5028 lines
169 KiB
Python
5028 lines
169 KiB
Python
# Copyright (c) 2011 X.commerce, a business unit of eBay Inc.
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# Copyright 2010 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# Copyright (c) 2014 Mirantis, Inc.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""Implementation of SQLAlchemy backend."""
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import copy
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import datetime
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from functools import wraps
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import ipaddress
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import sys
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import warnings
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# NOTE(uglide): Required to override default oslo_db Query class
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import manila.db.sqlalchemy.query # noqa
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from oslo_config import cfg
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from oslo_db import api as oslo_db_api
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from oslo_db import exception as db_exc
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from oslo_db import exception as db_exception
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from oslo_db import options as db_options
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from oslo_db.sqlalchemy import session
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from oslo_db.sqlalchemy import utils as db_utils
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from oslo_log import log
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from oslo_utils import excutils
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from oslo_utils import timeutils
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from oslo_utils import uuidutils
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import six
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from sqlalchemy import MetaData
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from sqlalchemy import or_
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from sqlalchemy.orm import joinedload
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from sqlalchemy.sql.expression import true
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from sqlalchemy.sql import func
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from manila.common import constants
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from manila.db.sqlalchemy import models
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from manila import exception
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from manila.i18n import _
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from manila import quota
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CONF = cfg.CONF
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LOG = log.getLogger(__name__)
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QUOTAS = quota.QUOTAS
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_DEFAULT_QUOTA_NAME = 'default'
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PER_PROJECT_QUOTAS = []
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_FACADE = None
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_DEFAULT_SQL_CONNECTION = 'sqlite://'
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db_options.set_defaults(cfg.CONF,
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connection=_DEFAULT_SQL_CONNECTION)
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def _create_facade_lazily():
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global _FACADE
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if _FACADE is None:
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_FACADE = session.EngineFacade.from_config(cfg.CONF)
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return _FACADE
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def get_engine():
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facade = _create_facade_lazily()
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return facade.get_engine()
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def get_session(**kwargs):
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facade = _create_facade_lazily()
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return facade.get_session(**kwargs)
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def get_backend():
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"""The backend is this module itself."""
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return sys.modules[__name__]
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def is_admin_context(context):
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"""Indicates if the request context is an administrator."""
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if not context:
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warnings.warn(_('Use of empty request context is deprecated'),
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DeprecationWarning)
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raise Exception('die')
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return context.is_admin
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def is_user_context(context):
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"""Indicates if the request context is a normal user."""
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if not context:
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return False
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if context.is_admin:
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return False
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if not context.user_id or not context.project_id:
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return False
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return True
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def authorize_project_context(context, project_id):
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"""Ensures a request has permission to access the given project."""
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if is_user_context(context):
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if not context.project_id:
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raise exception.NotAuthorized()
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elif context.project_id != project_id:
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raise exception.NotAuthorized()
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def authorize_user_context(context, user_id):
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"""Ensures a request has permission to access the given user."""
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if is_user_context(context):
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if not context.user_id:
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raise exception.NotAuthorized()
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elif context.user_id != user_id:
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raise exception.NotAuthorized()
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def authorize_quota_class_context(context, class_name):
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"""Ensures a request has permission to access the given quota class."""
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if is_user_context(context):
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if not context.quota_class:
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raise exception.NotAuthorized()
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elif context.quota_class != class_name:
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raise exception.NotAuthorized()
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def require_admin_context(f):
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"""Decorator to require admin request context.
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The first argument to the wrapped function must be the context.
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"""
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@wraps(f)
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def wrapper(*args, **kwargs):
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if not is_admin_context(args[0]):
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raise exception.AdminRequired()
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return f(*args, **kwargs)
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return wrapper
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def require_context(f):
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"""Decorator to require *any* user or admin context.
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This does no authorization for user or project access matching, see
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:py:func:`authorize_project_context` and
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:py:func:`authorize_user_context`.
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The first argument to the wrapped function must be the context.
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"""
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@wraps(f)
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def wrapper(*args, **kwargs):
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if not is_admin_context(args[0]) and not is_user_context(args[0]):
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raise exception.NotAuthorized()
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return f(*args, **kwargs)
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return wrapper
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def require_share_exists(f):
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"""Decorator to require the specified share to exist.
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Requires the wrapped function to use context and share_id as
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their first two arguments.
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"""
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@wraps(f)
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def wrapper(context, share_id, *args, **kwargs):
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share_get(context, share_id)
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return f(context, share_id, *args, **kwargs)
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wrapper.__name__ = f.__name__
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return wrapper
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def require_share_instance_exists(f):
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"""Decorator to require the specified share instance to exist.
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Requires the wrapped function to use context and share_instance_id as
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their first two arguments.
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"""
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@wraps(f)
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def wrapper(context, share_instance_id, *args, **kwargs):
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share_instance_get(context, share_instance_id)
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return f(context, share_instance_id, *args, **kwargs)
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wrapper.__name__ = f.__name__
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return wrapper
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def apply_sorting(model, query, sort_key, sort_dir):
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if sort_dir.lower() not in ('desc', 'asc'):
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msg = _("Wrong sorting data provided: sort key is '%(sort_key)s' "
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"and sort direction is '%(sort_dir)s'.") % {
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"sort_key": sort_key, "sort_dir": sort_dir}
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raise exception.InvalidInput(reason=msg)
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sort_attr = getattr(model, sort_key)
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sort_method = getattr(sort_attr, sort_dir.lower())
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return query.order_by(sort_method())
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def model_query(context, model, *args, **kwargs):
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"""Query helper that accounts for context's `read_deleted` field.
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:param context: context to query under
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:param model: model to query. Must be a subclass of ModelBase.
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:param session: if present, the session to use
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:param read_deleted: if present, overrides context's read_deleted field.
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:param project_only: if present and context is user-type, then restrict
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query to match the context's project_id.
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"""
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session = kwargs.get('session') or get_session()
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read_deleted = kwargs.get('read_deleted') or context.read_deleted
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project_only = kwargs.get('project_only')
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kwargs = dict()
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if project_only and not context.is_admin:
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kwargs['project_id'] = context.project_id
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if read_deleted in ('no', 'n', False):
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kwargs['deleted'] = False
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elif read_deleted in ('yes', 'y', True):
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kwargs['deleted'] = True
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return db_utils.model_query(
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model=model, session=session, args=args, **kwargs)
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def exact_filter(query, model, filters, legal_keys):
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"""Applies exact match filtering to a query.
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Returns the updated query. Modifies filters argument to remove
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filters consumed.
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:param query: query to apply filters to
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:param model: model object the query applies to, for IN-style
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filtering
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:param filters: dictionary of filters; values that are lists,
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tuples, sets, or frozensets cause an 'IN' test to
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be performed, while exact matching ('==' operator)
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is used for other values
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:param legal_keys: list of keys to apply exact filtering to
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"""
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filter_dict = {}
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# Walk through all the keys
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for key in legal_keys:
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# Skip ones we're not filtering on
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if key not in filters:
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continue
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# OK, filtering on this key; what value do we search for?
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value = filters.pop(key)
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if isinstance(value, (list, tuple, set, frozenset)):
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# Looking for values in a list; apply to query directly
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column_attr = getattr(model, key)
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query = query.filter(column_attr.in_(value))
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else:
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# OK, simple exact match; save for later
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filter_dict[key] = value
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# Apply simple exact matches
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if filter_dict:
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query = query.filter_by(**filter_dict)
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return query
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def ensure_model_dict_has_id(model_dict):
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if not model_dict.get('id'):
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model_dict['id'] = uuidutils.generate_uuid()
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return model_dict
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def _sync_shares(context, project_id, user_id, session, share_type_id=None):
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(shares, gigs) = share_data_get_for_project(
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context, project_id, user_id, share_type_id=share_type_id,
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session=session)
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return {'shares': shares}
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def _sync_snapshots(context, project_id, user_id, session, share_type_id=None):
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(snapshots, gigs) = snapshot_data_get_for_project(
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context, project_id, user_id, share_type_id=share_type_id,
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session=session)
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return {'snapshots': snapshots}
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def _sync_gigabytes(context, project_id, user_id, session, share_type_id=None):
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_junk, share_gigs = share_data_get_for_project(
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context, project_id, user_id, share_type_id=share_type_id,
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session=session)
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return {"gigabytes": share_gigs}
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def _sync_snapshot_gigabytes(context, project_id, user_id, session,
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share_type_id=None):
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_junk, snapshot_gigs = snapshot_data_get_for_project(
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context, project_id, user_id, share_type_id=share_type_id,
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session=session)
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return {"snapshot_gigabytes": snapshot_gigs}
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def _sync_share_networks(context, project_id, user_id, session,
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share_type_id=None):
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share_networks_count = count_share_networks(
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context, project_id, user_id, share_type_id=share_type_id,
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session=session)
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return {'share_networks': share_networks_count}
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def _sync_share_groups(context, project_id, user_id, session,
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share_type_id=None):
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share_groups_count = count_share_groups(
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context, project_id, user_id, share_type_id=share_type_id,
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session=session)
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return {'share_groups': share_groups_count}
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def _sync_share_group_snapshots(context, project_id, user_id, session,
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share_type_id=None):
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share_group_snapshots_count = count_share_group_snapshots(
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context, project_id, user_id, share_type_id=share_type_id,
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session=session)
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return {'share_group_snapshots': share_group_snapshots_count}
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QUOTA_SYNC_FUNCTIONS = {
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'_sync_shares': _sync_shares,
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'_sync_snapshots': _sync_snapshots,
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'_sync_gigabytes': _sync_gigabytes,
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'_sync_snapshot_gigabytes': _sync_snapshot_gigabytes,
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'_sync_share_networks': _sync_share_networks,
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'_sync_share_groups': _sync_share_groups,
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'_sync_share_group_snapshots': _sync_share_group_snapshots,
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}
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###################
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@require_admin_context
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def service_destroy(context, service_id):
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session = get_session()
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with session.begin():
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service_ref = service_get(context, service_id, session=session)
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service_ref.soft_delete(session)
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@require_admin_context
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def service_get(context, service_id, session=None):
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result = (model_query(
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context,
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models.Service,
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session=session).
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filter_by(id=service_id).
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first())
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if not result:
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raise exception.ServiceNotFound(service_id=service_id)
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return result
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@require_admin_context
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def service_get_all(context, disabled=None):
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query = model_query(context, models.Service)
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if disabled is not None:
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query = query.filter_by(disabled=disabled)
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return query.all()
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@require_admin_context
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def service_get_all_by_topic(context, topic):
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return (model_query(
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context, models.Service, read_deleted="no").
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filter_by(disabled=False).
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filter_by(topic=topic).
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all())
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@require_admin_context
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def service_get_by_host_and_topic(context, host, topic):
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result = (model_query(
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context, models.Service, read_deleted="no").
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filter_by(disabled=False).
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filter_by(host=host).
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filter_by(topic=topic).
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first())
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if not result:
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raise exception.ServiceNotFound(service_id=host)
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return result
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@require_admin_context
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def _service_get_all_topic_subquery(context, session, topic, subq, label):
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sort_value = getattr(subq.c, label)
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return (model_query(context, models.Service,
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func.coalesce(sort_value, 0),
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session=session, read_deleted="no").
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filter_by(topic=topic).
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filter_by(disabled=False).
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outerjoin((subq, models.Service.host == subq.c.host)).
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order_by(sort_value).
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all())
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@require_admin_context
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def service_get_all_share_sorted(context):
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session = get_session()
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with session.begin():
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topic = CONF.share_topic
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label = 'share_gigabytes'
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subq = (model_query(context, models.Share,
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func.sum(models.Share.size).label(label),
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session=session, read_deleted="no").
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join(models.ShareInstance,
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models.ShareInstance.share_id == models.Share.id).
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group_by(models.ShareInstance.host).
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subquery())
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return _service_get_all_topic_subquery(context,
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session,
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topic,
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subq,
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label)
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@require_admin_context
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def service_get_by_args(context, host, binary):
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result = (model_query(context, models.Service).
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filter_by(host=host).
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filter_by(binary=binary).
