,
properties={'disk_format':
img_disk_format})
except IOError:
LOG.debug("A qcow2 image was not found. Try to get a uec image.")
kernel = self._image_create('scenario-aki', 'aki', aki_img_path)
ramdisk = self._image_create('scenario-ari', 'ari', ari_img_path)
properties = {
'properties': {'kernel_id': kernel, 'ramdisk_id': ramdisk}
}
self.image = self._image_create('scenario-ami', 'ami',
path=ami_img_path,
properties=properties)
LOG.debug("image:%s" % self.image)
def _log_console_output(self, servers=None):
if not CONF.compute_feature_enabled.console_output:
LOG.debug('Console output not supported, cannot log')
return
if not servers:
servers = self.servers_client.list_servers()
servers = servers['servers']
for server in servers:
console_output = self.servers_client.get_console_output(
server['id'], length=None).data
LOG.debug('Console output for %s\nbody=\n%s',
server['id'], console_output)
def _log_net_info(self, exc):
# network debug is called as part of ssh init
if not isinstance(exc, exceptions.SSHTimeout):
LOG.debug('Network information on a devstack host')
def create_server_snapshot(self, server, name=None):
# Glance client
_image_client = self.image_client
# Compute client
_images_client = self.images_client
if name is None:
name = data_utils.rand_name('scenario-snapshot-')
LOG.debug("Creating a snapshot image for server: %s", server['name'])
image = _images_client.create_image(server['id'], name)
image_id = image.response['location'].split('images/')[1]
_image_client.wait_for_image_status(image_id, 'active')
self.addCleanup_with_wait(
waiter_callable=_image_client.wait_for_resource_deletion,
thing_id=image_id, thing_id_param='id',
cleanup_callable=self.delete_wrapper,
cleanup_args=[_image_client.delete_image, image_id])
snapshot_image = _image_client.get_image_meta(image_id)
image_name = snapshot_image['name']
self.assertEqual(name, image_name)
LOG.debug("Created snapshot image %s for server %s",
image_name, server['name'])
return snapshot_image
def nova_volume_attach(self):
# TODO(andreaf) Device should be here CONF.compute.volume_device_name
volume = self.servers_client.attach_volume(
self.server['id'], self.volume['id'], '/dev/vdb')
self.assertEqual(self.volume['id'], volume['id'])
self.volumes_client.wait_for_volume_status(volume['id'], 'in-use')
# Refresh the volume after the attachment
self.volume = self.volumes_client.get_volume(volume['id'])
def nova_volume_detach(self):
self.servers_client.detach_volume(self.server['id'], self.volume['id'])
self.volumes_client.wait_for_volume_status(self.volume['id'],
'available')
volume = self.volumes_client.get_volume(self.volume['id'])
self.assertEqual('available', volume['status'])
def rebuild_server(self, server_id, image=None,
preserve_ephemeral=False, wait=True,
rebuild_kwargs=None):
if image is None:
image = CONF.compute.image_ref
rebuild_kwargs = rebuild_kwargs or {}
LOG.debug("Rebuilding server (id: %s, image: %s, preserve eph: %s)",
server_id, image, preserve_ephemeral)
self.servers_client.rebuild(server_id=server_id, image_ref=image,
preserve_ephemeral=preserve_ephemeral,
**rebuild_kwargs)
if wait:
self.servers_client.wait_for_server_status(server_id, 'ACTIVE')
def ping_ip_address(self, ip_address, should_succeed=True,
ping_timeout=None):
timeout = ping_timeout or CONF.compute.ping_timeout
cmd = ['ping', '-c1', '-w1', ip_address]
def ping():
proc = subprocess.Popen(cmd,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
proc.communicate()
return (proc.returncode == 0) == should_succeed
return tempest.test.call_until_true(ping, timeout, 1)
def check_vm_connectivity(self, ip_address,
username=None,
private_key=None,
should_connect=True):
"""
:param ip_address: server to test against
:param username: server's ssh username
:param private_key: server's ssh private key to be used
:param should_connect: True/False indicates positive/negative test
positive - attempt ping and ssh
negative - attempt ping and fail if succeed
:raises: AssertError if the result of the connectivity check does
not match the value of the should_connect param
"""
if should_connect:
msg = "Timed out waiting for %s to become reachable" % ip_address
else:
msg = "ip address %s is reachable" % ip_address
self.assertTrue(self.ping_ip_address(ip_address,
should_succeed=should_connect),
msg=msg)
if should_connect:
# no need to check ssh for negative connectivity
self.get_remote_client(ip_address, username, private_key)
def check_public_network_connectivity(self, ip_address, username,
private_key, should_connect=True,
msg=None, servers=None):
