20e89b9691
Add migration support in the cDOT driver. Change-Id: I72e045b1c978b752f38cc3018cb2a7084e3f3e36 Implements: blueprint netapp-cdot-driver-optimized-migration
150 lines
4.2 KiB
Python
150 lines
4.2 KiB
Python
# Copyright 2011 OpenStack LLC
|
|
# Copyright 2015 Mirantic, 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 fixtures
|
|
import os
|
|
|
|
from oslo_config import cfg
|
|
import six
|
|
|
|
from manila import context
|
|
from manila import utils
|
|
|
|
CONF = cfg.CONF
|
|
|
|
|
|
class NamedBinaryStr(six.binary_type):
|
|
|
|
"""Wrapper for six.binary_type to facilitate overriding __name__."""
|
|
|
|
|
|
class NamedUnicodeStr(six.text_type):
|
|
|
|
"""Unicode string look-alike to facilitate overriding __name__."""
|
|
|
|
def __init__(self, value):
|
|
self._value = value
|
|
|
|
def __str__(self):
|
|
return self._value
|
|
|
|
def encode(self, enc):
|
|
return self._value.encode(enc)
|
|
|
|
def __format__(self, formatstr):
|
|
"""Workaround for ddt bug.
|
|
|
|
DDT will always call __format__ even when __name__ exists,
|
|
which blows up for Unicode strings under Py2.
|
|
"""
|
|
return ''
|
|
|
|
|
|
class NamedDict(dict):
|
|
|
|
"""Wrapper for dict to facilitate overriding __name__."""
|
|
|
|
|
|
class NamedTuple(tuple):
|
|
|
|
"""Wrapper for dict to facilitate overriding __name__."""
|
|
|
|
|
|
def annotated(test_name, test_input):
|
|
if isinstance(test_input, dict):
|
|
annotated_input = NamedDict(test_input)
|
|
elif isinstance(test_input, six.text_type):
|
|
annotated_input = NamedUnicodeStr(test_input)
|
|
elif isinstance(test_input, tuple):
|
|
annotated_input = NamedTuple(test_input)
|
|
else:
|
|
annotated_input = NamedBinaryStr(test_input)
|
|
|
|
setattr(annotated_input, '__name__', test_name)
|
|
return annotated_input
|
|
|
|
|
|
def get_test_admin_context():
|
|
return context.get_admin_context()
|
|
|
|
|
|
def is_manila_installed():
|
|
if os.path.exists('../../manila.manila.egg-info'):
|
|
return True
|
|
else:
|
|
return False
|
|
|
|
|
|
def set_timeout(timeout):
|
|
"""Timeout decorator for unit test methods.
|
|
|
|
Use this decorator for tests that are expected to pass in very specific
|
|
amount of time, not common for all other tests.
|
|
It can have either big or small value.
|
|
"""
|
|
|
|
def _decorator(f):
|
|
|
|
@six.wraps(f)
|
|
def _wrapper(self, *args, **kwargs):
|
|
self.useFixture(fixtures.Timeout(timeout, gentle=True))
|
|
return f(self, *args, **kwargs)
|
|
|
|
return _wrapper
|
|
|
|
return _decorator
|
|
|
|
|
|
class create_temp_config_with_opts(object):
|
|
"""Creates temporary config file with provided opts and values.
|
|
|
|
usage:
|
|
data = {'FOO_GROUP': {'foo_opt': 'foo_value'}}
|
|
assert CONF.FOO_GROUP.foo_opt != 'foo_value'
|
|
with create_temp_config_with_opts(data):
|
|
assert CONF.FOO_GROUP.foo_opt == 'foo_value'
|
|
assert CONF.FOO_GROUP.foo_opt != 'foo_value'
|
|
|
|
:param data: dict -- expected dict with two layers, first is name of
|
|
config group and second is opts with values. Example:
|
|
{'DEFAULT': {'foo_opt': 'foo_v'}, 'BAR_GROUP': {'bar_opt': 'bar_v'}}
|
|
"""
|
|
|
|
def __init__(self, data):
|
|
self.data = data
|
|
|
|
def __enter__(self):
|
|
config_filename = 'fake_config'
|
|
with utils.tempdir() as tmpdir:
|
|
tmpfilename = os.path.join(tmpdir, '%s.conf' % config_filename)
|
|
with open(tmpfilename, "w") as configfile:
|
|
for group, opts in self.data.items():
|
|
configfile.write("""[%s]\n""" % group)
|
|
for opt, value in opts.items():
|
|
configfile.write(
|
|
"""%(k)s = %(v)s\n""" % {'k': opt, 'v': value})
|
|
configfile.write("""\n""")
|
|
|
|
# Add config file with updated opts
|
|
CONF.default_config_files = [configfile.name]
|
|
|
|
# Reload config instance to use redefined opts
|
|
CONF.reload_config_files()
|
|
return CONF
|
|
|
|
def __exit__(self, exc_type, exc_value, exc_traceback):
|
|
return False # do not suppress errors
|