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first())
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if not result:
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raise exception.HostBinaryNotFound(host=host, binary=binary)
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return result
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@require_admin_context
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def service_create(context, values):
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session = get_session()
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_ensure_availability_zone_exists(context, values, session)
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service_ref = models.Service()
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service_ref.update(values)
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if not CONF.enable_new_services:
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service_ref.disabled = True
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with session.begin():
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service_ref.save(session)
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return service_ref
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@require_admin_context
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@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
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def service_update(context, service_id, values):
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session = get_session()
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_ensure_availability_zone_exists(context, values, session, strict=False)
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with session.begin():
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service_ref = service_get(context, service_id, session=session)
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service_ref.update(values)
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service_ref.save(session=session)
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###################
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@require_context
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def quota_get_all_by_project_and_user(context, project_id, user_id):
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authorize_project_context(context, project_id)
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user_quotas = model_query(
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context, models.ProjectUserQuota,
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models.ProjectUserQuota.resource,
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models.ProjectUserQuota.hard_limit,
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).filter_by(
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project_id=project_id,
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).filter_by(
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user_id=user_id,
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).all()
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result = {'project_id': project_id, 'user_id': user_id}
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for u_quota in user_quotas:
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result[u_quota.resource] = u_quota.hard_limit
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return result
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@require_context
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def quota_get_all_by_project_and_share_type(context, project_id,
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share_type_id):
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authorize_project_context(context, project_id)
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share_type_quotas = model_query(
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context, models.ProjectShareTypeQuota,
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models.ProjectShareTypeQuota.resource,
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models.ProjectShareTypeQuota.hard_limit,
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).filter_by(
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project_id=project_id,
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).filter_by(
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share_type_id=share_type_id,
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).all()
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result = {
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'project_id': project_id,
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'share_type_id': share_type_id,
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}
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for st_quota in share_type_quotas:
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result[st_quota.resource] = st_quota.hard_limit
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return result
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@require_context
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def quota_get_all_by_project(context, project_id):
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authorize_project_context(context, project_id)
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project_quotas = model_query(
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context, models.Quota, read_deleted="no",
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).filter_by(
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project_id=project_id,
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).all()
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result = {'project_id': project_id}
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for p_quota in project_quotas:
|
|
result[p_quota.resource] = p_quota.hard_limit
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def quota_get_all(context, project_id):
|
|
authorize_project_context(context, project_id)
|
|
|
|
result = (model_query(context, models.ProjectUserQuota).
|
|
filter_by(project_id=project_id).
|
|
all())
|
|
|
|
return result
|
|
|
|
|
|
@require_admin_context
|
|
def quota_create(context, project_id, resource, limit, user_id=None,
|
|
share_type_id=None):
|
|
per_user = user_id and resource not in PER_PROJECT_QUOTAS
|
|
|
|
if per_user:
|
|
check = model_query(context, models.ProjectUserQuota).filter(
|
|
models.ProjectUserQuota.project_id == project_id,
|
|
models.ProjectUserQuota.user_id == user_id,
|
|
models.ProjectUserQuota.resource == resource,
|
|
).all()
|
|
quota_ref = models.ProjectUserQuota()
|
|
quota_ref.user_id = user_id
|
|
elif share_type_id:
|
|
check = model_query(context, models.ProjectShareTypeQuota).filter(
|
|
models.ProjectShareTypeQuota.project_id == project_id,
|
|
models.ProjectShareTypeQuota.share_type_id == share_type_id,
|
|
models.ProjectShareTypeQuota.resource == resource,
|
|
).all()
|
|
quota_ref = models.ProjectShareTypeQuota()
|
|
quota_ref.share_type_id = share_type_id
|
|
else:
|
|
check = model_query(context, models.Quota).filter(
|
|
models.Quota.project_id == project_id,
|
|
models.Quota.resource == resource,
|
|
).all()
|
|
quota_ref = models.Quota()
|
|
if check:
|
|
raise exception.QuotaExists(project_id=project_id, resource=resource)
|
|
|
|
quota_ref.project_id = project_id
|
|
quota_ref.resource = resource
|
|
quota_ref.hard_limit = limit
|
|
session = get_session()
|
|
with session.begin():
|
|
quota_ref.save(session)
|
|
return quota_ref
|
|
|
|
|
|
@require_admin_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def quota_update(context, project_id, resource, limit, user_id=None,
|
|
share_type_id=None):
|
|
per_user = user_id and resource not in PER_PROJECT_QUOTAS
|
|
if per_user:
|
|
query = model_query(context, models.ProjectUserQuota).filter(
|
|
models.ProjectUserQuota.project_id == project_id,
|
|
models.ProjectUserQuota.user_id == user_id,
|
|
models.ProjectUserQuota.resource == resource,
|
|
)
|
|
elif share_type_id:
|
|
query = model_query(context, models.ProjectShareTypeQuota).filter(
|
|
models.ProjectShareTypeQuota.project_id == project_id,
|
|
models.ProjectShareTypeQuota.share_type_id == share_type_id,
|
|
models.ProjectShareTypeQuota.resource == resource,
|
|
)
|
|
else:
|
|
query = model_query(context, models.Quota).filter(
|
|
models.Quota.project_id == project_id,
|
|
models.Quota.resource == resource,
|
|
)
|
|
|
|
result = query.update({'hard_limit': limit})
|
|
if not result:
|
|
if per_user:
|
|
raise exception.ProjectUserQuotaNotFound(
|
|
project_id=project_id, user_id=user_id)
|
|
elif share_type_id:
|
|
raise exception.ProjectShareTypeQuotaNotFound(
|
|
project_id=project_id, share_type=share_type_id)
|
|
raise exception.ProjectQuotaNotFound(project_id=project_id)
|
|
|
|
|
|
###################
|
|
|
|
|
|
@require_context
|
|
def quota_class_get(context, class_name, resource, session=None):
|
|
result = (model_query(context, models.QuotaClass, session=session,
|
|
read_deleted="no").
|
|
filter_by(class_name=class_name).
|
|
filter_by(resource=resource).
|
|
first())
|
|
|
|
if not result:
|
|
raise exception.QuotaClassNotFound(class_name=class_name)
|
|
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def quota_class_get_default(context):
|
|
rows = (model_query(context, models.QuotaClass, read_deleted="no").
|
|
filter_by(class_name=_DEFAULT_QUOTA_NAME).
|
|
all())
|
|
|
|
result = {'class_name': _DEFAULT_QUOTA_NAME}
|
|
for row in rows:
|
|
result[row.resource] = row.hard_limit
|
|
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def quota_class_get_all_by_name(context, class_name):
|
|
authorize_quota_class_context(context, class_name)
|
|
|
|
rows = (model_query(context, models.QuotaClass, read_deleted="no").
|
|
filter_by(class_name=class_name).
|
|
all())
|
|
|
|
result = {'class_name': class_name}
|
|
for row in rows:
|
|
result[row.resource] = row.hard_limit
|
|
|
|
return result
|
|
|
|
|
|
@require_admin_context
|
|
def quota_class_create(context, class_name, resource, limit):
|
|
quota_class_ref = models.QuotaClass()
|
|
quota_class_ref.class_name = class_name
|
|
quota_class_ref.resource = resource
|
|
quota_class_ref.hard_limit = limit
|
|
session = get_session()
|
|
with session.begin():
|
|
quota_class_ref.save(session)
|
|
return quota_class_ref
|
|
|
|
|
|
@require_admin_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def quota_class_update(context, class_name, resource, limit):
|
|
result = (model_query(context, models.QuotaClass, read_deleted="no").
|
|
filter_by(class_name=class_name).
|
|
filter_by(resource=resource).
|
|
update({'hard_limit': limit}))
|
|
|
|
if not result:
|
|
raise exception.QuotaClassNotFound(class_name=class_name)
|
|
|
|
|
|
###################
|
|
|
|
|
|
@require_context
|
|
def quota_usage_get(context, project_id, resource, user_id=None,
|
|
share_type_id=None):
|
|
query = (model_query(context, models.QuotaUsage, read_deleted="no").
|
|
filter_by(project_id=project_id).
|
|
filter_by(resource=resource))
|
|
if user_id:
|
|
if resource not in PER_PROJECT_QUOTAS:
|
|
result = query.filter_by(user_id=user_id).first()
|
|
else:
|
|
result = query.filter_by(user_id=None).first()
|
|
elif share_type_id:
|
|
result = query.filter_by(queryshare_type_id=share_type_id).first()
|
|
else:
|
|
result = query.first()
|
|
|
|
if not result:
|
|
raise exception.QuotaUsageNotFound(project_id=project_id)
|
|
|
|
return result
|
|
|
|
|
|
def _quota_usage_get_all(context, project_id, user_id=None,
|
|
share_type_id=None):
|
|
authorize_project_context(context, project_id)
|
|
query = (model_query(context, models.QuotaUsage, read_deleted="no").
|
|
filter_by(project_id=project_id))
|
|
result = {'project_id': project_id}
|
|
if user_id:
|
|
query = query.filter(or_(models.QuotaUsage.user_id == user_id,
|
|
models.QuotaUsage.user_id is None))
|
|
result['user_id'] = user_id
|
|
elif share_type_id:
|
|
query = query.filter_by(share_type_id=share_type_id)
|
|
result['share_type_id'] = share_type_id
|
|
else:
|
|
query = query.filter_by(share_type_id=None)
|
|
|
|
rows = query.all()
|
|
for row in rows:
|
|
if row.resource in result:
|
|
result[row.resource]['in_use'] += row.in_use
|
|
result[row.resource]['reserved'] += row.reserved
|
|
else:
|
|
result[row.resource] = dict(in_use=row.in_use,
|
|
reserved=row.reserved)
|
|
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def quota_usage_get_all_by_project(context, project_id):
|
|
return _quota_usage_get_all(context, project_id)
|
|
|
|
|
|
@require_context
|
|
def quota_usage_get_all_by_project_and_user(context, project_id, user_id):
|
|
return _quota_usage_get_all(context, project_id, user_id=user_id)
|
|
|
|
|
|
@require_context
|
|
def quota_usage_get_all_by_project_and_share_type(context, project_id,
|
|
share_type_id):
|
|
return _quota_usage_get_all(
|
|
context, project_id, share_type_id=share_type_id)
|
|
|
|
|
|
def _quota_usage_create(context, project_id, user_id, resource, in_use,
|
|
reserved, until_refresh, share_type_id=None,
|
|
session=None):
|
|
quota_usage_ref = models.QuotaUsage()
|
|
if share_type_id:
|
|
quota_usage_ref.share_type_id = share_type_id
|
|
else:
|
|
quota_usage_ref.user_id = user_id
|
|
quota_usage_ref.project_id = project_id
|
|
quota_usage_ref.resource = resource
|
|
quota_usage_ref.in_use = in_use
|
|
quota_usage_ref.reserved = reserved
|
|
quota_usage_ref.until_refresh = until_refresh
|
|
# updated_at is needed for judgement of max_age
|
|
quota_usage_ref.updated_at = timeutils.utcnow()
|
|
|
|
quota_usage_ref.save(session=session)
|
|
|
|
return quota_usage_ref
|
|
|
|
|
|
@require_admin_context
|
|
def quota_usage_create(context, project_id, user_id, resource, in_use,
|
|
reserved, until_refresh, share_type_id=None):
|
|
session = get_session()
|
|
return _quota_usage_create(
|
|
context, project_id, user_id, resource, in_use, reserved,
|
|
until_refresh, share_type_id=share_type_id, session=session)
|
|
|
|
|
|
@require_admin_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def quota_usage_update(context, project_id, user_id, resource,
|
|
share_type_id=None, **kwargs):
|
|
updates = {}
|
|
for key in ('in_use', 'reserved', 'until_refresh'):
|
|
if key in kwargs:
|
|
updates[key] = kwargs[key]
|
|
|
|
query = model_query(
|
|
context, models.QuotaUsage, read_deleted="no",
|
|
).filter_by(project_id=project_id).filter_by(resource=resource)
|
|
if share_type_id:
|
|
query = query.filter_by(share_type_id=share_type_id)
|
|
else:
|
|
query = query.filter(or_(models.QuotaUsage.user_id == user_id,
|
|
models.QuotaUsage.user_id is None))
|
|
result = query.update(updates)
|
|
|
|
if not result:
|
|
raise exception.QuotaUsageNotFound(project_id=project_id)
|
|
|
|
|
|
###################
|
|
|
|
|
|
def _reservation_create(context, uuid, usage, project_id, user_id, resource,
|
|
delta, expire, share_type_id=None, session=None):
|
|
reservation_ref = models.Reservation()
|
|
reservation_ref.uuid = uuid
|
|
reservation_ref.usage_id = usage['id']
|
|
reservation_ref.project_id = project_id
|
|
if share_type_id:
|
|
reservation_ref.share_type_id = share_type_id
|
|
else:
|
|
reservation_ref.user_id = user_id
|
|
reservation_ref.resource = resource
|
|
reservation_ref.delta = delta
|
|
reservation_ref.expire = expire
|
|
reservation_ref.save(session=session)
|
|
return reservation_ref
|
|
|
|
|
|
###################
|
|
|
|
|
|
# NOTE(johannes): The quota code uses SQL locking to ensure races don't
|
|
# cause under or over counting of resources. To avoid deadlocks, this
|
|
# code always acquires the lock on quota_usages before acquiring the lock
|
|
# on reservations.
|
|
|
|
def _get_share_type_quota_usages(context, session, project_id, share_type_id):
|
|
rows = model_query(
|
|
context, models.QuotaUsage, read_deleted="no", session=session,
|
|
).filter(
|
|
models.QuotaUsage.project_id == project_id,
|
|
models.QuotaUsage.share_type_id == share_type_id,
|
|
).with_lockmode('update').all()
|
|
return {row.resource: row for row in rows}
|
|
|
|
|
|
def _get_user_quota_usages(context, session, project_id, user_id):
|
|
# Broken out for testability
|
|
rows = (model_query(context, models.QuotaUsage,
|
|
read_deleted="no",
|
|
session=session).
|
|
filter_by(project_id=project_id).
|
|
filter(or_(models.QuotaUsage.user_id == user_id,
|
|
models.QuotaUsage.user_id is None)).
|
|
with_lockmode('update').
|
|
all())
|
|
return {row.resource: row for row in rows}
|
|
|
|
|
|
def _get_project_quota_usages(context, session, project_id):
|
|
rows = (model_query(context, models.QuotaUsage,
|
|
read_deleted="no",
|
|
session=session).
|
|
filter_by(project_id=project_id).
|
|
filter(models.QuotaUsage.share_type_id is None).
|
|
with_lockmode('update').