# The target login is assumed to have been configured for
# key-based authentication by cloud-init.
LOG.debug('checking network connections to IP %s with user: %s' %
(ip_address, username))
try:
self.check_vm_connectivity(ip_address,
username,
private_key,
should_connect=should_connect)
except Exception:
ex_msg = 'Public network connectivity check failed'
if msg:
ex_msg += ": " + msg
LOG.exception(ex_msg)
self._log_console_output(servers)
raise
def create_floating_ip(self, thing, pool_name=None):
"""Creates a floating IP and associates to a server using
Nova clients
"""
floating_ip = self.floating_ips_client.create_floating_ip(pool_name)
self.addCleanup(self.delete_wrapper,
self.floating_ips_client.delete_floating_ip,
floating_ip['id'])
self.floating_ips_client.associate_floating_ip_to_server(
floating_ip['ip'], thing['id'])
return floating_ip
class NetworkScenarioTest(ScenarioTest):
"""Base class for network scenario tests.
This class provide helpers for network scenario tests, using the neutron
API. Helpers from ancestor which use the nova network API are overridden
with the neutron API.
This Class also enforces using Neutron instead of novanetwork.
Subclassed tests will be skipped if Neutron is not enabled
"""
@classmethod
def skip_checks(cls):
super(NetworkScenarioTest, cls).skip_checks()
if not CONF.service_available.neutron:
raise cls.skipException('Neutron not available')
if not credentials.is_admin_available():
msg = ("Missing Identity Admin API credentials in configuration.")
raise cls.skipException(msg)
@classmethod
def setup_credentials(cls):
super(NetworkScenarioTest, cls).setup_credentials()
cls.admin_manager = clients.Manager(cls.admin_credentials())
@classmethod
def resource_setup(cls):
super(NetworkScenarioTest, cls).resource_setup()
cls.tenant_id = cls.manager.identity_client.tenant_id
def _create_network(self, client=None, tenant_id=None,
namestart='network-smoke-'):
if not client:
client = self.network_client
if not tenant_id:
tenant_id = client.tenant_id
name = data_utils.rand_name(namestart)
result = client.create_network(name=name, tenant_id=tenant_id)
network = net_resources.DeletableNetwork(client=client,
**result['network'])
self.assertEqual(network.name, name)
self.addCleanup(self.delete_wrapper, network.delete)
return network
def _list_networks(self, *args, **kwargs):
"""List networks using admin creds """
return self._admin_lister('networks')(*args, **kwargs)
def _list_subnets(self, *args, **kwargs):
"""List subnets using admin creds """
return self._admin_lister('subnets')(*args, **kwargs)
def _list_routers(self, *args, **kwargs):
"""List routers using admin creds """
return self._admin_lister('routers')(*args, **kwargs)
def _list_ports(self, *args, **kwargs):
"""List ports using admin creds """
return self._admin_lister('ports')(*args, **kwargs)
def _admin_lister(self, resource_type):
def temp(*args, **kwargs):
temp_method = self.admin_manager.network_client.__getattr__(
'list_%s' % resource_type)
resource_list = temp_method(*args, **kwargs)
return resource_list[resource_type]
return temp
def _create_subnet(self, network, client=None, namestart='subnet-smoke',
**kwargs):
"""
Create a subnet for the given network within the cidr block
configured for tenant networks.
"""
if not client:
client = self.network_client
def cidr_in_use(cidr, tenant_id):
"""
:return True if subnet with cidr already exist in tenant
False else
"""
cidr_in_use = self._list_subnets(tenant_id=tenant_id, cidr=cidr)
return len(cidr_in_use) != 0
ip_version = kwargs.pop('ip_version', 4)
if ip_version == 6:
tenant_cidr = netaddr.IPNetwork(
CONF.network.tenant_network_v6_cidr)
num_bits = CONF.network.tenant_network_v6_mask_bits
else:
tenant_cidr = netaddr.IPNetwork(CONF.network.tenant_network_cidr)
