Shared filesystem management project for OpenStack.
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# 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.
import copy
import inspect
import traceback
from oslo_concurrency import lockutils
from oslo_log import log
import six
from tempest.common import credentials_factory as common_creds
from tempest.common import dynamic_creds
from tempest import config
from tempest import test
from tempest_lib.common.utils import data_utils
from tempest_lib import exceptions
from manila_tempest_tests import clients_share as clients
from manila_tempest_tests import share_exceptions
from manila_tempest_tests import utils
CONF = config.CONF
LOG = log.getLogger(__name__)
class handle_cleanup_exceptions(object):
"""Handle exceptions raised with cleanup operations.
Always suppress errors when exceptions.NotFound or exceptions.Forbidden
are raised.
Suppress all other exceptions only in case config opt
'suppress_errors_in_cleanup' in config group 'share' is True.
"""
def __enter__(self):
return self
def __exit__(self, exc_type, exc_value, exc_traceback):
if not (isinstance(exc_value,
(exceptions.NotFound, exceptions.Forbidden)) or
CONF.share.suppress_errors_in_cleanup):
return False # Do not suppress error if any
if exc_traceback:
LOG.error("Suppressed cleanup error in Manila: "
"\n%s" % traceback.format_exc())
return True # Suppress error if any
def network_synchronized(f):
def wrapped_func(self, *args, **kwargs):
with_isolated_creds = True if len(args) > 2 else False
no_lock_required = kwargs.get(
"isolated_creds_client", with_isolated_creds)
if no_lock_required:
# Usage of not reusable network. No need in lock.
return f(self, *args, **kwargs)
# Use lock assuming reusage of common network.
@lockutils.synchronized("manila_network_lock", external=True)
def source_func(self, *args, **kwargs):
return f(self, *args, **kwargs)
return source_func(self, *args, **kwargs)
return wrapped_func
skip_if_microversion_not_supported = utils.skip_if_microversion_not_supported
skip_if_microversion_lt = utils.skip_if_microversion_lt
class BaseSharesTest(test.BaseTestCase):
"""Base test case class for all Manila API tests."""
force_tenant_isolation = False
protocols = ["nfs", "cifs", "glusterfs", "hdfs", "cephfs"]
# Will be cleaned up in resource_cleanup
class_resources = []
# Will be cleaned up in tearDown method
method_resources = []
# Will be cleaned up in resource_cleanup
class_isolated_creds = []
# Will be cleaned up in tearDown method
method_isolated_creds = []
def skip_if_microversion_not_supported(self, microversion):
if not utils.is_microversion_supported(microversion):
raise self.skipException(
"Microversion '%s' is not supported." % microversion)
def skip_if_microversion_lt(self, microversion):
if utils.is_microversion_lt(CONF.share.max_api_microversion,
microversion):
raise self.skipException(
"Microversion must be greater than or equal to '%s'." %
microversion)
@classmethod
def get_client_with_isolated_creds(cls,
name=None,
type_of_creds="admin",
cleanup_in_class=False,
client_version='1'):
"""Creates isolated creds.
:param name: name, will be used for naming ic and related stuff
:param type_of_creds: admin, alt or primary
:param cleanup_in_class: defines place where to delete
:returns: SharesClient -- shares client with isolated creds.
:returns: To client added dict attr 'creds' with
:returns: key elements 'tenant' and 'user'.
"""
if name is None:
# Get name of test method
name = inspect.stack()[1][3]
if len(name) > 32:
name = name[0:32]
# Choose type of isolated creds
ic = dynamic_creds.DynamicCredentialProvider(
identity_version=CONF.identity.auth_version,
name=name,
admin_role=CONF.identity.admin_role,
admin_creds=common_creds.get_configured_credentials(
'identity_admin'))
if "admin" in type_of_creds:
creds = ic.get_admin_creds()
elif "alt" in type_of_creds:
creds = ic.get_alt_creds()
else:
creds = ic.self.get_credentials(type_of_creds)
ic.type_of_creds = type_of_creds
# create client with isolated creds
os = clients.Manager(credentials=creds)
if client_version == '1':
client = os.shares_client
elif client_version == '2':
client = os.shares_v2_client
# Set place where will be deleted isolated creds
ic_res = {
"method": ic.clear_creds,
"deleted": False,
}
if cleanup_in_class:
cls.class_isolated_creds.insert(0, ic_res)
else:
cls.method_isolated_creds.insert(0, ic_res)
# Provide share network
if CONF.share.multitenancy_enabled:
if not CONF.service_available.neutron:
raise cls.skipException("Neutron support is required")
nc = os.networks_client
share_network_id = cls.provide_share_network(client, nc, ic)
client.share_network_id = share_network_id
resource = {
"type": "share_network",
"id": client.share_network_id,
"client": client,
}
if cleanup_in_class:
cls.class_resources.insert(0, resource)
else:
cls.method_resources.insert(0, resource)
return client
@classmethod
def verify_nonempty(cls, *args):
if not all(args):
msg = "Missing API credentials in configuration."