|
|
all())
|
|
result = dict()
|
|
# Get the total count of in_use,reserved
|
|
for row in rows:
|
|
if row.resource in result:
|
|
result[row.resource]['in_use'] += row.in_use
|
|
result[row.resource]['reserved'] += row.reserved
|
|
result[row.resource]['total'] += (row.in_use + row.reserved)
|
|
else:
|
|
result[row.resource] = dict(in_use=row.in_use,
|
|
reserved=row.reserved,
|
|
total=row.in_use + row.reserved)
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def quota_reserve(context, resources, project_quotas, user_quotas,
|
|
share_type_quotas, deltas, expire, until_refresh,
|
|
max_age, project_id=None, user_id=None, share_type_id=None):
|
|
user_reservations = _quota_reserve(
|
|
context, resources, project_quotas, user_quotas,
|
|
deltas, expire, until_refresh, max_age, project_id, user_id=user_id)
|
|
if share_type_id:
|
|
try:
|
|
st_reservations = _quota_reserve(
|
|
context, resources, project_quotas, share_type_quotas,
|
|
deltas, expire, until_refresh, max_age, project_id,
|
|
share_type_id=share_type_id)
|
|
except exception.OverQuota:
|
|
with excutils.save_and_reraise_exception():
|
|
# rollback previous reservations
|
|
reservation_rollback(
|
|
context, user_reservations,
|
|
project_id=project_id, user_id=user_id)
|
|
return user_reservations + st_reservations
|
|
return user_reservations
|
|
|
|
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def _quota_reserve(context, resources, project_quotas, user_or_st_quotas,
|
|
deltas, expire, until_refresh,
|
|
max_age, project_id=None, user_id=None, share_type_id=None):
|
|
elevated = context.elevated()
|
|
session = get_session()
|
|
with session.begin():
|
|
|
|
if project_id is None:
|
|
project_id = context.project_id
|
|
if share_type_id:
|
|
user_or_st_usages = _get_share_type_quota_usages(
|
|
context, session, project_id, share_type_id)
|
|
else:
|
|
user_id = user_id if user_id else context.user_id
|
|
user_or_st_usages = _get_user_quota_usages(
|
|
context, session, project_id, user_id)
|
|
|
|
# Get the current usages
|
|
project_usages = _get_project_quota_usages(
|
|
context, session, project_id)
|
|
|
|
# Handle usage refresh
|
|
work = set(deltas.keys())
|
|
while work:
|
|
resource = work.pop()
|
|
|
|
# Do we need to refresh the usage?
|
|
refresh = False
|
|
if ((resource not in PER_PROJECT_QUOTAS) and
|
|
(resource not in user_or_st_usages)):
|
|
user_or_st_usages[resource] = _quota_usage_create(
|
|
elevated,
|
|
project_id,
|
|
user_id,
|
|
resource,
|
|
0, 0,
|
|
until_refresh or None,
|
|
share_type_id=share_type_id,
|
|
session=session)
|
|
refresh = True
|
|
elif ((resource in PER_PROJECT_QUOTAS) and
|
|
(resource not in user_or_st_usages)):
|
|
user_or_st_usages[resource] = _quota_usage_create(
|
|
elevated,
|
|
project_id,
|
|
None,
|
|
resource,
|
|
0, 0,
|
|
until_refresh or None,
|
|
share_type_id=share_type_id,
|
|
session=session)
|
|
refresh = True
|
|
elif user_or_st_usages[resource].in_use < 0:
|
|
# Negative in_use count indicates a desync, so try to
|
|
# heal from that...
|
|
refresh = True
|
|
elif user_or_st_usages[resource].until_refresh is not None:
|
|
user_or_st_usages[resource].until_refresh -= 1
|
|
if user_or_st_usages[resource].until_refresh <= 0:
|
|
refresh = True
|
|
elif max_age and (user_or_st_usages[resource].updated_at -
|
|
timeutils.utcnow()).seconds >= max_age:
|
|
refresh = True
|
|
|
|
# OK, refresh the usage
|
|
if refresh:
|
|
# Grab the sync routine
|
|
sync = QUOTA_SYNC_FUNCTIONS[resources[resource].sync]
|
|
|
|
updates = sync(
|
|
elevated, project_id, user_id,
|
|
share_type_id=share_type_id, session=session)
|
|
for res, in_use in updates.items():
|
|
# Make sure we have a destination for the usage!
|
|
if ((res not in PER_PROJECT_QUOTAS) and
|
|
(res not in user_or_st_usages)):
|
|
user_or_st_usages[res] = _quota_usage_create(
|
|
elevated,
|
|
project_id,
|
|
user_id,
|
|
res,
|
|
0, 0,
|
|
until_refresh or None,
|
|
share_type_id=share_type_id,
|
|
session=session)
|
|
if ((res in PER_PROJECT_QUOTAS) and
|
|
(res not in user_or_st_usages)):
|
|
user_or_st_usages[res] = _quota_usage_create(
|
|
elevated,
|
|
project_id,
|
|
None,
|
|
res,
|
|
0, 0,
|
|
until_refresh or None,
|
|
share_type_id=share_type_id,
|
|
session=session)
|
|
|
|
if user_or_st_usages[res].in_use != in_use:
|
|
LOG.debug(
|
|
'quota_usages out of sync, updating. '
|
|
'project_id: %(project_id)s, '
|
|
'user_id: %(user_id)s, '
|
|
'share_type_id: %(share_type_id)s, '
|
|
'resource: %(res)s, '
|
|
'tracked usage: %(tracked_use)s, '
|
|
'actual usage: %(in_use)s',
|
|
{'project_id': project_id,
|
|
'user_id': user_id,
|
|
'share_type_id': share_type_id,
|
|
'res': res,
|
|
'tracked_use': user_or_st_usages[res].in_use,
|
|
'in_use': in_use})
|
|
|
|
# Update the usage
|
|
user_or_st_usages[res].in_use = in_use
|
|
user_or_st_usages[res].until_refresh = (
|
|
until_refresh or None)
|
|
|
|
# Because more than one resource may be refreshed
|
|
# by the call to the sync routine, and we don't
|
|
# want to double-sync, we make sure all refreshed
|
|
# resources are dropped from the work set.
|
|
work.discard(res)
|
|
|
|
# NOTE(Vek): We make the assumption that the sync
|
|
# routine actually refreshes the
|
|
# resources that it is the sync routine
|
|
# for. We don't check, because this is
|
|
# a best-effort mechanism.
|
|
|
|
# Check for deltas that would go negative
|
|
unders = [res for res, delta in deltas.items()
|
|
if delta < 0 and
|
|
delta + user_or_st_usages[res].in_use < 0]
|
|
|
|
# Now, let's check the quotas
|
|
# NOTE(Vek): We're only concerned about positive increments.
|
|
# If a project has gone over quota, we want them to
|
|
# be able to reduce their usage without any
|
|
# problems.
|
|
for key, value in user_or_st_usages.items():
|
|
if key not in project_usages:
|
|
project_usages[key] = value
|
|
overs = [res for res, delta in deltas.items()
|
|
if user_or_st_quotas[res] >= 0 and delta >= 0 and
|
|
(project_quotas[res] < delta +
|
|
project_usages[res]['total'] or
|
|
user_or_st_quotas[res] < delta +
|
|
user_or_st_usages[res].total)]
|
|
|
|
# NOTE(Vek): The quota check needs to be in the transaction,
|
|
# but the transaction doesn't fail just because
|
|
# we're over quota, so the OverQuota raise is
|
|
# outside the transaction. If we did the raise
|
|
# here, our usage updates would be discarded, but
|
|
# they're not invalidated by being over-quota.
|
|
|
|
# Create the reservations
|
|
if not overs:
|
|
reservations = []
|
|
for res, delta in deltas.items():
|
|
reservation = _reservation_create(elevated,
|
|
uuidutils.generate_uuid(),
|
|
user_or_st_usages[res],
|
|
project_id,
|
|
user_id,
|
|
res, delta, expire,
|
|
share_type_id=share_type_id,
|
|
session=session)
|
|
reservations.append(reservation.uuid)
|
|
|
|
# Also update the reserved quantity
|
|
# NOTE(Vek): Again, we are only concerned here about
|
|
# positive increments. Here, though, we're
|
|
# worried about the following scenario:
|
|
#
|
|
# 1) User initiates resize down.
|
|
# 2) User allocates a new instance.
|
|
# 3) Resize down fails or is reverted.
|
|
# 4) User is now over quota.
|
|
#
|
|
# To prevent this, we only update the
|
|
# reserved value if the delta is positive.
|
|
if delta > 0:
|
|
user_or_st_usages[res].reserved += delta
|
|
|
|
# Apply updates to the usages table
|
|
for usage_ref in user_or_st_usages.values():
|
|
session.add(usage_ref)
|
|
|
|
if unders:
|
|
LOG.warning("Change will make usage less than 0 for the following "
|
|
"resources: %s", unders)
|
|
if overs:
|
|
if project_quotas == user_or_st_quotas:
|
|
usages = project_usages
|
|
else:
|
|
usages = user_or_st_usages
|
|
usages = {k: dict(in_use=v['in_use'], reserved=v['reserved'])
|
|
for k, v in usages.items()}
|
|
raise exception.OverQuota(
|
|
overs=sorted(overs), quotas=user_or_st_quotas, usages=usages)
|
|
|
|
return reservations
|
|
|
|
|
|
def _quota_reservations_query(session, context, reservations):
|
|
"""Return the relevant reservations."""
|
|
|
|
# Get the listed reservations
|
|
return (model_query(context, models.Reservation,
|
|
read_deleted="no",
|
|
session=session).
|
|
filter(models.Reservation.uuid.in_(reservations)).
|
|
with_lockmode('update'))
|
|
|
|
|
|
@require_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def reservation_commit(context, reservations, project_id=None, user_id=None,
|
|
share_type_id=None):
|
|
session = get_session()
|
|
with session.begin():
|
|
if share_type_id:
|
|
st_usages = _get_share_type_quota_usages(
|
|
context, session, project_id, share_type_id)
|
|
else:
|
|
st_usages = {}
|
|
user_usages = _get_user_quota_usages(
|
|
context, session, project_id, user_id)
|
|
|
|
reservation_query = _quota_reservations_query(
|
|
session, context, reservations)
|
|
for reservation in reservation_query.all():
|
|
if reservation['share_type_id']:
|
|
usages = st_usages
|
|
else:
|
|
usages = user_usages
|
|
usage = usages[reservation.resource]
|
|
if reservation.delta >= 0:
|
|
usage.reserved -= reservation.delta
|
|
usage.in_use += reservation.delta
|
|
reservation_query.soft_delete(synchronize_session=False)
|
|
|
|
|
|
@require_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def reservation_rollback(context, reservations, project_id=None, user_id=None,
|
|
share_type_id=None):
|
|
session = get_session()
|
|
with session.begin():
|
|
if share_type_id:
|
|
st_usages = _get_share_type_quota_usages(
|
|
context, session, project_id, share_type_id)
|
|
else:
|
|
st_usages = {}
|
|
user_usages = _get_user_quota_usages(
|
|
context, session, project_id, user_id)
|
|
|
|
reservation_query = _quota_reservations_query(
|
|
session, context, reservations)
|
|
for reservation in reservation_query.all():
|
|
if reservation['share_type_id']:
|
|
usages = st_usages
|
|
else:
|
|
usages = user_usages
|
|
usage = usages[reservation.resource]
|
|
if reservation.delta >= 0:
|
|
usage.reserved -= reservation.delta
|
|
reservation_query.soft_delete(synchronize_session=False)
|
|
|
|
|
|
@require_admin_context
|
|
def quota_destroy_all_by_project_and_user(context, project_id, user_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
(model_query(context, models.ProjectUserQuota, session=session,
|
|
read_deleted="no").
|
|
filter_by(project_id=project_id).
|
|
filter_by(user_id=user_id).soft_delete(synchronize_session=False))
|
|
|
|
(model_query(context, models.QuotaUsage,
|
|
session=session, read_deleted="no").
|
|
filter_by(project_id=project_id).
|
|
filter_by(user_id=user_id).soft_delete(synchronize_session=False))
|
|
|
|
(model_query(context, models.Reservation,
|
|
session=session, read_deleted="no").
|
|
filter_by(project_id=project_id).
|
|
filter_by(user_id=user_id).soft_delete(synchronize_session=False))
|
|
|
|
|
|
@require_admin_context
|
|
def quota_destroy_all_by_share_type(context, share_type_id, project_id=None):
|
|
"""Soft deletes all quotas, usages and reservations.
|
|
|
|
:param context: request context for queries, updates and logging
|
|
:param share_type_id: ID of the share type to filter the quotas, usages
|
|
and reservations under.
|
|
:param project_id: ID of the project to filter the quotas, usages and
|
|
reservations under. If not provided, share type quotas for all
|
|
projects will be acted upon.
|
|
"""
|
|
session = get_session()
|
|
with session.begin():
|
|
share_type_quotas = model_query(
|
|
context, models.ProjectShareTypeQuota, session=session,
|
|
read_deleted="no",
|
|
).filter_by(share_type_id=share_type_id)
|
|
|
|
share_type_quota_usages = model_query(
|
|
context, models.QuotaUsage, session=session, read_deleted="no",
|
|
).filter_by(share_type_id=share_type_id)
|
|
|
|
share_type_quota_reservations = model_query(
|
|
context, models.Reservation, session=session, read_deleted="no",
|
|
).filter_by(share_type_id=share_type_id)
|
|
|
|
if project_id is not None:
|
|
share_type_quotas = share_type_quotas.filter_by(
|
|
project_id=project_id)
|
|
share_type_quota_usages = share_type_quota_usages.filter_by(
|
|
project_id=project_id)
|
|
share_type_quota_reservations = (
|
|
share_type_quota_reservations.filter_by(project_id=project_id))
|
|
|
|
share_type_quotas.soft_delete(synchronize_session=False)
|
|
share_type_quota_usages.soft_delete(synchronize_session=False)
|
|
share_type_quota_reservations.soft_delete(synchronize_session=False)
|
|
|
|
|
|
@require_admin_context
|
|
def quota_destroy_all_by_project(context, project_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
(model_query(context, models.Quota, session=session,
|
|
read_deleted="no").
|
|
filter_by(project_id=project_id).
|
|
soft_delete(synchronize_session=False))
|
|
|
|
(model_query(context, models.ProjectUserQuota, session=session,
|
|
read_deleted="no").