num_bits = CONF.network.tenant_network_mask_bits
result = None
str_cidr = None
# Repeatedly attempt subnet creation with sequential cidr
# blocks until an unallocated block is found.
for subnet_cidr in tenant_cidr.subnet(num_bits):
str_cidr = str(subnet_cidr)
if cidr_in_use(str_cidr, tenant_id=network.tenant_id):
continue
subnet = dict(
name=data_utils.rand_name(namestart),
network_id=network.id,
tenant_id=network.tenant_id,
cidr=str_cidr,
ip_version=ip_version,
**kwargs
)
try:
result = client.create_subnet(**subnet)
break
except lib_exc.Conflict as e:
is_overlapping_cidr = 'overlaps with another subnet' in str(e)
if not is_overlapping_cidr:
raise
self.assertIsNotNone(result, 'Unable to allocate tenant network')
subnet = net_resources.DeletableSubnet(client=client,
**result['subnet'])
self.assertEqual(subnet.cidr, str_cidr)
self.addCleanup(self.delete_wrapper, subnet.delete)
return subnet
def _create_port(self, network_id, client=None, namestart='port-quotatest',
**kwargs):
if not client:
client = self.network_client
name = data_utils.rand_name(namestart)
result = client.create_port(
name=name,
network_id=network_id,
**kwargs)
self.assertIsNotNone(result, 'Unable to allocate port')
port = net_resources.DeletablePort(client=client,
**result['port'])
self.addCleanup(self.delete_wrapper, port.delete)
return port
def _get_server_port_id_and_ip4(self, server, ip_addr=None):
ports = self._list_ports(device_id=server['id'],
fixed_ip=ip_addr)
self.assertEqual(len(ports), 1,
"Unable to determine which port to target.")
# it might happen here that this port has more then one ip address
# as in case of dual stack- when this port is created on 2 subnets
for ip46 in ports[0]['fixed_ips']:
ip = ip46['ip_address']
if netaddr.valid_ipv4(ip):
return ports[0]['id'], ip
def _get_network_by_name(self, network_name):
net = self._list_networks(name=network_name)
return net_resources.AttributeDict(net[0])
def create_floating_ip(self, thing, external_network_id=None,
port_id=None, client=None):
"""Creates a floating IP and associates to a resource/port using
Neutron client
"""
if not external_network_id:
external_network_id = CONF.network.public_network_id
if not client:
client = self.network_client
if not port_id:
port_id, ip4 = self._get_server_port_id_and_ip4(thing)
else:
ip4 = None
result = client.create_floatingip(
floating_network_id=external_network_id,
port_id=port_id,
tenant_id=thing['tenant_id'],
fixed_ip_address=ip4
)
floating_ip = net_resources.DeletableFloatingIp(
client=client,
**result['floatingip'])
self.addCleanup(self.delete_wrapper, floating_ip.delete)
return floating_ip
def _associate_floating_ip(self, floating_ip, server):
port_id, _ = self._get_server_port_id_and_ip4(server)
floating_ip.update(port_id=port_id)
self.assertEqual(port_id, floating_ip.port_id)
return floating_ip
def _disassociate_floating_ip(self, floating_ip):
"""
:param floating_ip: type DeletableFloatingIp
"""
floating_ip.update(port_id=None)
self.assertIsNone(floating_ip.port_id)
return floating_ip
def check_floating_ip_status(self, floating_ip, status):
"""Verifies floatingip reaches the given status
:param floating_ip: net_resources.DeletableFloatingIp floating IP to
to check status
:param status: target status
:raises: AssertionError if status doesn't match
"""
def refresh():
floating_ip.refresh()
return status == floating_ip.status
tempest.test.call_until_true(refresh,
CONF.network.build_timeout,
CONF.network.build_interval)
self.assertEqual(status, floating_ip.status,
message="FloatingIP: {fp} is at status: {cst}. "
"failed to reach status: {st}"
.format(fp=floating_ip, cst=floating_ip.status,
st=status))
LOG.info("FloatingIP: {fp} is at status: {st}"
.format(fp=floating_ip, st=status))
def _check_tenant_network_connectivity(self, server,
username,
private_key,
should_connect=True,
servers_for_debug=None):
if not CONF.network.tenant_networks_reachable:
msg = 'Tenant networks not configured to be reachable.'