raise cls.skipException(msg)
@classmethod
def resource_setup(cls):
if not (any(p in CONF.share.enable_protocols
for p in cls.protocols) and
CONF.service_available.manila):
skip_msg = "Manila is disabled"
raise cls.skipException(skip_msg)
super(BaseSharesTest, cls).resource_setup()
if not hasattr(cls, "os"):
cls.username = CONF.identity.username
cls.password = CONF.identity.password
cls.tenant_name = CONF.identity.tenant_name
cls.verify_nonempty(cls.username, cls.password, cls.tenant_name)
cls.os = clients.Manager()
if CONF.share.multitenancy_enabled:
if not CONF.service_available.neutron:
raise cls.skipException("Neutron support is required")
sc = cls.os.shares_client
nc = cls.os.networks_client
share_network_id = cls.provide_share_network(sc, nc)
cls.os.shares_client.share_network_id = share_network_id
cls.os.shares_v2_client.share_network_id = share_network_id
cls.shares_client = cls.os.shares_client
cls.shares_v2_client = cls.os.shares_v2_client
def setUp(self):
super(BaseSharesTest, self).setUp()
self.addCleanup(self.clear_isolated_creds)
self.addCleanup(self.clear_resources)
@classmethod
def resource_cleanup(cls):
super(BaseSharesTest, cls).resource_cleanup()
cls.clear_resources(cls.class_resources)
cls.clear_isolated_creds(cls.class_isolated_creds)
@classmethod
@network_synchronized
def provide_share_network(cls, shares_client, networks_client,
isolated_creds_client=None):
"""Used for finding/creating share network for multitenant driver.
This method creates/gets entity share-network for one tenant. This
share-network will be used for creation of service vm.
:param shares_client: shares client, which requires share-network
:param networks_client: network client from same tenant as shares
:param isolated_creds_client: DynamicCredentialProvider instance
If provided, then its networking will be used if needed.
If not provided, then common network will be used if needed.
:returns: str -- share network id for shares_client tenant
:returns: None -- if single-tenant driver used
"""
sc = shares_client
if not CONF.share.multitenancy_enabled:
# Assumed usage of a single-tenant driver
share_network_id = None
elif sc.share_network_id:
# Share-network already exists, use it
share_network_id = sc.share_network_id
else:
net_id = subnet_id = share_network_id = None
if not isolated_creds_client:
# Search for networks, created in previous runs
search_word = "reusable"
sn_name = "autogenerated_by_tempest_%s" % search_word
service_net_name = "share-service"
networks = networks_client.list_networks()
if "networks" in networks.keys():
networks = networks["networks"]
for network in networks:
if (service_net_name in network["name"] and
sc.tenant_id == network['tenant_id']):
net_id = network["id"]
if len(network["subnets"]) > 0:
subnet_id = network["subnets"][0]
break
# Create suitable network
if (net_id is None or subnet_id is None):
ic = dynamic_creds.DynamicCredentialProvider(
identity_version=CONF.identity.auth_version,
name=service_net_name,
admin_role=CONF.identity.admin_role,
admin_creds=common_creds.get_configured_credentials(
'identity_admin'))
net_data = ic._create_network_resources(sc.tenant_id)
network, subnet, router = net_data
net_id = network["id"]
subnet_id = subnet["id"]
# Try get suitable share-network
share_networks = sc.list_share_networks_with_detail()
for sn in share_networks:
if (net_id == sn["neutron_net_id"] and
subnet_id == sn["neutron_subnet_id"] and
sn["name"] and search_word in sn["name"]):
share_network_id = sn["id"]
break
else:
sn_name = "autogenerated_by_tempest_for_isolated_creds"
# Use precreated network and subnet from isolated creds
net_id = isolated_creds_client.get_credentials(
isolated_creds_client.type_of_creds).network['id']
subnet_id = isolated_creds_client.get_credentials(
isolated_creds_client.type_of_creds).subnet['id']
# Create suitable share-network
if share_network_id is None:
sn_desc = "This share-network was created by tempest"
sn = sc.create_share_network(name=sn_name,