|
|
filter_by(project_id=project_id).
|
|
soft_delete(synchronize_session=False))
|
|
|
|
(model_query(context, models.QuotaUsage,
|
|
session=session, read_deleted="no").
|
|
filter_by(project_id=project_id).
|
|
soft_delete(synchronize_session=False))
|
|
|
|
(model_query(context, models.Reservation,
|
|
session=session, read_deleted="no").
|
|
filter_by(project_id=project_id).
|
|
soft_delete(synchronize_session=False))
|
|
|
|
|
|
@require_admin_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def reservation_expire(context):
|
|
session = get_session()
|
|
with session.begin():
|
|
current_time = timeutils.utcnow()
|
|
reservation_query = (model_query(
|
|
context, models.Reservation,
|
|
session=session, read_deleted="no").
|
|
filter(models.Reservation.expire < current_time))
|
|
|
|
for reservation in reservation_query.all():
|
|
if reservation.delta >= 0:
|
|
quota_usage = model_query(context, models.QuotaUsage,
|
|
session=session,
|
|
read_deleted="no").filter(
|
|
models.QuotaUsage.id == reservation.usage_id).first()
|
|
quota_usage.reserved -= reservation.delta
|
|
session.add(quota_usage)
|
|
|
|
reservation_query.soft_delete(synchronize_session=False)
|
|
|
|
|
|
################
|
|
|
|
def _extract_subdict_by_fields(source_dict, fields):
|
|
dict_to_extract_from = copy.deepcopy(source_dict)
|
|
sub_dict = {}
|
|
for field in fields:
|
|
field_value = dict_to_extract_from.pop(field, None)
|
|
if field_value:
|
|
sub_dict.update({field: field_value})
|
|
|
|
return sub_dict, dict_to_extract_from
|
|
|
|
|
|
def _extract_share_instance_values(values):
|
|
share_instance_model_fields = [
|
|
'status', 'host', 'scheduled_at', 'launched_at', 'terminated_at',
|
|
'share_server_id', 'share_network_id', 'availability_zone',
|
|
'replica_state', 'share_type_id', 'share_type', 'access_rules_status',
|
|
]
|
|
share_instance_values, share_values = (
|
|
_extract_subdict_by_fields(values, share_instance_model_fields)
|
|
)
|
|
return share_instance_values, share_values
|
|
|
|
|
|
def _extract_snapshot_instance_values(values):
|
|
fields = ['status', 'progress', 'provider_location']
|
|
snapshot_instance_values, snapshot_values = (
|
|
_extract_subdict_by_fields(values, fields)
|
|
)
|
|
return snapshot_instance_values, snapshot_values
|
|
|
|
|
|
################
|
|
|
|
|
|
@require_context
|
|
def share_instance_create(context, share_id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
return _share_instance_create(context, share_id, values, session)
|
|
|
|
|
|
def _share_instance_create(context, share_id, values, session):
|
|
if not values.get('id'):
|
|
values['id'] = uuidutils.generate_uuid()
|
|
values.update({'share_id': share_id})
|
|
|
|
share_instance_ref = models.ShareInstance()
|
|
share_instance_ref.update(values)
|
|
share_instance_ref.save(session=session)
|
|
|
|
return share_instance_get(context, share_instance_ref['id'],
|
|
session=session)
|
|
|
|
|
|
@require_context
|
|
def share_instance_update(context, share_instance_id, values,
|
|
with_share_data=False):
|
|
session = get_session()
|
|
_ensure_availability_zone_exists(context, values, session, strict=False)
|
|
with session.begin():
|
|
instance_ref = _share_instance_update(
|
|
context, share_instance_id, values, session
|
|
)
|
|
if with_share_data:
|
|
parent_share = share_get(context, instance_ref['share_id'],
|
|
session=session)
|
|
instance_ref.set_share_data(parent_share)
|
|
return instance_ref
|
|
|
|
|
|
def _share_instance_update(context, share_instance_id, values, session):
|
|
share_instance_ref = share_instance_get(context, share_instance_id,
|
|
session=session)
|
|
share_instance_ref.update(values)
|
|
share_instance_ref.save(session=session)
|
|
return share_instance_ref
|
|
|
|
|
|
@require_context
|
|
def share_instance_get(context, share_instance_id, session=None,
|
|
with_share_data=False):
|
|
if session is None:
|
|
session = get_session()
|
|
result = model_query(
|
|
context, models.ShareInstance, session=session,
|
|
).filter_by(
|
|
id=share_instance_id,
|
|
).options(
|
|
joinedload('export_locations'),
|
|
joinedload('share_type'),
|
|
).first()
|
|
if result is None:
|
|
raise exception.NotFound()
|
|
|
|
if with_share_data:
|
|
parent_share = share_get(context, result['share_id'], session=session)
|
|
result.set_share_data(parent_share)
|
|
|
|
return result
|
|
|
|
|
|
@require_admin_context
|
|
def share_instances_get_all(context, filters=None):
|
|
session = get_session()
|
|
query = model_query(
|
|
context, models.ShareInstance, session=session, read_deleted="no",
|
|
).options(
|
|
joinedload('export_locations'),
|
|
)
|
|
|
|
filters = filters or {}
|
|
|
|
export_location_id = filters.get('export_location_id')
|
|
export_location_path = filters.get('export_location_path')
|
|
if export_location_id or export_location_path:
|
|
query = query.join(
|
|
models.ShareInstanceExportLocations,
|
|
models.ShareInstanceExportLocations.share_instance_id ==
|
|
models.ShareInstance.id)
|
|
if export_location_path:
|
|
query = query.filter(
|
|
models.ShareInstanceExportLocations.path ==
|
|
export_location_path)
|
|
if export_location_id:
|
|
query = query.filter(
|
|
models.ShareInstanceExportLocations.uuid ==
|
|
export_location_id)
|
|
|
|
# Returns list of share instances that satisfy filters.
|
|
query = query.all()
|
|
return query
|
|
|
|
|
|
@require_context
|
|
def share_instance_delete(context, instance_id, session=None,
|
|
need_to_update_usages=False):
|
|
if session is None:
|
|
session = get_session()
|
|
|
|
with session.begin():
|
|
share_export_locations_update(context, instance_id, [], delete=True)
|
|
instance_ref = share_instance_get(context, instance_id,
|
|
session=session)
|
|
instance_ref.soft_delete(session=session, update_status=True)
|
|
share = share_get(context, instance_ref['share_id'], session=session)
|
|
if len(share.instances) == 0:
|
|
share_access_delete_all_by_share(context, share['id'])
|
|
session.query(models.ShareMetadata).filter_by(
|
|
share_id=share['id']).soft_delete()
|
|
share.soft_delete(session=session)
|
|
|
|
if need_to_update_usages:
|
|
reservations = None
|
|
try:
|
|
# we give the user_id of the share, to update
|
|
# the quota usage for the user, who created the share
|
|
reservations = QUOTAS.reserve(
|
|
context,
|
|
project_id=share['project_id'],
|
|
shares=-1,
|
|
gigabytes=-share['size'],
|
|
user_id=share['user_id'],
|
|
share_type_id=instance_ref['share_type_id'])
|
|
QUOTAS.commit(
|
|
context, reservations, project_id=share['project_id'],
|
|
user_id=share['user_id'],
|
|
share_type_id=instance_ref['share_type_id'])
|
|
except Exception:
|
|
LOG.exception(
|
|
"Failed to update usages deleting share '%s'.",
|
|
share["id"])
|
|
if reservations:
|
|
QUOTAS.rollback(
|
|
context, reservations,
|
|
share_type_id=instance_ref['share_type_id'])
|
|
|
|
|
|
def _set_instances_share_data(context, instances, session):
|
|
if instances and not isinstance(instances, list):
|
|
instances = [instances]
|
|
|
|
instances_with_share_data = []
|
|
for instance in instances:
|
|
try:
|
|
parent_share = share_get(context, instance['share_id'],
|
|
session=session)
|
|
except exception.NotFound:
|
|
continue
|
|
instance.set_share_data(parent_share)
|
|
instances_with_share_data.append(instance)
|
|
return instances_with_share_data
|
|
|
|
|
|
@require_admin_context
|
|
def share_instances_get_all_by_host(context, host, with_share_data=False,
|
|
session=None):
|
|
"""Retrieves all share instances hosted on a host."""
|
|
session = session or get_session()
|
|
instances = (
|
|
model_query(context, models.ShareInstance).filter(
|
|
or_(
|
|
models.ShareInstance.host == host,
|
|
models.ShareInstance.host.like("{0}#%".format(host))
|
|
)
|
|
).all()
|
|
)
|
|
|
|
if with_share_data:
|
|
instances = _set_instances_share_data(context, instances, session)
|
|
return instances
|
|
|
|
|
|
@require_context
|
|
def share_instances_get_all_by_share_network(context, share_network_id):
|
|
"""Returns list of share instances that belong to given share network."""
|
|
result = (
|
|
model_query(context, models.ShareInstance).filter(
|
|
models.ShareInstance.share_network_id == share_network_id,
|
|
).all()
|
|
)
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_instances_get_all_by_share_server(context, share_server_id):
|
|
"""Returns list of share instance with given share server."""
|
|
result = (
|
|
model_query(context, models.ShareInstance).filter(
|
|
models.ShareInstance.share_server_id == share_server_id,
|
|
).all()
|
|
)
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_instances_get_all_by_share(context, share_id):
|
|
"""Returns list of share instances that belong to given share."""
|
|
result = (
|
|
model_query(context, models.ShareInstance).filter(
|
|
models.ShareInstance.share_id == share_id,
|
|
).all()
|
|
)
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_instances_get_all_by_share_group_id(context, share_group_id):
|
|
"""Returns list of share instances that belong to given share group."""
|
|
result = (
|
|
model_query(context, models.Share).filter(
|
|
models.Share.share_group_id == share_group_id,
|
|
).all()
|
|
)
|
|
instances = []
|
|
for share in result:
|
|
instance = share.instance
|
|
instance.set_share_data(share)
|
|
instances.append(instance)
|
|
|
|
return instances
|
|
|
|
|
|
################
|
|
|
|
def _share_replica_get_with_filters(context, share_id=None, replica_id=None,
|
|
replica_state=None, status=None,
|
|
with_share_server=True, session=None):
|
|
|
|
query = model_query(context, models.ShareInstance, session=session,
|
|
read_deleted="no")
|
|
|
|
if share_id is not None:
|
|
query = query.filter(models.ShareInstance.share_id == share_id)
|
|
|
|
if replica_id is not None:
|
|
query = query.filter(models.ShareInstance.id == replica_id)
|
|
|
|
if replica_state is not None:
|
|
query = query.filter(
|
|
models.ShareInstance.replica_state == replica_state)
|
|
else:
|
|
query = query.filter(models.ShareInstance.replica_state.isnot(None))
|
|
|
|
if status is not None:
|
|
query = query.filter(models.ShareInstance.status == status)
|
|
|
|
if with_share_server:
|
|
query = query.options(joinedload('share_server'))
|
|
|
|
return query
|
|
|
|
|
|
def _set_replica_share_data(context, replicas, session):
|
|
if replicas and not isinstance(replicas, list):
|
|
replicas = [replicas]
|
|
|
|
for replica in replicas:
|
|
parent_share = share_get(context, replica['share_id'], session=session)
|
|
replica.set_share_data(parent_share)
|
|
|
|
return replicas
|
|
|
|
|
|
@require_context
|
|
def share_replicas_get_all(context, with_share_data=False,
|
|
with_share_server=True, session=None):
|
|
"""Returns replica instances for all available replicated shares."""
|
|
session = session or get_session()
|
|
|
|
result = _share_replica_get_with_filters(
|
|
context, with_share_server=with_share_server, session=session).all()
|
|
|
|
if with_share_data:
|
|
result = _set_replica_share_data(context, result, session)
|
|
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_replicas_get_all_by_share(context, share_id,
|
|
with_share_data=False,
|
|
with_share_server=False, session=None):
|
|
"""Returns replica instances for a given share."""
|
|
session = session or get_session()
|
|
|
|
result = _share_replica_get_with_filters(
|
|
context, with_share_server=with_share_server,
|
|
share_id=share_id, session=session).all()
|
|
|
|
if with_share_data:
|
|
result = _set_replica_share_data(context, result, session)
|
|
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_replicas_get_available_active_replica(context, share_id,
|
|
with_share_data=False,
|
|
with_share_server=False,
|
|
session=None):
|
|
"""Returns an 'active' replica instance that is 'available'."""
|
|
session = session or get_session()
|
|
|
|
result = _share_replica_get_with_filters(
|
|
context, with_share_server=with_share_server, share_id=share_id,
|
|
replica_state=constants.REPLICA_STATE_ACTIVE,
|
|
status=constants.STATUS_AVAILABLE, session=session).first()
|
|
|
|
if result and with_share_data:
|
|
result = _set_replica_share_data(context, result, session)[0]
|
|
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_replica_get(context, replica_id, with_share_data=False,
|
|
with_share_server=False, session=None):
|
|
"""Returns summary of requested replica if available."""
|
|
session = session or get_session()
|
|
|
|
result = _share_replica_get_with_filters(
|
|
context, with_share_server=with_share_server,
|
|
replica_id=replica_id, session=session).first()
|
|
|
|
if result is None:
|
|
raise exception.ShareReplicaNotFound(replica_id=replica_id)
|
|
|
|
if with_share_data:
|
|
result = _set_replica_share_data(context, result, session)[0]
|
|
|
|
return result
|
|
|
|
|
|
@require_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def share_replica_update(context, share_replica_id, values,
|
|
with_share_data=False, session=None):
|
|
"""Updates a share replica with specified values."""