LOG.info(msg)
return
# The target login is assumed to have been configured for
# key-based authentication by cloud-init.
try:
for net_name, ip_addresses in server['addresses'].iteritems():
for ip_address in ip_addresses:
self.check_vm_connectivity(ip_address['addr'],
username,
private_key,
should_connect=should_connect)
except Exception as e:
LOG.exception('Tenant network connectivity check failed')
self._log_console_output(servers_for_debug)
self._log_net_info(e)
raise
def _check_remote_connectivity(self, source, dest, should_succeed=True):
"""
check ping server via source ssh connection
:param source: RemoteClient: an ssh connection from which to ping
:param dest: and IP to ping against
:param should_succeed: boolean should ping succeed or not
:returns: boolean -- should_succeed == ping
:returns: ping is false if ping failed
"""
def ping_remote():
try:
source.ping_host(dest)
except exceptions.SSHExecCommandFailed:
LOG.warn('Failed to ping IP: %s via a ssh connection from: %s.'
% (dest, source.ssh_client.host))
return not should_succeed
return should_succeed
return tempest.test.call_until_true(ping_remote,
CONF.compute.ping_timeout,
1)
def _create_security_group(self, client=None, tenant_id=None,
namestart='secgroup-smoke'):
if client is None:
client = self.network_client
if tenant_id is None:
tenant_id = client.tenant_id
secgroup = self._create_empty_security_group(namestart=namestart,
client=client,
tenant_id=tenant_id)
# Add rules to the security group
rules = self._create_loginable_secgroup_rule(client=client,
secgroup=secgroup)
for rule in rules:
self.assertEqual(tenant_id, rule.tenant_id)
self.assertEqual(secgroup.id, rule.security_group_id)
return secgroup
def _create_empty_security_group(self, client=None, tenant_id=None,
namestart='secgroup-smoke'):
"""Create a security group without rules.
Default rules will be created:
- IPv4 egress to any
- IPv6 egress to any
:param tenant_id: secgroup will be created in this tenant
:returns: DeletableSecurityGroup -- containing the secgroup created
"""
if client is None:
client = self.network_client
if not tenant_id:
tenant_id = client.tenant_id
sg_name = data_utils.rand_name(namestart)
sg_desc = sg_name + " description"
sg_dict = dict(name=sg_name,
description=sg_desc)
sg_dict['tenant_id'] = tenant_id
result = client.create_security_group(**sg_dict)
secgroup = net_resources.DeletableSecurityGroup(
client=client,
**result['security_group']
)
self.assertEqual(secgroup.name, sg_name)
self.assertEqual(tenant_id, secgroup.tenant_id)
self.assertEqual(secgroup.description, sg_desc)
self.addCleanup(self.delete_wrapper, secgroup.delete)
return secgroup
def _default_security_group(self, client=None, tenant_id=None):
"""Get default secgroup for given tenant_id.
:returns: DeletableSecurityGroup -- default secgroup for given tenant
"""
if client is None:
client = self.network_client
if not tenant_id:
tenant_id = client.tenant_id
sgs = [
sg for sg in client.list_security_groups().values()[0]
if sg['tenant_id'] == tenant_id and sg['name'] == 'default'
]
msg = "No default security group for tenant %s." % (tenant_id)
self.assertTrue(len(sgs) > 0, msg)
return net_resources.DeletableSecurityGroup(client=client,
**sgs[0])
def _create_security_group_rule(self, secgroup=None, client=None,
tenant_id=None, **kwargs):
"""Create a rule from a dictionary of rule parameters.
Create a rule in a secgroup. if secgroup not defined will search for
default secgroup in tenant_id.
:param secgroup: type DeletableSecurityGroup.
:param tenant_id: if secgroup not passed -- the tenant in which to
search for default secgroup
:param kwargs: a dictionary containing rule parameters:
for example, to allow incoming ssh:
rule = {
direction: 'ingress'
protocol:'tcp',
port_range_min: 22,
port_range_max: 22
}
"""
if client is None:
client = self.network_client
if not tenant_id:
tenant_id = client.tenant_id
if secgroup is None:
secgroup = self._default_security_group(client=client,
tenant_id=tenant_id)
ruleset = dict(security_group_id=secgroup.id,
tenant_id=secgroup.tenant_id)
ruleset.update(kwargs)
sg_rule = client.create_security_group_rule(**ruleset)
sg_rule = net_resources.DeletableSecurityGroupRule(
client=client,
**sg_rule['security_group_rule']
)
self.addCleanup(self.delete_wrapper, sg_rule.delete)
self.assertEqual(secgroup.tenant_id, sg_rule.tenant_id)
self.assertEqual(secgroup.id, sg_rule.security_group_id)
return sg_rule
def _create_loginable_secgroup_rule(self, client=None, secgroup=None):
"""These rules are intended to permit inbound ssh and icmp
traffic from all sources, so no group_id is provided.