description=sn_desc,
neutron_net_id=net_id,
neutron_subnet_id=subnet_id)
share_network_id = sn["id"]
return share_network_id
@classmethod
def _create_share(cls, share_protocol=None, size=1, name=None,
snapshot_id=None, description=None, metadata=None,
share_network_id=None, share_type_id=None,
consistency_group_id=None, client=None,
cleanup_in_class=True, is_public=False, **kwargs):
client = client or cls.shares_v2_client
description = description or "Tempest's share"
share_network_id = share_network_id or client.share_network_id or None
metadata = metadata or {}
kwargs.update({
'share_protocol': share_protocol,
'size': size,
'name': name,
'snapshot_id': snapshot_id,
'description': description,
'metadata': metadata,
'share_network_id': share_network_id,
'share_type_id': share_type_id,
'is_public': is_public,
})
if consistency_group_id:
kwargs['consistency_group_id'] = consistency_group_id
share = client.create_share(**kwargs)
resource = {"type": "share", "id": share["id"], "client": client,
"consistency_group_id": consistency_group_id}
cleanup_list = (cls.class_resources if cleanup_in_class else
cls.method_resources)
cleanup_list.insert(0, resource)
return share
@classmethod
def migrate_share(cls, share_id, dest_host, client=None, **kwargs):
client = client or cls.shares_v2_client
client.migrate_share(share_id, dest_host, **kwargs)
share = client.wait_for_migration_completed(
share_id, dest_host, version=kwargs.get('version'))
return share
@classmethod
def create_share(cls, *args, **kwargs):
"""Create one share and wait for available state. Retry if allowed."""
result = cls.create_shares([{"args": args, "kwargs": kwargs}])
return result[0]
@classmethod
def create_shares(cls, share_data_list):
"""Creates several shares in parallel with retries.
Use this method when you want to create more than one share at same
time. Especially if config option 'share.share_creation_retry_number'
has value more than zero (0).
All shares will be expected to have 'available' status with or without
recreation else error will be raised.
:param share_data_list: list -- list of dictionaries with 'args' and
'kwargs' for '_create_share' method of this base class.
example of data:
share_data_list=[{'args': ['quuz'], 'kwargs': {'foo': 'bar'}}}]
:returns: list -- list of shares created using provided data.
"""
data = [copy.deepcopy(d) for d in share_data_list]
for d in data:
if not isinstance(d, dict):
raise exceptions.TempestException(
"Expected 'dict', got '%s'" % type(d))
if "args" not in d:
d["args"] = []
if "kwargs" not in d:
d["kwargs"] = {}
if len(d) > 2:
raise exceptions.TempestException(
"Expected only 'args' and 'kwargs' keys. "
"Provided %s" % list(d))
d["kwargs"]["client"] = d["kwargs"].get(
"client", cls.shares_v2_client)
d["share"] = cls._create_share(*d["args"], **d["kwargs"])
d["cnt"] = 0
d["available"] = False
while not all(d["available"] for d in data):
for d in data:
if d["available"]:
continue
try:
d["kwargs"]["client"].wait_for_share_status(
d["share"]["id"], "available")
d["available"] = True
except (share_exceptions.ShareBuildErrorException,
exceptions.TimeoutException) as e:
if CONF.share.share_creation_retry_number > d["cnt"]:
d["cnt"] += 1
msg = ("Share '%s' failed to be built. "
"Trying create another." % d["share"]["id"])
LOG.error(msg)
LOG.error(e)
d["share"] = cls._create_share(
*d["args"], **d["kwargs"])
else:
raise e
return [d["share"] for d in data]
@classmethod
def create_consistency_group(cls, client=None, cleanup_in_class=True,
share_network_id=None, **kwargs):
client = client or cls.shares_v2_client
kwargs['share_network_id'] = (share_network_id or
client.share_network_id or None)
consistency_group = client.create_consistency_group(**kwargs)
resource = {
"type": "consistency_group",
"id": consistency_group["id"],
"client": client}
if cleanup_in_class:
cls.class_resources.insert(0, resource)
else:
cls.method_resources.insert(0, resource)
if kwargs.get('source_cgsnapshot_id'):
