python-saharaclient/saharaclient/osc/v1/utils.py

102 lines
2.7 KiB
Python

# Copyright (c) 2015 Mirantis Inc.
#
# 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 time
from oslo_utils import timeutils
from oslo_utils import uuidutils
from saharaclient.api import base
def get_resource(manager, name_or_id, **kwargs):
if uuidutils.is_uuid_like(name_or_id):
return manager.get(name_or_id, **kwargs)
else:
resource = manager.find_unique(name=name_or_id)
if kwargs:
# we really need additional call to apply kwargs
resource = manager.get(resource.id, **kwargs)
return resource
def created_at_sorted(objs, reverse=False):
return sorted(objs, key=created_at_key, reverse=reverse)
def random_name(prefix=None):
return "%s-%s" % (prefix, uuidutils.generate_uuid()[:8])
def created_at_key(obj):
return timeutils.parse_isotime(obj["created_at"])
def get_resource_id(manager, name_or_id):
if uuidutils.is_uuid_like(name_or_id):
return name_or_id
else:
return manager.find_unique(name=name_or_id).id
def create_dict_from_kwargs(**kwargs):
return {k: v for (k, v) in kwargs.items() if v is not None}
def prepare_data(data, fields):
new_data = {}
for f in fields:
if f in data:
new_data[f.replace('_', ' ').capitalize()] = data[f]
return new_data
def unzip(data):
return zip(*data)
def extend_columns(columns, items):
return unzip(list(unzip(columns)) + [('', '')] + items)
def prepare_column_headers(columns, remap=None):
remap = remap if remap else {}
new_columns = []
for c in columns:
for old, new in remap.items():
c = c.replace(old, new)
new_columns.append(c.replace('_', ' ').capitalize())
return new_columns
def get_by_name_substring(data, name):
return [obj for obj in data if name in obj.name]
def wait_for_delete(manager, obj_id, sleep_time=5, timeout=3000):
s_time = timeutils.utcnow()
while timeutils.delta_seconds(s_time, timeutils.utcnow()) < timeout:
try:
manager.get(obj_id)
except base.APIException as ex:
if ex.error_code == 404:
return True
raise
time.sleep(sleep_time)
return False