Setting a group_id would only permit traffic from ports
belonging to the same security group.
"""
if client is None:
client = self.network_client
rules = []
rulesets = [
dict(
# ssh
protocol='tcp',
port_range_min=22,
port_range_max=22,
),
dict(
# ping
protocol='icmp',
),
dict(
# ipv6-icmp for ping6
protocol='icmp',
ethertype='IPv6',
)
]
for ruleset in rulesets:
for r_direction in ['ingress', 'egress']:
ruleset['direction'] = r_direction
try:
sg_rule = self._create_security_group_rule(
client=client, secgroup=secgroup, **ruleset)
except lib_exc.Conflict as ex:
# if rule already exist - skip rule and continue
msg = 'Security group rule already exists'
if msg not in ex._error_string:
raise ex
else:
self.assertEqual(r_direction, sg_rule.direction)
rules.append(sg_rule)
return rules
def _create_pool(self, lb_method, protocol, subnet_id):
"""Wrapper utility that returns a test pool."""
client = self.network_client
name = data_utils.rand_name('pool')
resp_pool = client.create_pool(protocol=protocol, name=name,
subnet_id=subnet_id,
lb_method=lb_method)
pool = net_resources.DeletablePool(client=client, **resp_pool['pool'])
self.assertEqual(pool['name'], name)
self.addCleanup(self.delete_wrapper, pool.delete)
return pool
def _create_member(self, address, protocol_port, pool_id):
"""Wrapper utility that returns a test member."""
client = self.network_client
resp_member = client.create_member(protocol_port=protocol_port,
pool_id=pool_id,
address=address)
member = net_resources.DeletableMember(client=client,
**resp_member['member'])
self.addCleanup(self.delete_wrapper, member.delete)
return member
def _create_vip(self, protocol, protocol_port, subnet_id, pool_id):
"""Wrapper utility that returns a test vip."""
client = self.network_client
name = data_utils.rand_name('vip')
resp_vip = client.create_vip(protocol=protocol, name=name,
subnet_id=subnet_id, pool_id=pool_id,
protocol_port=protocol_port)
vip = net_resources.DeletableVip(client=client, **resp_vip['vip'])
self.assertEqual(vip['name'], name)
self.addCleanup(self.delete_wrapper, vip.delete)
return vip
def _ssh_to_server(self, server, private_key):
ssh_login = CONF.compute.image_ssh_user
return self.get_remote_client(server,
username=ssh_login,
private_key=private_key)
def _get_router(self, client=None, tenant_id=None):
"""Retrieve a router for the given tenant id.
If a public router has been configured, it will be returned.
If a public router has not been configured, but a public
network has, a tenant router will be created and returned that
routes traffic to the public network.
"""
if not client:
client = self.network_client
if not tenant_id:
tenant_id = client.tenant_id
router_id = CONF.network.public_router_id
network_id = CONF.network.public_network_id
if router_id:
resp, body = client.show_router(router_id)
return net_resources.AttributeDict(**body['router'])
elif network_id:
router = self._create_router(client, tenant_id)
router.set_gateway(network_id)
return router
else:
raise Exception("Neither of 'public_router_id' or "
"'public_network_id' has been defined.")
def _create_router(self, client=None, tenant_id=None,
namestart='router-smoke'):
if not client:
client = self.network_client
if not tenant_id:
tenant_id = client.tenant_id
name = data_utils.rand_name(namestart)
result = client.create_router(name=name,
admin_state_up=True,
tenant_id=tenant_id)
router = net_resources.DeletableRouter(client=client,
**result['router'])
self.assertEqual(router.name, name)
self.addCleanup(self.delete_wrapper, router.delete)
return router
def _update_router_admin_state(self, router, admin_state_up):
router.update(admin_state_up=admin_state_up)
self.assertEqual(admin_state_up, router.admin_state_up)
def create_networks(self, client=None, tenant_id=None,
dns_nameservers=None):
"""Create a network with a subnet connected to a router.