new_cg_shares = client.list_shares(
detailed=True,
params={'consistency_group_id': consistency_group['id']})
for share in new_cg_shares:
resource = {"type": "share",
"id": share["id"],
"client": client,
"consistency_group_id": share.get(
'consistency_group_id')}
if cleanup_in_class:
cls.class_resources.insert(0, resource)
else:
cls.method_resources.insert(0, resource)
client.wait_for_consistency_group_status(consistency_group['id'],
'available')
return consistency_group
@classmethod
def create_snapshot_wait_for_active(cls, share_id, name=None,
description=None, force=False,
client=None, cleanup_in_class=True):
if client is None:
client = cls.shares_client
if description is None:
description = "Tempest's snapshot"
snapshot = client.create_snapshot(share_id, name, description, force)
resource = {
"type": "snapshot",
"id": snapshot["id"],
"client": client,
}
if cleanup_in_class:
cls.class_resources.insert(0, resource)
else:
cls.method_resources.insert(0, resource)
client.wait_for_snapshot_status(snapshot["id"], "available")
return snapshot
@classmethod
def create_cgsnapshot_wait_for_active(cls, consistency_group_id,
name=None, description=None,
client=None, cleanup_in_class=True,
**kwargs):
client = client or cls.shares_v2_client
if description is None:
description = "Tempest's cgsnapshot"
cgsnapshot = client.create_cgsnapshot(consistency_group_id,
name=name,
description=description,
**kwargs)
resource = {
"type": "cgsnapshot",
"id": cgsnapshot["id"],
"client": client,
}
if cleanup_in_class:
cls.class_resources.insert(0, resource)
else:
cls.method_resources.insert(0, resource)
client.wait_for_cgsnapshot_status(cgsnapshot["id"], "available")
return cgsnapshot
@classmethod
def create_share_network(cls, client=None,
cleanup_in_class=False, **kwargs):
if client is None:
client = cls.shares_client
share_network = client.create_share_network(**kwargs)
resource = {
"type": "share_network",
"id": share_network["id"],
"client": client,
}
if cleanup_in_class:
cls.class_resources.insert(0, resource)
else:
cls.method_resources.insert(0, resource)
return share_network
@classmethod
def create_security_service(cls, ss_type="ldap", client=None,
cleanup_in_class=False, **kwargs):
if client is None:
client = cls.shares_client
security_service = client.create_security_service(ss_type, **kwargs)
resource = {
"type": "security_service",
"id": security_service["id"],
"client": client,
}
if cleanup_in_class:
cls.class_resources.insert(0, resource)
else:
cls.method_resources.insert(0, resource)
return security_service
@classmethod
def create_share_type(cls, name, is_public=True, client=None,
cleanup_in_class=True, **kwargs):
if client is None:
client = cls.shares_v2_client
share_type = client.create_share_type(name, is_public, **kwargs)
resource = {
"type": "share_type",
"id": share_type["share_type"]["id"],
"client": client,
}
if cleanup_in_class:
cls.class_resources.insert(0, resource)
else:
cls.method_resources.insert(0, resource)
return share_type
@staticmethod
def add_required_extra_specs_to_dict(extra_specs=None):
dhss = six.text_type(CONF.share.multitenancy_enabled)
snapshot_support = six.text_type(
CONF.share.capability_snapshot_support)
required = {
"driver_handles_share_servers": dhss,
"snapshot_support": snapshot_support,
}
if extra_specs:
required.update(extra_specs)
return required
@classmethod
def clear_isolated_creds(cls, creds=None):
if creds is None:
creds = cls.method_isolated_creds
for ic in creds:
if "deleted" not in ic.keys():
ic["deleted"] = False
if not ic["deleted"]:
with handle_cleanup_exceptions():
ic["method"]()
ic["deleted"] = True
@classmethod
def clear_resources(cls, resources=None):
"""Deletes resources, that were created in test suites.
This method tries to remove resources from resource list,
if it is not found, assumed it was deleted in test itself.
It is expected, that all resources were added as LIFO
due to restriction of deletion resources, that is in the chain.