|
|
session = session or get_session()
|
|
|
|
with session.begin():
|
|
_ensure_availability_zone_exists(context, values, session,
|
|
strict=False)
|
|
updated_share_replica = _share_instance_update(
|
|
context, share_replica_id, values, session=session)
|
|
|
|
if with_share_data:
|
|
updated_share_replica = _set_replica_share_data(
|
|
context, updated_share_replica, session)[0]
|
|
|
|
return updated_share_replica
|
|
|
|
|
|
@require_context
|
|
def share_replica_delete(context, share_replica_id, session=None):
|
|
"""Deletes a share replica."""
|
|
session = session or get_session()
|
|
|
|
share_instance_delete(context, share_replica_id, session=session)
|
|
|
|
|
|
################
|
|
|
|
|
|
def _share_get_query(context, session=None):
|
|
if session is None:
|
|
session = get_session()
|
|
return (model_query(context, models.Share, session=session).
|
|
options(joinedload('share_metadata')))
|
|
|
|
|
|
def _metadata_refs(metadata_dict, meta_class):
|
|
metadata_refs = []
|
|
if metadata_dict:
|
|
for k, v in metadata_dict.items():
|
|
value = six.text_type(v) if isinstance(v, bool) else v
|
|
|
|
metadata_ref = meta_class()
|
|
metadata_ref['key'] = k
|
|
metadata_ref['value'] = value
|
|
metadata_refs.append(metadata_ref)
|
|
return metadata_refs
|
|
|
|
|
|
@require_context
|
|
def share_create(context, share_values, create_share_instance=True):
|
|
values = copy.deepcopy(share_values)
|
|
values = ensure_model_dict_has_id(values)
|
|
values['share_metadata'] = _metadata_refs(values.get('metadata'),
|
|
models.ShareMetadata)
|
|
session = get_session()
|
|
share_ref = models.Share()
|
|
share_instance_values, share_values = _extract_share_instance_values(
|
|
values)
|
|
_ensure_availability_zone_exists(context, share_instance_values, session,
|
|
strict=False)
|
|
share_ref.update(share_values)
|
|
|
|
with session.begin():
|
|
share_ref.save(session=session)
|
|
|
|
if create_share_instance:
|
|
_share_instance_create(context, share_ref['id'],
|
|
share_instance_values, session=session)
|
|
|
|
# NOTE(u_glide): Do so to prevent errors with relationships
|
|
return share_get(context, share_ref['id'], session=session)
|
|
|
|
|
|
@require_admin_context
|
|
def share_data_get_for_project(context, project_id, user_id,
|
|
share_type_id=None, session=None):
|
|
query = (model_query(context, models.Share,
|
|
func.count(models.Share.id),
|
|
func.sum(models.Share.size),
|
|
read_deleted="no",
|
|
session=session).
|
|
filter_by(project_id=project_id))
|
|
if share_type_id:
|
|
query = query.join("instances").filter_by(share_type_id=share_type_id)
|
|
elif user_id:
|
|
query = query.filter_by(user_id=user_id)
|
|
result = query.first()
|
|
return (result[0] or 0, result[1] or 0)
|
|
|
|
|
|
@require_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def share_update(context, share_id, update_values):
|
|
session = get_session()
|
|
values = copy.deepcopy(update_values)
|
|
|
|
share_instance_values, share_values = _extract_share_instance_values(
|
|
values)
|
|
_ensure_availability_zone_exists(context, share_instance_values, session,
|
|
strict=False)
|
|
|
|
with session.begin():
|
|
share_ref = share_get(context, share_id, session=session)
|
|
|
|
_share_instance_update(context, share_ref.instance['id'],
|
|
share_instance_values, session=session)
|
|
|
|
share_ref.update(share_values)
|
|
share_ref.save(session=session)
|
|
return share_ref
|
|
|
|
|
|
@require_context
|
|
def share_get(context, share_id, session=None):
|
|
result = _share_get_query(context, session).filter_by(id=share_id).first()
|
|
|
|
if result is None:
|
|
raise exception.NotFound()
|
|
|
|
return result
|
|
|
|
|
|
def _share_get_all_with_filters(context, project_id=None, share_server_id=None,
|
|
share_group_id=None, filters=None,
|
|
is_public=False, sort_key=None,
|
|
sort_dir=None):
|
|
"""Returns sorted list of shares that satisfies filters.
|
|
|
|
:param context: context to query under
|
|
:param project_id: project id that owns shares
|
|
:param share_server_id: share server that hosts shares
|
|
:param filters: dict of filters to specify share selection
|
|
:param is_public: public shares from other projects will be added
|
|
to result if True
|
|
:param sort_key: key of models.Share to be used for sorting
|
|
:param sort_dir: desired direction of sorting, can be 'asc' and 'desc'
|
|
:returns: list -- models.Share
|
|
:raises: exception.InvalidInput
|
|
"""
|
|
if not sort_key:
|
|
sort_key = 'created_at'
|
|
if not sort_dir:
|
|
sort_dir = 'desc'
|
|
query = (
|
|
_share_get_query(context).join(
|
|
models.ShareInstance,
|
|
models.ShareInstance.share_id == models.Share.id
|
|
)
|
|
)
|
|
|
|
if project_id:
|
|
if is_public:
|
|
query = query.filter(or_(models.Share.project_id == project_id,
|
|
models.Share.is_public))
|
|
else:
|
|
query = query.filter(models.Share.project_id == project_id)
|
|
if share_server_id:
|
|
query = query.filter(
|
|
models.ShareInstance.share_server_id == share_server_id)
|
|
|
|
if share_group_id:
|
|
query = query.filter(
|
|
models.Share.share_group_id == share_group_id)
|
|
|
|
# Apply filters
|
|
if not filters:
|
|
filters = {}
|
|
|
|
export_location_id = filters.get('export_location_id')
|
|
export_location_path = filters.get('export_location_path')
|
|
if export_location_id or export_location_path:
|
|
query = query.join(
|
|
models.ShareInstanceExportLocations,
|
|
models.ShareInstanceExportLocations.share_instance_id ==
|
|
models.ShareInstance.id)
|
|
if export_location_path:
|
|
query = query.filter(
|
|
models.ShareInstanceExportLocations.path ==
|
|
export_location_path)
|
|
if export_location_id:
|
|
query = query.filter(
|
|
models.ShareInstanceExportLocations.uuid ==
|
|
export_location_id)
|
|
|
|
if 'metadata' in filters:
|
|
for k, v in filters['metadata'].items():
|
|
query = query.filter(
|
|
or_(models.Share.share_metadata.any( # pylint: disable=E1101
|
|
key=k, value=v)))
|
|
if 'extra_specs' in filters:
|
|
query = query.join(
|
|
models.ShareTypeExtraSpecs,
|
|
models.ShareTypeExtraSpecs.share_type_id ==
|
|
models.ShareInstance.share_type_id)
|
|
for k, v in filters['extra_specs'].items():
|
|
query = query.filter(or_(models.ShareTypeExtraSpecs.key == k,
|
|
models.ShareTypeExtraSpecs.value == v))
|
|
|
|
try:
|
|
query = apply_sorting(models.Share, query, sort_key, sort_dir)
|
|
except AttributeError:
|
|
try:
|
|
query = apply_sorting(
|
|
models.ShareInstance, query, sort_key, sort_dir)
|
|
except AttributeError:
|
|
msg = _("Wrong sorting key provided - '%s'.") % sort_key
|
|
raise exception.InvalidInput(reason=msg)
|
|
|
|
if 'limit' in filters:
|
|
offset = filters.get('offset', 0)
|
|
query = query.limit(filters['limit']).offset(offset)
|
|
|
|
# Returns list of shares that satisfy filters.
|
|
query = query.all()
|
|
return query
|
|
|
|
|
|
@require_admin_context
|
|
def share_get_all(context, filters=None, sort_key=None, sort_dir=None):
|
|
query = _share_get_all_with_filters(
|
|
context, filters=filters, sort_key=sort_key, sort_dir=sort_dir)
|
|
return query
|
|
|
|
|
|
@require_context
|
|
def share_get_all_by_project(context, project_id, filters=None,
|
|
is_public=False, sort_key=None, sort_dir=None):
|
|
"""Returns list of shares with given project ID."""
|
|
query = _share_get_all_with_filters(
|
|
context, project_id=project_id, filters=filters, is_public=is_public,
|
|
sort_key=sort_key, sort_dir=sort_dir,
|
|
)
|
|
return query
|
|
|
|
|
|
@require_context
|
|
def share_get_all_by_share_group_id(context, share_group_id,
|
|
filters=None, sort_key=None,
|
|
sort_dir=None):
|
|
"""Returns list of shares with given group ID."""
|
|
query = _share_get_all_with_filters(
|
|
context, share_group_id=share_group_id,
|
|
filters=filters, sort_key=sort_key, sort_dir=sort_dir,
|
|
)
|
|
return query
|
|
|
|
|
|
@require_context
|
|
def share_get_all_by_share_server(context, share_server_id, filters=None,
|
|
sort_key=None, sort_dir=None):
|
|
"""Returns list of shares with given share server."""
|
|
query = _share_get_all_with_filters(
|
|
context, share_server_id=share_server_id, filters=filters,
|
|
sort_key=sort_key, sort_dir=sort_dir,
|
|
)
|
|
return query
|
|
|
|
|
|
@require_context
|
|
def share_delete(context, share_id):
|
|
session = get_session()
|
|
|
|
with session.begin():
|
|
share_ref = share_get(context, share_id, session)
|
|
|
|
if len(share_ref.instances) > 0:
|
|
msg = _("Share %(id)s has %(count)s share instances.") % {
|
|
'id': share_id, 'count': len(share_ref.instances)}
|
|
raise exception.InvalidShare(msg)
|
|
|
|
share_ref.soft_delete(session=session)
|
|
|
|
(session.query(models.ShareMetadata).
|
|
filter_by(share_id=share_id).soft_delete())
|
|
|
|
|
|
###################
|
|
|
|
|
|
def _share_access_get_query(context, session, values, read_deleted='no'):
|
|
"""Get access record."""
|
|
query = model_query(context, models.ShareAccessMapping, session=session,
|
|
read_deleted=read_deleted)
|
|
return query.filter_by(**values)
|
|
|
|
|
|
def _share_instance_access_query(context, session, access_id=None,
|
|
instance_id=None):
|
|
filters = {'deleted': 'False'}
|
|
|
|
if access_id is not None:
|
|
filters.update({'access_id': access_id})
|
|
|
|
if instance_id is not None:
|
|
filters.update({'share_instance_id': instance_id})
|
|
|
|
return model_query(context, models.ShareInstanceAccessMapping,
|
|
session=session).filter_by(**filters)
|
|
|
|
|
|
@require_context
|
|
def share_access_create(context, values):
|
|
values = ensure_model_dict_has_id(values)
|
|
session = get_session()
|
|
with session.begin():
|
|
access_ref = models.ShareAccessMapping()
|
|
access_ref.update(values)
|
|
access_ref.save(session=session)
|
|
|
|
parent_share = share_get(context, values['share_id'], session=session)
|
|
|
|
for instance in parent_share.instances:
|
|
vals = {
|
|
'share_instance_id': instance['id'],
|
|
'access_id': access_ref['id'],
|
|
}
|
|
|
|
_share_instance_access_create(vals, session)
|
|
|
|
return share_access_get(context, access_ref['id'])
|
|
|
|
|
|
@require_context
|
|
def share_instance_access_create(context, values, share_instance_id):
|
|
values = ensure_model_dict_has_id(values)
|
|
session = get_session()
|
|
with session.begin():
|
|
access_list = _share_access_get_query(
|
|
context, session, {
|
|
'share_id': values['share_id'],
|
|
'access_type': values['access_type'],
|
|
'access_to': values['access_to'],
|
|
}).all()
|
|
if len(access_list) > 0:
|
|
access_ref = access_list[0]
|
|
else:
|
|
access_ref = models.ShareAccessMapping()
|
|
access_ref.update(values)
|
|
access_ref.save(session=session)
|
|
|
|
vals = {
|
|
'share_instance_id': share_instance_id,
|
|
'access_id': access_ref['id'],
|
|
}
|
|
|
|
_share_instance_access_create(vals, session)
|
|
|
|
return share_access_get(context, access_ref['id'])
|
|
|
|
|
|
@require_context
|
|
def share_instance_access_copy(context, share_id, instance_id, session=None):
|
|
"""Copy access rules from share to share instance."""
|
|
session = session or get_session()
|
|
|
|
share_access_rules = _share_access_get_query(
|
|
context, session, {'share_id': share_id}).all()
|
|
|
|
for access_rule in share_access_rules:
|
|
values = {
|
|
'share_instance_id': instance_id,
|
|
'access_id': access_rule['id'],
|
|
}
|
|
|
|
_share_instance_access_create(values, session)
|
|
|
|
return share_access_rules
|
|
|
|
|
|
def _share_instance_access_create(values, session):
|
|
access_ref = models.ShareInstanceAccessMapping()
|
|
access_ref.update(ensure_model_dict_has_id(values))
|
|
access_ref.save(session=session)
|
|
return access_ref
|
|
|
|
|
|
@require_context
|
|
def share_access_get(context, access_id, session=None):
|
|
"""Get access record."""
|
|
session = session or get_session()
|
|
|
|
access = _share_access_get_query(
|
|
context, session, {'id': access_id}).first()
|
|
if access:
|
|
return access
|
|
else:
|
|
raise exception.NotFound()
|
|
|
|
|
|
@require_context
|
|
def share_instance_access_get(context, access_id, instance_id,
|
|
with_share_access_data=True):
|
|
"""Get access record."""