The baremetal driver is a special case since all nodes are
on the same shared network.
:param client: network client to create resources with.
:param tenant_id: id of tenant to create resources in.
:param dns_nameservers: list of dns servers to send to subnet.
:returns: network, subnet, router
"""
if CONF.baremetal.driver_enabled:
# NOTE(Shrews): This exception is for environments where tenant
# credential isolation is available, but network separation is
# not (the current baremetal case). Likely can be removed when
# test account mgmt is reworked:
# https://blueprints.launchpad.net/tempest/+spec/test-accounts
network = self._get_network_by_name(
CONF.compute.fixed_network_name)
router = None
subnet = None
else:
network = self._create_network(client=client, tenant_id=tenant_id)
router = self._get_router(client=client, tenant_id=tenant_id)
subnet_kwargs = dict(network=network, client=client)
# use explicit check because empty list is a valid option
if dns_nameservers is not None:
subnet_kwargs['dns_nameservers'] = dns_nameservers
subnet = self._create_subnet(**subnet_kwargs)
subnet.add_to_router(router.id)
return network, subnet, router
def create_server(self, name=None, image=None, flavor=None,
wait_on_boot=True, wait_on_delete=True,
create_kwargs=None):
vnic_type = CONF.network.port_vnic_type
# If vnic_type is configured create port for
# every network
if vnic_type:
ports = []
networks = []
create_port_body = {'binding:vnic_type': vnic_type,
'namestart': 'port-smoke'}
if create_kwargs:
net_client = create_kwargs.get("network_client",
self.network_client)
# Convert security group names to security group ids
# to pass to create_port
if create_kwargs.get('security_groups'):
security_groups = net_client.list_security_groups().get(
'security_groups')
sec_dict = dict([(s['name'], s['id'])
for s in security_groups])
sec_groups_names = [s['name'] for s in create_kwargs[
'security_groups']]
security_groups_ids = [sec_dict[s]
for s in sec_groups_names]
if security_groups_ids:
create_port_body[
'security_groups'] = security_groups_ids
networks = create_kwargs.get('networks')
else:
net_client = self.network_client
# If there are no networks passed to us we look up
# for the tenant's private networks and create a port
# if there is only one private network. The same behaviour
# as we would expect when passing the call to the clients
# with no networks
if not networks:
networks = net_client.list_networks(filters={
'router:external': False})
self.assertEqual(1, len(networks),
"There is more than one"
" network for the tenant")
for net in networks:
net_id = net['uuid']
port = self._create_port(network_id=net_id,
client=net_client,
**create_port_body)
ports.append({'port': port.id})
if ports:
create_kwargs['networks'] = ports
return super(NetworkScenarioTest, self).create_server(
name=name, image=image, flavor=flavor,
wait_on_boot=wait_on_boot, wait_on_delete=wait_on_delete,
create_kwargs=create_kwargs)
# power/provision states as of icehouse
class BaremetalPowerStates(object):
"""Possible power states of an Ironic node."""
POWER_ON = 'power on'
POWER_OFF = 'power off'
REBOOT = 'rebooting'
SUSPEND = 'suspended'
class BaremetalProvisionStates(object):
"""Possible provision states of an Ironic node."""