:param resources: dict with keys 'type','id','client' and 'deleted'
"""
if resources is None:
resources = cls.method_resources
for res in resources:
if "deleted" not in res.keys():
res["deleted"] = False
if "client" not in res.keys():
res["client"] = cls.shares_client
if not(res["deleted"]):
res_id = res['id']
client = res["client"]
with handle_cleanup_exceptions():
if res["type"] is "share":
cg_id = res.get('consistency_group_id')
if cg_id:
params = {'consistency_group_id': cg_id}
client.delete_share(res_id, params=params)
else:
client.delete_share(res_id)
client.wait_for_resource_deletion(share_id=res_id)
elif res["type"] is "snapshot":
client.delete_snapshot(res_id)
client.wait_for_resource_deletion(snapshot_id=res_id)
elif res["type"] is "share_network":
client.delete_share_network(res_id)
client.wait_for_resource_deletion(sn_id=res_id)
elif res["type"] is "security_service":
client.delete_security_service(res_id)
client.wait_for_resource_deletion(ss_id=res_id)
elif res["type"] is "share_type":
client.delete_share_type(res_id)
client.wait_for_resource_deletion(st_id=res_id)
elif res["type"] is "consistency_group":
client.delete_consistency_group(res_id)
client.wait_for_resource_deletion(cg_id=res_id)
elif res["type"] is "cgsnapshot":
client.delete_cgsnapshot(res_id)
client.wait_for_resource_deletion(cgsnapshot_id=res_id)
else:
LOG.warning("Provided unsupported resource type for "
"cleanup '%s'. Skipping." % res["type"])
res["deleted"] = True
@classmethod
def generate_share_network_data(self):
data = {
"name": data_utils.rand_name("sn-name"),
"description": data_utils.rand_name("sn-desc"),
"neutron_net_id": data_utils.rand_name("net-id"),
"neutron_subnet_id": data_utils.rand_name("subnet-id"),
}
return data
@classmethod
def generate_security_service_data(self):
data = {
"name": data_utils.rand_name("ss-name"),
"description": data_utils.rand_name("ss-desc"),
"dns_ip": utils.rand_ip(),
"server": utils.rand_ip(),
"domain": data_utils.rand_name("ss-domain"),
"user": data_utils.rand_name("ss-user"),
"password": data_utils.rand_name("ss-password"),
}
return data
# Useful assertions
def assertDictMatch(self, d1, d2, approx_equal=False, tolerance=0.001):
"""Assert two dicts are equivalent.
This is a 'deep' match in the sense that it handles nested
dictionaries appropriately.
NOTE:
If you don't care (or don't know) a given value, you can specify
the string DONTCARE as the value. This will cause that dict-item
to be skipped.
"""
def raise_assertion(msg):
d1str = str(d1)
d2str = str(d2)
base_msg = ('Dictionaries do not match. %(msg)s d1: %(d1str)s '
'd2: %(d2str)s' %
{"msg": msg, "d1str": d1str, "d2str": d2str})
raise AssertionError(base_msg)
d1keys = set(d1.keys())
d2keys = set(d2.keys())
if d1keys != d2keys:
d1only = d1keys - d2keys
d2only = d2keys - d1keys
raise_assertion('Keys in d1 and not d2: %(d1only)s. '
'Keys in d2 and not d1: %(d2only)s' %
{"d1only": d1only, "d2only": d2only})
for key in d1keys:
d1value = d1[key]
d2value = d2[key]
try:
error = abs(float(d1value) - float(d2value))
within_tolerance = error <= tolerance
except (ValueError, TypeError):
# If both values aren't convertable to float, just ignore
# ValueError if arg is a str, TypeError if it's something else
# (like None)
within_tolerance = False
if hasattr(d1value, 'keys') and hasattr(d2value, 'keys'):
self.assertDictMatch(d1value, d2value)
elif 'DONTCARE' in (d1value, d2value):
continue
elif approx_equal and within_tolerance:
continue
elif d1value != d2value:
raise_assertion("d1['%(key)s']=%(d1value)s != "
"d2['%(key)s']=%(d2value)s" %
{
"key": key,
"d1value": d1value,
"d2value": d2value
})
class BaseSharesAltTest(BaseSharesTest):
"""Base test case class for all Shares Alt API tests."""
@classmethod
def resource_setup(cls):
cls.username = CONF.identity.alt_username
cls.password = CONF.identity.alt_password
cls.tenant_name = CONF.identity.alt_tenant_name
cls.verify_nonempty(cls.username, cls.password, cls.tenant_name)
cls.os = clients.AltManager()
alt_share_network_id = CONF.share.alt_share_network_id
cls.os.shares_client.share_network_id = alt_share_network_id
cls.os.shares_v2_client.share_network_id = alt_share_network_id
super(BaseSharesAltTest, cls).resource_setup()
class BaseSharesAdminTest(BaseSharesTest):
"""Base test case class for all Shares Admin API tests."""
@classmethod
def resource_setup(cls):
if hasattr(CONF.identity, 'admin_username'):
cls.username = CONF.identity.admin_username
cls.password = CONF.identity.admin_password
cls.tenant_name = CONF.identity.admin_tenant_name
else:
cls.username = CONF.auth.admin_username
cls.password = CONF.auth.admin_password
cls.tenant_name = CONF.auth.admin_tenant_name
cls.verify_nonempty(cls.username, cls.password, cls.tenant_name)
cls.os = clients.AdminManager()
admin_share_network_id = CONF.share.admin_share_network_id
cls.os.shares_client.share_network_id = admin_share_network_id
cls.os.shares_v2_client.share_network_id = admin_share_network_id
super(BaseSharesAdminTest, cls).resource_setup()