|
|
session = get_session()
|
|
|
|
access = _share_instance_access_query(context, session, access_id,
|
|
instance_id).first()
|
|
if access is None:
|
|
raise exception.NotFound()
|
|
|
|
if with_share_access_data:
|
|
access = _set_instances_share_access_data(context, access, session)[0]
|
|
|
|
return access
|
|
|
|
|
|
@require_context
|
|
def share_access_get_all_for_share(context, share_id, session=None):
|
|
session = session or get_session()
|
|
return _share_access_get_query(
|
|
context, session, {'share_id': share_id}).filter(
|
|
models.ShareAccessMapping.instance_mappings.any()).all()
|
|
|
|
|
|
@require_context
|
|
def share_access_get_all_for_instance(context, instance_id, filters=None,
|
|
with_share_access_data=True,
|
|
session=None):
|
|
"""Get all access rules related to a certain share instance."""
|
|
session = session or get_session()
|
|
filters = copy.deepcopy(filters) if filters else {}
|
|
filters.update({'share_instance_id': instance_id})
|
|
legal_filter_keys = ('id', 'share_instance_id', 'access_id', 'state')
|
|
query = _share_instance_access_query(context, session)
|
|
|
|
query = exact_filter(
|
|
query, models.ShareInstanceAccessMapping, filters, legal_filter_keys)
|
|
|
|
instance_accesses = query.all()
|
|
|
|
if with_share_access_data:
|
|
instance_accesses = _set_instances_share_access_data(
|
|
context, instance_accesses, session)
|
|
|
|
return instance_accesses
|
|
|
|
|
|
def _set_instances_share_access_data(context, instance_accesses, session):
|
|
if instance_accesses and not isinstance(instance_accesses, list):
|
|
instance_accesses = [instance_accesses]
|
|
|
|
for instance_access in instance_accesses:
|
|
share_access = share_access_get(
|
|
context, instance_access['access_id'], session=session)
|
|
instance_access.set_share_access_data(share_access)
|
|
|
|
return instance_accesses
|
|
|
|
|
|
def _set_instances_snapshot_access_data(context, instance_accesses, session):
|
|
if instance_accesses and not isinstance(instance_accesses, list):
|
|
instance_accesses = [instance_accesses]
|
|
|
|
for instance_access in instance_accesses:
|
|
snapshot_access = share_snapshot_access_get(
|
|
context, instance_access['access_id'], session=session)
|
|
instance_access.set_snapshot_access_data(snapshot_access)
|
|
|
|
return instance_accesses
|
|
|
|
|
|
@require_context
|
|
def share_access_get_all_by_type_and_access(context, share_id, access_type,
|
|
access):
|
|
session = get_session()
|
|
return _share_access_get_query(context, session,
|
|
{'share_id': share_id,
|
|
'access_type': access_type,
|
|
'access_to': access}).all()
|
|
|
|
|
|
@require_context
|
|
def share_access_check_for_existing_access(context, share_id, access_type,
|
|
access_to):
|
|
return _check_for_existing_access(
|
|
context, 'share', share_id, access_type, access_to)
|
|
|
|
|
|
def _check_for_existing_access(context, resource, resource_id, access_type,
|
|
access_to):
|
|
|
|
session = get_session()
|
|
if resource == 'share':
|
|
query_method = _share_access_get_query
|
|
access_to_field = models.ShareAccessMapping.access_to
|
|
else:
|
|
query_method = _share_snapshot_access_get_query
|
|
access_to_field = models.ShareSnapshotAccessMapping.access_to
|
|
|
|
with session.begin():
|
|
if access_type == 'ip':
|
|
rules = query_method(
|
|
context, session, {'%s_id' % resource: resource_id,
|
|
'access_type': access_type}).filter(
|
|
access_to_field.startswith(access_to.split('/')[0])).all()
|
|
|
|
matching_rules = [
|
|
rule for rule in rules if
|
|
ipaddress.ip_network(six.text_type(access_to)) ==
|
|
ipaddress.ip_network(six.text_type(rule['access_to']))
|
|
]
|
|
return len(matching_rules) > 0
|
|
else:
|
|
return query_method(
|
|
context, session, {'%s_id' % resource: resource_id,
|
|
'access_type': access_type,
|
|
'access_to': access_to}).count() > 0
|
|
|
|
|
|
@require_context
|
|
def share_access_delete_all_by_share(context, share_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
(session.query(models.ShareAccessMapping).
|
|
filter_by(share_id=share_id).soft_delete())
|
|
|
|
|
|
@require_context
|
|
def share_instance_access_delete(context, mapping_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
|
|
mapping = (session.query(models.ShareInstanceAccessMapping).
|
|
filter_by(id=mapping_id).first())
|
|
|
|
if not mapping:
|
|
exception.NotFound()
|
|
|
|
mapping.soft_delete(session, update_status=True,
|
|
status_field_name='state')
|
|
|
|
other_mappings = _share_instance_access_query(
|
|
context, session, mapping['access_id']).all()
|
|
|
|
# NOTE(u_glide): Remove access rule if all mappings were removed.
|
|
if len(other_mappings) == 0:
|
|
(
|
|
session.query(models.ShareAccessMapping)
|
|
.filter_by(id=mapping['access_id'])
|
|
.soft_delete()
|
|
)
|
|
|
|
|
|
@require_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def share_instance_access_update(context, access_id, instance_id, updates):
|
|
session = get_session()
|
|
share_access_fields = ('access_type', 'access_to', 'access_key',
|
|
'access_level')
|
|
|
|
share_access_map_updates, share_instance_access_map_updates = (
|
|
_extract_subdict_by_fields(updates, share_access_fields)
|
|
)
|
|
|
|
with session.begin():
|
|
share_access = _share_access_get_query(
|
|
context, session, {'id': access_id}).first()
|
|
share_access.update(share_access_map_updates)
|
|
share_access.save(session=session)
|
|
|
|
access = _share_instance_access_query(
|
|
context, session, access_id, instance_id).first()
|
|
access.update(share_instance_access_map_updates)
|
|
access.save(session=session)
|
|
|
|
return access
|
|
|
|
###################
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_instance_create(context, snapshot_id, values, session=None):
|
|
session = session or get_session()
|
|
values = copy.deepcopy(values)
|
|
|
|
if not values.get('id'):
|
|
values['id'] = uuidutils.generate_uuid()
|
|
values.update({'snapshot_id': snapshot_id})
|
|
|
|
instance_ref = models.ShareSnapshotInstance()
|
|
instance_ref.update(values)
|
|
instance_ref.save(session=session)
|
|
|
|
return share_snapshot_instance_get(context, instance_ref['id'],
|
|
session=session)
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_instance_update(context, instance_id, values):
|
|
session = get_session()
|
|
instance_ref = share_snapshot_instance_get(context, instance_id,
|
|
session=session)
|
|
|
|
# NOTE(u_glide): Ignore updates to custom properties
|
|
for extra_key in models.ShareSnapshotInstance._extra_keys:
|
|
if extra_key in values:
|
|
values.pop(extra_key)
|
|
|
|
instance_ref.update(values)
|
|
instance_ref.save(session=session)
|
|
return instance_ref
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_instance_delete(context, snapshot_instance_id,
|
|
session=None):
|
|
session = session or get_session()
|
|
|
|
with session.begin():
|
|
|
|
snapshot_instance_ref = share_snapshot_instance_get(
|
|
context, snapshot_instance_id, session=session)
|
|
|
|
access_rules = share_snapshot_access_get_all_for_snapshot_instance(
|
|
context, snapshot_instance_id, session=session)
|
|
for rule in access_rules:
|
|
share_snapshot_instance_access_delete(
|
|
context, rule['access_id'], snapshot_instance_id)
|
|
|
|
for el in snapshot_instance_ref.export_locations:
|
|
share_snapshot_instance_export_location_delete(context, el['id'])
|
|
|
|
snapshot_instance_ref.soft_delete(
|
|
session=session, update_status=True)
|
|
snapshot = share_snapshot_get(
|
|
context, snapshot_instance_ref['snapshot_id'], session=session)
|
|
if len(snapshot.instances) == 0:
|
|
snapshot.soft_delete(session=session)
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_instance_get(context, snapshot_instance_id, session=None,
|
|
with_share_data=False):
|
|
|
|
session = session or get_session()
|
|
|
|
result = _share_snapshot_instance_get_with_filters(
|
|
context, instance_ids=[snapshot_instance_id], session=session).first()
|
|
|
|
if result is None:
|
|
raise exception.ShareSnapshotInstanceNotFound(
|
|
instance_id=snapshot_instance_id)
|
|
|
|
if with_share_data:
|
|
result = _set_share_snapshot_instance_data(context, result, session)[0]
|
|
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_instance_get_all_with_filters(context, search_filters,
|
|
with_share_data=False,
|
|
session=None):
|
|
"""Get snapshot instances filtered by known attrs, ignore unknown attrs.
|
|
|
|
All filters accept list/tuples to filter on, along with simple values.
|
|
"""
|
|
def listify(values):
|
|
if values:
|
|
if not isinstance(values, (list, tuple, set)):
|
|
return values,
|
|
else:
|
|
return values
|
|
|
|
session = session or get_session()
|
|
_known_filters = ('instance_ids', 'snapshot_ids', 'share_instance_ids',
|
|
'statuses')
|
|
|
|
filters = {k: listify(search_filters.get(k)) for k in _known_filters}
|
|
|
|
result = _share_snapshot_instance_get_with_filters(
|
|
context, session=session, **filters).all()
|
|
|
|
if with_share_data:
|
|
result = _set_share_snapshot_instance_data(context, result, session)
|
|
|
|
return result
|
|
|
|
|
|
def _share_snapshot_instance_get_with_filters(context, instance_ids=None,
|
|
snapshot_ids=None, statuses=None,
|
|
share_instance_ids=None,
|
|
session=None):
|
|
|
|
query = model_query(context, models.ShareSnapshotInstance, session=session,
|
|
read_deleted="no")
|
|
|
|
if instance_ids is not None:
|
|
query = query.filter(
|
|
models.ShareSnapshotInstance.id.in_(instance_ids))
|
|
|
|
if snapshot_ids is not None:
|
|
query = query.filter(
|
|
models.ShareSnapshotInstance.snapshot_id.in_(snapshot_ids))
|
|
|
|
if share_instance_ids is not None:
|
|
query = query.filter(models.ShareSnapshotInstance.share_instance_id
|
|
.in_(share_instance_ids))
|
|
|
|
if statuses is not None:
|
|
query = query.filter(models.ShareSnapshotInstance.status.in_(statuses))
|
|
|
|
query = query.options(joinedload('share_group_snapshot'))
|
|
return query
|
|
|
|
|
|
def _set_share_snapshot_instance_data(context, snapshot_instances, session):
|
|
if snapshot_instances and not isinstance(snapshot_instances, list):
|
|
snapshot_instances = [snapshot_instances]
|
|
|
|
for snapshot_instance in snapshot_instances:
|
|
share_instance = share_instance_get(
|
|
context, snapshot_instance['share_instance_id'], session=session,
|
|
with_share_data=True)
|
|
snapshot_instance['share'] = share_instance
|
|
|
|
return snapshot_instances
|
|
|
|
|
|
###################
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_create(context, create_values,
|
|
create_snapshot_instance=True):
|
|
values = copy.deepcopy(create_values)
|
|
values = ensure_model_dict_has_id(values)
|
|
|
|
snapshot_ref = models.ShareSnapshot()
|
|
snapshot_instance_values, snapshot_values = (
|
|
_extract_snapshot_instance_values(values)
|
|
)
|
|
share_ref = share_get(context, snapshot_values.get('share_id'))
|
|
snapshot_instance_values.update(
|
|
{'share_instance_id': share_ref.instance.id}
|
|
)
|
|
|
|
snapshot_ref.update(snapshot_values)
|
|
session = get_session()
|
|
with session.begin():
|
|
snapshot_ref.save(session=session)
|
|
|
|
if create_snapshot_instance:
|
|
share_snapshot_instance_create(
|
|
context,
|
|
snapshot_ref['id'],
|
|
snapshot_instance_values,
|
|
session=session
|
|
)
|
|
return share_snapshot_get(
|
|
context, snapshot_values['id'], session=session)
|
|
|
|
|
|
@require_admin_context
|
|
def snapshot_data_get_for_project(context, project_id, user_id,
|
|
share_type_id=None, session=None):
|
|
query = (model_query(context, models.ShareSnapshot,
|
|
func.count(models.ShareSnapshot.id),
|
|
func.sum(models.ShareSnapshot.size),
|
|
read_deleted="no",
|
|
session=session).
|
|
filter_by(project_id=project_id))
|
|
|
|
if share_type_id:
|
|
query = query.join(
|
|
models.ShareInstance,
|
|
models.ShareInstance.share_id == models.ShareSnapshot.share_id,
|
|
).filter_by(share_type_id=share_type_id)
|
|
elif user_id:
|
|
query = query.filter_by(user_id=user_id)
|
|
result = query.first()
|
|
|
|
return (result[0] or 0, result[1] or 0)
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_get(context, snapshot_id, session=None):
|
|
result = (model_query(context, models.ShareSnapshot, session=session,
|
|
project_only=True).
|
|
filter_by(id=snapshot_id).
|
|
options(joinedload('share')).
|
|
options(joinedload('instances')).