NOSTATE = None
INIT = 'initializing'
ACTIVE = 'active'
BUILDING = 'building'
DEPLOYWAIT = 'wait call-back'
DEPLOYING = 'deploying'
DEPLOYFAIL = 'deploy failed'
DEPLOYDONE = 'deploy complete'
DELETING = 'deleting'
DELETED = 'deleted'
ERROR = 'error'
class BaremetalScenarioTest(ScenarioTest):
@classmethod
def skip_checks(cls):
super(BaremetalScenarioTest, cls).skip_checks()
if (not CONF.service_available.ironic or
not CONF.baremetal.driver_enabled):
msg = 'Ironic not available or Ironic compute driver not enabled'
raise cls.skipException(msg)
@classmethod
def setup_credentials(cls):
super(BaremetalScenarioTest, cls).setup_credentials()
# use an admin client manager for baremetal client
manager = clients.Manager(
credentials=cls.admin_credentials()
)
cls.baremetal_client = manager.baremetal_client
@classmethod
def resource_setup(cls):
super(BaremetalScenarioTest, cls).resource_setup()
# allow any issues obtaining the node list to raise early
cls.baremetal_client.list_nodes()
def _node_state_timeout(self, node_id, state_attr,
target_states, timeout=10, interval=1):
if not isinstance(target_states, list):
target_states = [target_states]
def check_state():
node = self.get_node(node_id=node_id)
if node.get(state_attr) in target_states:
return True
return False
if not tempest.test.call_until_true(
check_state, timeout, interval):
msg = ("Timed out waiting for node %s to reach %s state(s) %s" %
(node_id, state_attr, target_states))
raise exceptions.TimeoutException(msg)
def wait_provisioning_state(self, node_id, state, timeout):
self._node_state_timeout(
node_id=node_id, state_attr='provision_state',
target_states=state, timeout=timeout)
def wait_power_state(self, node_id, state):
self._node_state_timeout(
node_id=node_id, state_attr='power_state',
target_states=state, timeout=CONF.baremetal.power_timeout)
def wait_node(self, instance_id):
"""Waits for a node to be associated with instance_id."""
def _get_node():
node = None
try:
node = self.get_node(instance_id=instance_id)
except lib_exc.NotFound:
pass
return node is not None
if not tempest.test.call_until_true(
_get_node, CONF.baremetal.association_timeout, 1):
msg = ('Timed out waiting to get Ironic node by instance id %s'
% instance_id)
raise exceptions.TimeoutException(msg)
def get_node(self, node_id=None, instance_id=None):
if node_id:
_, body = self.baremetal_client.show_node(node_id)
return body
elif instance_id:
_, body = self.baremetal_client.show_node_by_instance_uuid(
instance_id)
if body['nodes']:
return body['nodes'][0]
def get_ports(self, node_uuid):
ports = []
_, body = self.baremetal_client.list_node_ports(node_uuid)
for port in body['ports']:
_, p = self.baremetal_client.show_port(port['uuid'])
ports.append(p)
return ports
def add_keypair(self):
self.keypair = self.create_keypair()
def verify_connectivity(self, ip=None):
if ip:
dest = self.get_remote_client(ip)
else:
dest = self.get_remote_client(self.instance)
dest.validate_authentication()
def boot_instance(self):
create_kwargs = {
'key_name': self.keypair['name']
}
self.instance = self.create_server(
wait_on_boot=False, create_kwargs=create_kwargs)
self.wait_node(self.instance['id'])
self.node = self.get_node(instance_id=self.instance['id'])
self.wait_power_state(self.node['uuid'], BaremetalPowerStates.POWER_ON)
self.wait_provisioning_state(
self.node['uuid'],
[BaremetalProvisionStates.DEPLOYWAIT,
BaremetalProvisionStates.ACTIVE],
timeout=15)
self.wait_provisioning_state(self.node['uuid'],
BaremetalProvisionStates.ACTIVE,
timeout=CONF.baremetal.active_timeout)
self.servers_client.wait_for_server_status(self.instance['id'],
'ACTIVE')
self.node = self.get_node(instance_id=self.instance['id'])
self.instance = self.servers_client.get_server(self.instance['id'])
def terminate_instance(self):
self.servers_client.delete_server(self.instance['id'])
self.wait_power_state(self.node['uuid'],
BaremetalPowerStates.POWER_OFF)
self.wait_provisioning_state(
self.node['uuid'],
BaremetalProvisionStates.NOSTATE,
timeout=CONF.baremetal.unprovision_timeout)
class EncryptionScenarioTest(ScenarioTest):
"""
Base class for encryption scenario tests
"""
@classmethod
def skip_checks(cls):
super(EncryptionScenarioTest, cls).skip_checks()
if not credentials.is_admin_available():
msg = ("Missing Identity Admin API credentials in configuration.")