|
|
first())
|
|
|
|
if not result:
|
|
raise exception.ShareSnapshotNotFound(snapshot_id=snapshot_id)
|
|
|
|
return result
|
|
|
|
|
|
def _share_snapshot_get_all_with_filters(context, project_id=None,
|
|
share_id=None, filters=None,
|
|
sort_key=None, sort_dir=None):
|
|
# Init data
|
|
sort_key = sort_key or 'share_id'
|
|
sort_dir = sort_dir or 'desc'
|
|
filters = filters or {}
|
|
query = model_query(context, models.ShareSnapshot)
|
|
|
|
if project_id:
|
|
query = query.filter_by(project_id=project_id)
|
|
if share_id:
|
|
query = query.filter_by(share_id=share_id)
|
|
query = query.options(joinedload('share'))
|
|
query = query.options(joinedload('instances'))
|
|
|
|
# Apply filters
|
|
if 'usage' in filters:
|
|
usage_filter_keys = ['any', 'used', 'unused']
|
|
if filters['usage'] == 'any':
|
|
pass
|
|
elif filters['usage'] == 'used':
|
|
query = query.filter(or_(models.Share.snapshot_id == (
|
|
models.ShareSnapshot.id)))
|
|
elif filters['usage'] == 'unused':
|
|
query = query.filter(or_(models.Share.snapshot_id != (
|
|
models.ShareSnapshot.id)))
|
|
else:
|
|
msg = _("Wrong 'usage' key provided - '%(key)s'. "
|
|
"Expected keys are '%(ek)s'.") % {
|
|
'key': filters['usage'],
|
|
'ek': six.text_type(usage_filter_keys)}
|
|
raise exception.InvalidInput(reason=msg)
|
|
|
|
# Apply sorting
|
|
try:
|
|
attr = getattr(models.ShareSnapshot, sort_key)
|
|
except AttributeError:
|
|
msg = _("Wrong sorting key provided - '%s'.") % sort_key
|
|
raise exception.InvalidInput(reason=msg)
|
|
if sort_dir.lower() == 'desc':
|
|
query = query.order_by(attr.desc())
|
|
elif sort_dir.lower() == 'asc':
|
|
query = query.order_by(attr.asc())
|
|
else:
|
|
msg = _("Wrong sorting data provided: sort key is '%(sort_key)s' "
|
|
"and sort direction is '%(sort_dir)s'.") % {
|
|
"sort_key": sort_key, "sort_dir": sort_dir}
|
|
raise exception.InvalidInput(reason=msg)
|
|
|
|
# Returns list of shares that satisfy filters
|
|
return query.all()
|
|
|
|
|
|
@require_admin_context
|
|
def share_snapshot_get_all(context, filters=None, sort_key=None,
|
|
sort_dir=None):
|
|
return _share_snapshot_get_all_with_filters(
|
|
context, filters=filters, sort_key=sort_key, sort_dir=sort_dir,
|
|
)
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_get_all_by_project(context, project_id, filters=None,
|
|
sort_key=None, sort_dir=None):
|
|
authorize_project_context(context, project_id)
|
|
return _share_snapshot_get_all_with_filters(
|
|
context, project_id=project_id,
|
|
filters=filters, sort_key=sort_key, sort_dir=sort_dir,
|
|
)
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_get_all_for_share(context, share_id, filters=None,
|
|
sort_key=None, sort_dir=None):
|
|
return _share_snapshot_get_all_with_filters(
|
|
context, share_id=share_id,
|
|
filters=filters, sort_key=sort_key, sort_dir=sort_dir,
|
|
)
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_get_latest_for_share(context, share_id):
|
|
|
|
snapshots = _share_snapshot_get_all_with_filters(
|
|
context, share_id=share_id, sort_key='created_at', sort_dir='desc')
|
|
return snapshots[0] if snapshots else None
|
|
|
|
|
|
@require_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def share_snapshot_update(context, snapshot_id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
snapshot_ref = share_snapshot_get(context, snapshot_id,
|
|
session=session)
|
|
|
|
instance_values, snapshot_values = (
|
|
_extract_snapshot_instance_values(values)
|
|
)
|
|
|
|
if snapshot_values:
|
|
snapshot_ref.update(snapshot_values)
|
|
snapshot_ref.save(session=session)
|
|
|
|
if instance_values:
|
|
snapshot_ref.instance.update(instance_values)
|
|
snapshot_ref.instance.save(session=session)
|
|
|
|
return snapshot_ref
|
|
|
|
#################################
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_access_create(context, values):
|
|
values = ensure_model_dict_has_id(values)
|
|
session = get_session()
|
|
with session.begin():
|
|
access_ref = models.ShareSnapshotAccessMapping()
|
|
access_ref.update(values)
|
|
access_ref.save(session=session)
|
|
|
|
snapshot = share_snapshot_get(context, values['share_snapshot_id'],
|
|
session=session)
|
|
|
|
for instance in snapshot.instances:
|
|
vals = {
|
|
'share_snapshot_instance_id': instance['id'],
|
|
'access_id': access_ref['id'],
|
|
}
|
|
|
|
_share_snapshot_instance_access_create(vals, session)
|
|
|
|
return share_snapshot_access_get(context, access_ref['id'])
|
|
|
|
|
|
def _share_snapshot_access_get_query(context, session, filters,
|
|
read_deleted='no'):
|
|
|
|
query = model_query(context, models.ShareSnapshotAccessMapping,
|
|
session=session, read_deleted=read_deleted)
|
|
return query.filter_by(**filters)
|
|
|
|
|
|
def _share_snapshot_instance_access_get_query(context, session,
|
|
access_id=None,
|
|
share_snapshot_instance_id=None):
|
|
filters = {'deleted': 'False'}
|
|
|
|
if access_id is not None:
|
|
filters.update({'access_id': access_id})
|
|
|
|
if share_snapshot_instance_id is not None:
|
|
filters.update(
|
|
{'share_snapshot_instance_id': share_snapshot_instance_id})
|
|
|
|
return model_query(context, models.ShareSnapshotInstanceAccessMapping,
|
|
session=session).filter_by(**filters)
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_instance_access_get_all(context, access_id, session):
|
|
rules = _share_snapshot_instance_access_get_query(
|
|
context, session, access_id=access_id).all()
|
|
return rules
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_access_get(context, access_id, session=None):
|
|
session = session or get_session()
|
|
|
|
access = _share_snapshot_access_get_query(
|
|
context, session, {'id': access_id}).first()
|
|
|
|
if access:
|
|
return access
|
|
else:
|
|
raise exception.NotFound()
|
|
|
|
|
|
def _share_snapshot_instance_access_create(values, session):
|
|
access_ref = models.ShareSnapshotInstanceAccessMapping()
|
|
access_ref.update(ensure_model_dict_has_id(values))
|
|
access_ref.save(session=session)
|
|
return access_ref
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_access_get_all_for_share_snapshot(context,
|
|
share_snapshot_id,
|
|
filters):
|
|
session = get_session()
|
|
filters['share_snapshot_id'] = share_snapshot_id
|
|
access_list = _share_snapshot_access_get_query(
|
|
context, session, filters).all()
|
|
|
|
return access_list
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_check_for_existing_access(context, share_snapshot_id,
|
|
access_type, access_to):
|
|
return _check_for_existing_access(
|
|
context, 'share_snapshot', share_snapshot_id, access_type, access_to)
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_access_get_all_for_snapshot_instance(
|
|
context, snapshot_instance_id, filters=None,
|
|
with_snapshot_access_data=True, session=None):
|
|
"""Get all access rules related to a certain snapshot instance."""
|
|
session = session or get_session()
|
|
filters = copy.deepcopy(filters) if filters else {}
|
|
filters.update({'share_snapshot_instance_id': snapshot_instance_id})
|
|
|
|
query = _share_snapshot_instance_access_get_query(context, session)
|
|
|
|
legal_filter_keys = (
|
|
'id', 'share_snapshot_instance_id', 'access_id', 'state')
|
|
|
|
query = exact_filter(
|
|
query, models.ShareSnapshotInstanceAccessMapping, filters,
|
|
legal_filter_keys)
|
|
|
|
instance_accesses = query.all()
|
|
|
|
if with_snapshot_access_data:
|
|
instance_accesses = _set_instances_snapshot_access_data(
|
|
context, instance_accesses, session)
|
|
|
|
return instance_accesses
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_instance_access_update(
|
|
context, access_id, instance_id, updates):
|
|
|
|
snapshot_access_fields = ('access_type', 'access_to')
|
|
snapshot_access_map_updates, share_instance_access_map_updates = (
|
|
_extract_subdict_by_fields(updates, snapshot_access_fields)
|
|
)
|
|
|
|
session = get_session()
|
|
with session.begin():
|
|
|
|
snapshot_access = _share_snapshot_access_get_query(
|
|
context, session, {'id': access_id}).first()
|
|
if not snapshot_access:
|
|
raise exception.NotFound()
|
|
snapshot_access.update(snapshot_access_map_updates)
|
|
snapshot_access.save(session=session)
|
|
|
|
access = _share_snapshot_instance_access_get_query(
|
|
context, session, access_id=access_id,
|
|
share_snapshot_instance_id=instance_id).first()
|
|
if not access:
|
|
raise exception.NotFound()
|
|
access.update(share_instance_access_map_updates)
|
|
access.save(session=session)
|
|
|
|
return access
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_instance_access_get(
|
|
context, access_id, share_snapshot_instance_id,
|
|
with_snapshot_access_data=True):
|
|
|
|
session = get_session()
|
|
|
|
with session.begin():
|
|
access = _share_snapshot_instance_access_get_query(
|
|
context, session, access_id=access_id,
|
|
share_snapshot_instance_id=share_snapshot_instance_id).first()
|
|
|
|
if access is None:
|
|
raise exception.NotFound()
|
|
|
|
if with_snapshot_access_data:
|
|
return _set_instances_snapshot_access_data(
|
|
context, access, session)[0]
|
|
else:
|
|
return access
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_instance_access_delete(
|
|
context, access_id, snapshot_instance_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
|
|
rule = _share_snapshot_instance_access_get_query(
|
|
context, session, access_id=access_id,
|
|
share_snapshot_instance_id=snapshot_instance_id).first()
|
|
|
|
if not rule:
|
|
exception.NotFound()
|
|
|
|
rule.soft_delete(session, update_status=True,
|
|
status_field_name='state')
|
|
|
|
other_mappings = share_snapshot_instance_access_get_all(
|
|
context, rule['access_id'], session)
|
|
|
|
if len(other_mappings) == 0:
|
|
(
|
|
session.query(models.ShareSnapshotAccessMapping)
|
|
.filter_by(id=rule['access_id'])
|
|
.soft_delete(update_status=True, status_field_name='state')
|
|
)
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_instance_export_location_create(context, values):
|
|
|
|
values = ensure_model_dict_has_id(values)
|
|
session = get_session()
|
|
with session.begin():
|
|
ssiel = models.ShareSnapshotInstanceExportLocation()
|
|
ssiel.update(values)
|
|
ssiel.save(session=session)
|
|
|
|
return ssiel
|
|
|
|
|
|
def _share_snapshot_instance_export_locations_get_query(context, session,
|
|
values):
|
|
query = model_query(context, models.ShareSnapshotInstanceExportLocation,
|
|
session=session)
|
|
return query.filter_by(**values)
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_export_locations_get(context, snapshot_id):
|
|
session = get_session()
|
|
snapshot = share_snapshot_get(context, snapshot_id, session=session)
|
|
ins_ids = [ins['id'] for ins in snapshot.instances]
|
|
export_locations = _share_snapshot_instance_export_locations_get_query(
|
|
context, session, {}).filter(
|
|
models.ShareSnapshotInstanceExportLocation.
|
|
share_snapshot_instance_id.in_(ins_ids)).all()
|
|
return export_locations
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_instance_export_locations_get_all(
|
|
context, share_snapshot_instance_id):
|
|
|
|
session = get_session()
|
|
export_locations = _share_snapshot_instance_export_locations_get_query(
|
|
context, session,
|
|
{'share_snapshot_instance_id': share_snapshot_instance_id}).all()
|
|
return export_locations
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_instance_export_location_get(context, el_id):
|
|
session = get_session()
|
|
|
|
export_location = _share_snapshot_instance_export_locations_get_query(
|
|
context, session, {'id': el_id}).first()
|
|
|
|
if export_location:
|
|
return export_location
|
|
else:
|
|
raise exception.NotFound()
|
|
|
|
|
|
@require_context
|
|
def share_snapshot_instance_export_location_delete(context, el_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
|
|
el = _share_snapshot_instance_export_locations_get_query(
|
|
context, session, {'id': el_id}).first()
|
|
|
|
if not el:
|
|
exception.NotFound()
|
|
|
|
el.soft_delete(session=session)
|
|
|
|
#################################
|
|
|
|
|
|
@require_context
|
|
@require_share_exists
|
|
def share_metadata_get(context, share_id):
|
|
return _share_metadata_get(context, share_id)
|
|
|
|
|
|
@require_context
|
|
@require_share_exists
|
|
def share_metadata_delete(context, share_id, key):
|
|
(_share_metadata_get_query(context, share_id).
|
|
filter_by(key=key).soft_delete())
|
|
|
|
|
|
@require_context
|
|
@require_share_exists
|
|
def share_metadata_update(context, share_id, metadata, delete):
|
|
return _share_metadata_update(context, share_id, metadata, delete)
|
|
|
|
|
|
def _share_metadata_get_query(context, share_id, session=None):
|
|
return (model_query(context, models.ShareMetadata, session=session,
|
|
read_deleted="no").
|
|
filter_by(share_id=share_id).