raise cls.skipException(msg)
@classmethod
def setup_clients(cls):
super(EncryptionScenarioTest, cls).setup_clients()
admin_manager = clients.Manager(cls.admin_credentials())
cls.admin_volume_types_client = admin_manager.volume_types_client
def _wait_for_volume_status(self, status):
self.status_timeout(
self.volume_client.volumes, self.volume.id, status)
def nova_boot(self):
self.keypair = self.create_keypair()
create_kwargs = {'key_name': self.keypair['name']}
self.server = self.create_server(image=self.image,
create_kwargs=create_kwargs)
def create_volume_type(self, client=None, name=None):
if not client:
client = self.admin_volume_types_client
if not name:
name = 'generic'
randomized_name = data_utils.rand_name('scenario-type-' + name + '-')
LOG.debug("Creating a volume type: %s", randomized_name)
body = client.create_volume_type(
randomized_name)
self.assertIn('id', body)
self.addCleanup(client.delete_volume_type, body['id'])
return body
def create_encryption_type(self, client=None, type_id=None, provider=None,
key_size=None, cipher=None,
control_location=None):
if not client:
client = self.admin_volume_types_client
if not type_id:
volume_type = self.create_volume_type()
type_id = volume_type['id']
LOG.debug("Creating an encryption type for volume type: %s", type_id)
client.create_encryption_type(
type_id, provider=provider, key_size=key_size, cipher=cipher,
control_location=control_location)
class SwiftScenarioTest(ScenarioTest):
"""
Provide harness to do Swift scenario tests.
Subclasses implement the tests that use the methods provided by this
class.
"""
@classmethod
def skip_checks(cls):
super(SwiftScenarioTest, cls).skip_checks()
if not CONF.service_available.swift:
skip_msg = ("%s skipped as swift is not available" %
cls.__name__)
raise cls.skipException(skip_msg)
@classmethod
def setup_credentials(cls):
cls.set_network_resources()
super(SwiftScenarioTest, cls).setup_credentials()
operator_role = CONF.object_storage.operator_role
if not cls.isolated_creds.is_role_available(operator_role):
skip_msg = ("%s skipped because the configured credential provider"
" is not able to provide credentials with the %s role "
"assigned." % (cls.__name__, operator_role))
raise cls.skipException(skip_msg)
else:
cls.os_operator = clients.Manager(
cls.isolated_creds.get_creds_by_roles(
[operator_role]))
@classmethod
def setup_clients(cls):
super(SwiftScenarioTest, cls).setup_clients()
# Clients for Swift
cls.account_client = cls.os_operator.account_client
cls.container_client = cls.os_operator.container_client
cls.object_client = cls.os_operator.object_client
def get_swift_stat(self):
"""get swift status for our user account."""
self.account_client.list_account_containers()
LOG.debug('Swift status information obtained successfully')
def create_container(self, container_name=None):
name = container_name or data_utils.rand_name(
'swift-scenario-container')
self.container_client.create_container(name)
# look for the container to assure it is created
self.list_and_check_container_objects(name)
LOG.debug('Container %s created' % (name))
self.addCleanup(self.delete_wrapper,
self.container_client.delete_container,
name)
return name
def delete_container(self, container_name):
self.container_client.delete_container(container_name)
LOG.debug('Container %s deleted' % (container_name))
def upload_object_to_container(self, container_name, obj_name=None):
obj_name = obj_name or data_utils.rand_name('swift-scenario-object')
obj_data = data_utils.arbitrary_string()
self.object_client.create_object(container_name, obj_name, obj_data)
self.addCleanup(self.delete_wrapper,
self.object_client.delete_object,
container_name,
obj_name)
return obj_name, obj_data
def delete_object(self, container_name, filename):
self.object_client.delete_object(container_name, filename)
self.list_and_check_container_objects(container_name,
not_present_obj=[filename])
def list_and_check_container_objects(self, container_name,
present_obj=None,
not_present_obj=None):
"""
List objects for a given container and assert which are present and
which are not.
"""
if present_obj is None:
present_obj = []
if not_present_obj is None:
not_present_obj = []
_, object_list = self.container_client.list_container_contents(
container_name)
if present_obj:
for obj in present_obj:
self.assertIn(obj, object_list)
if not_present_obj:
for obj in not_present_obj:
self.assertNotIn(obj, object_list)
def change_container_acl(self, container_name, acl):
metadata_param = {'metadata_prefix': 'x-container-',
'metadata': {'read': acl}}
self.container_client.update_container_metadata(container_name,
**metadata_param)
resp, _ = self.container_client.list_container_metadata(container_name)
self.assertEqual(resp['x-container-read'], acl)
def download_and_verify(self, container_name, obj_name, expected_data):
_, obj = self.object_client.get_object(container_name, obj_name)
self.assertEqual(obj, expected_data)