|
|
options(joinedload('share')))
|
|
|
|
|
|
def _share_metadata_get(context, share_id, session=None):
|
|
rows = _share_metadata_get_query(context, share_id,
|
|
session=session).all()
|
|
result = {}
|
|
for row in rows:
|
|
result[row['key']] = row['value']
|
|
|
|
return result
|
|
|
|
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def _share_metadata_update(context, share_id, metadata, delete, session=None):
|
|
if not session:
|
|
session = get_session()
|
|
|
|
with session.begin():
|
|
# Set existing metadata to deleted if delete argument is True
|
|
if delete:
|
|
original_metadata = _share_metadata_get(context, share_id,
|
|
session=session)
|
|
for meta_key, meta_value in original_metadata.items():
|
|
if meta_key not in metadata:
|
|
meta_ref = _share_metadata_get_item(context, share_id,
|
|
meta_key,
|
|
session=session)
|
|
meta_ref.soft_delete(session=session)
|
|
|
|
meta_ref = None
|
|
|
|
# Now update all existing items with new values, or create new meta
|
|
# objects
|
|
for meta_key, meta_value in metadata.items():
|
|
|
|
# update the value whether it exists or not
|
|
item = {"value": meta_value}
|
|
|
|
try:
|
|
meta_ref = _share_metadata_get_item(context, share_id,
|
|
meta_key,
|
|
session=session)
|
|
except exception.ShareMetadataNotFound:
|
|
meta_ref = models.ShareMetadata()
|
|
item.update({"key": meta_key, "share_id": share_id})
|
|
|
|
meta_ref.update(item)
|
|
meta_ref.save(session=session)
|
|
|
|
return metadata
|
|
|
|
|
|
def _share_metadata_get_item(context, share_id, key, session=None):
|
|
result = (_share_metadata_get_query(context, share_id, session=session).
|
|
filter_by(key=key).
|
|
first())
|
|
|
|
if not result:
|
|
raise exception.ShareMetadataNotFound(metadata_key=key,
|
|
share_id=share_id)
|
|
return result
|
|
|
|
|
|
############################
|
|
# Export locations functions
|
|
############################
|
|
|
|
def _share_export_locations_get(context, share_instance_ids,
|
|
include_admin_only=True, session=None):
|
|
session = session or get_session()
|
|
|
|
if not isinstance(share_instance_ids, (set, list, tuple)):
|
|
share_instance_ids = (share_instance_ids, )
|
|
|
|
query = model_query(
|
|
context,
|
|
models.ShareInstanceExportLocations,
|
|
session=session,
|
|
read_deleted="no",
|
|
).filter(
|
|
models.ShareInstanceExportLocations.share_instance_id.in_(
|
|
share_instance_ids),
|
|
).order_by(
|
|
"updated_at",
|
|
).options(
|
|
joinedload("_el_metadata_bare"),
|
|
)
|
|
|
|
if not include_admin_only:
|
|
query = query.filter_by(is_admin_only=False)
|
|
return query.all()
|
|
|
|
|
|
@require_context
|
|
@require_share_exists
|
|
def share_export_locations_get_by_share_id(context, share_id,
|
|
include_admin_only=True,
|
|
ignore_migration_destination=False):
|
|
share = share_get(context, share_id)
|
|
if ignore_migration_destination:
|
|
ids = [instance.id for instance in share.instances
|
|
if instance['status'] != constants.STATUS_MIGRATING_TO]
|
|
else:
|
|
ids = [instance.id for instance in share.instances]
|
|
rows = _share_export_locations_get(
|
|
context, ids, include_admin_only=include_admin_only)
|
|
return rows
|
|
|
|
|
|
@require_context
|
|
@require_share_instance_exists
|
|
def share_export_locations_get_by_share_instance_id(context,
|
|
share_instance_id):
|
|
rows = _share_export_locations_get(
|
|
context, [share_instance_id], include_admin_only=True)
|
|
return rows
|
|
|
|
|
|
@require_context
|
|
@require_share_exists
|
|
def share_export_locations_get(context, share_id):
|
|
# NOTE(vponomaryov): this method is kept for compatibility with
|
|
# old approach. New one uses 'share_export_locations_get_by_share_id'.
|
|
# Which returns list of dicts instead of list of strings, as this one does.
|
|
share = share_get(context, share_id)
|
|
rows = _share_export_locations_get(
|
|
context, share.instance.id, context.is_admin)
|
|
|
|
return [location['path'] for location in rows]
|
|
|
|
|
|
@require_context
|
|
def share_export_location_get_by_uuid(context, export_location_uuid,
|
|
session=None):
|
|
session = session or get_session()
|
|
|
|
query = model_query(
|
|
context,
|
|
models.ShareInstanceExportLocations,
|
|
session=session,
|
|
read_deleted="no",
|
|
).filter_by(
|
|
uuid=export_location_uuid,
|
|
).options(
|
|
joinedload("_el_metadata_bare"),
|
|
)
|
|
|
|
result = query.first()
|
|
if not result:
|
|
raise exception.ExportLocationNotFound(uuid=export_location_uuid)
|
|
return result
|
|
|
|
|
|
@require_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def share_export_locations_update(context, share_instance_id, export_locations,
|
|
delete):
|
|
# NOTE(u_glide):
|
|
# Backward compatibility code for drivers,
|
|
# which return single export_location as string
|
|
if not isinstance(export_locations, (list, tuple, set)):
|
|
export_locations = (export_locations, )
|
|
export_locations_as_dicts = []
|
|
for el in export_locations:
|
|
# NOTE(vponomaryov): transform old export locations view to new one
|
|
export_location = el
|
|
if isinstance(el, six.string_types):
|
|
export_location = {
|
|
"path": el,
|
|
"is_admin_only": False,
|
|
"metadata": {},
|
|
}
|
|
elif isinstance(export_location, dict):
|
|
if 'metadata' not in export_location:
|
|
export_location['metadata'] = {}
|
|
else:
|
|
raise exception.ManilaException(
|
|
_("Wrong export location type '%s'.") % type(export_location))
|
|
export_locations_as_dicts.append(export_location)
|
|
export_locations = export_locations_as_dicts
|
|
|
|
export_locations_paths = [el['path'] for el in export_locations]
|
|
|
|
session = get_session()
|
|
|
|
current_el_rows = _share_export_locations_get(
|
|
context, share_instance_id, session=session)
|
|
|
|
def get_path_list_from_rows(rows):
|
|
return set([l['path'] for l in rows])
|
|
|
|
current_el_paths = get_path_list_from_rows(current_el_rows)
|
|
|
|
def create_indexed_time_dict(key_list):
|
|
base = timeutils.utcnow()
|
|
return {
|
|
# NOTE(u_glide): Incrementing timestamp by microseconds to make
|
|
# timestamp order match index order.
|
|
key: base + datetime.timedelta(microseconds=index)
|
|
for index, key in enumerate(key_list)
|
|
}
|
|
|
|
indexed_update_time = create_indexed_time_dict(export_locations_paths)
|
|
|
|
for el in current_el_rows:
|
|
if delete and el['path'] not in export_locations_paths:
|
|
export_location_metadata_delete(context, el['uuid'])
|
|
el.soft_delete(session)
|
|
else:
|
|
updated_at = indexed_update_time[el['path']]
|
|
el.update({
|
|
'updated_at': updated_at,
|
|
'deleted': 0,
|
|
})
|
|
el.save(session=session)
|
|
if el['el_metadata']:
|
|
export_location_metadata_update(
|
|
context, el['uuid'], el['el_metadata'], session=session)
|
|
|
|
# Now add new export locations
|
|
for el in export_locations:
|
|
if el['path'] in current_el_paths:
|
|
# Already updated
|
|
continue
|
|
|
|
location_ref = models.ShareInstanceExportLocations()
|
|
location_ref.update({
|
|
'uuid': uuidutils.generate_uuid(),
|
|
'path': el['path'],
|
|
'share_instance_id': share_instance_id,
|
|
'updated_at': indexed_update_time[el['path']],
|
|
'deleted': 0,
|
|
'is_admin_only': el.get('is_admin_only', False),
|
|
})
|
|
location_ref.save(session=session)
|
|
if not el.get('metadata'):
|
|
continue
|
|
export_location_metadata_update(
|
|
context, location_ref['uuid'], el.get('metadata'), session=session)
|
|
|
|
return get_path_list_from_rows(_share_export_locations_get(
|
|
context, share_instance_id, session=session))
|
|
|
|
|
|
#####################################
|
|
# Export locations metadata functions
|
|
#####################################
|
|
|
|
def _export_location_metadata_get_query(context, export_location_uuid,
|
|
session=None):
|
|
session = session or get_session()
|
|
export_location_id = share_export_location_get_by_uuid(
|
|
context, export_location_uuid).id
|
|
|
|
return model_query(
|
|
context, models.ShareInstanceExportLocationsMetadata, session=session,
|
|
read_deleted="no",
|
|
).filter_by(
|
|
export_location_id=export_location_id,
|
|
)
|
|
|
|
|
|
@require_context
|
|
def export_location_metadata_get(context, export_location_uuid, session=None):
|
|
rows = _export_location_metadata_get_query(
|
|
context, export_location_uuid, session=session).all()
|
|
result = {}
|
|
for row in rows:
|
|
result[row["key"]] = row["value"]
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def export_location_metadata_delete(context, export_location_uuid, keys=None):
|
|
session = get_session()
|
|
metadata = _export_location_metadata_get_query(
|
|
context, export_location_uuid, session=session,
|
|
)
|
|
# NOTE(vponomaryov): if keys is None then we delete all metadata.
|
|
if keys is not None:
|
|
keys = keys if isinstance(keys, (list, set, tuple)) else (keys, )
|
|
metadata = metadata.filter(
|
|
models.ShareInstanceExportLocationsMetadata.key.in_(keys))
|
|
metadata = metadata.all()
|
|
for meta_ref in metadata:
|
|
meta_ref.soft_delete(session=session)
|
|
|
|
|
|
@require_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def export_location_metadata_update(context, export_location_uuid, metadata,
|
|
delete=False, session=None):
|
|
session = session or get_session()
|
|
if delete:
|
|
original_metadata = export_location_metadata_get(
|
|
context, export_location_uuid, session=session)
|
|
keys_for_deletion = set(original_metadata).difference(metadata)
|
|
if keys_for_deletion:
|
|
export_location_metadata_delete(
|
|
context, export_location_uuid, keys=keys_for_deletion)
|
|
|
|
el = share_export_location_get_by_uuid(context, export_location_uuid)
|
|
for meta_key, meta_value in metadata.items():
|
|
# NOTE(vponomaryov): we should use separate session
|
|
# for each meta_ref because of autoincrement of integer primary key
|
|
# that will not take effect using one session and we will rewrite,
|
|
# in that case, single record - first one added with this call.
|
|
session = get_session()
|
|
|
|
if meta_value is None:
|
|
LOG.warning("%s should be properly defined in the driver.",
|
|
meta_key)
|
|
|
|
item = {"value": meta_value, "updated_at": timeutils.utcnow()}
|
|
|
|
meta_ref = _export_location_metadata_get_query(
|
|
context, export_location_uuid, session=session,
|
|
).filter_by(
|
|
key=meta_key,
|
|
).first()
|
|
|
|
if not meta_ref:
|
|
meta_ref = models.ShareInstanceExportLocationsMetadata()
|
|
item.update({
|
|
"key": meta_key,
|
|
"export_location_id": el.id,
|
|
})
|
|
|
|
meta_ref.update(item)
|
|
meta_ref.save(session=session)
|
|
|
|
return metadata
|
|
|
|
|
|
###################################
|
|
|
|
|
|
@require_context
|
|
def security_service_create(context, values):
|
|
values = ensure_model_dict_has_id(values)
|
|
|
|
security_service_ref = models.SecurityService()
|
|
security_service_ref.update(values)
|
|
session = get_session()
|
|
|
|
with session.begin():
|
|
security_service_ref.save(session=session)
|
|
|
|
return security_service_ref
|
|
|
|
|
|
@require_context
|
|
def security_service_delete(context, id):
|
|
session = get_session()
|
|
with session.begin():
|
|
security_service_ref = security_service_get(context,
|
|
id,
|
|
session=session)
|
|
security_service_ref.soft_delete(session)
|
|
|
|
|
|
@require_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def security_service_update(context, id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
security_service_ref = security_service_get(context,
|
|
id,
|
|
session=session)
|
|
security_service_ref.update(values)
|
|
security_service_ref.save(session=session)
|
|
return security_service_ref
|
|
|
|
|
|
@require_context
|
|
def security_service_get(context, id, session=None):
|
|
result = (_security_service_get_query(context, session=session).
|
|
filter_by(id=id).first())
|
|
|
|
if result is None:
|
|
raise exception.SecurityServiceNotFound(security_service_id=id)
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def security_service_get_all(context):
|
|
return _security_service_get_query(context).all()
|
|
|
|
|
|
@require_context
|
|
def security_service_get_all_by_project(context, project_id):
|
|
return (_security_service_get_query(context).
|
|
filter_by(project_id=project_id).all())
|
|
|
|
|
|
def _security_service_get_query(context, session=None):
|
|
if session is None:
|
|
session = get_session()
|
|
return model_query(context, models.SecurityService, session=session)
|
|
|
|
|
|
###################
|
|
|
|
|
|
def _network_get_query(context, session=None):
|
|
if session is None:
|
|
session = get_session()
|
|
return (model_query(context, models.ShareNetwork, session=session).
|
|
options(joinedload('share_instances'),
|
|
joinedload('security_services'),
|
|
joinedload('share_servers')))
|
|
|
|
|
|
@require_context
|
|
def share_network_create(context, values):
|
|
values = ensure_model_dict_has_id(values)
|
|
|
|
network_ref = models.ShareNetwork()
|
|
network_ref.update(values)
|
|
session = get_session()
|
|
with session.begin():
|
|
network_ref.save(session=session)
|
|
return share_network_get(context, values['id'], session)
|
|
|
|
|
|
@require_context
|
|
def share_network_delete(context, id):
|
|
session = get_session()
|
|
with session.begin():
|
|
network_ref = share_network_get(context, id, session=session)
|
|
network_ref.soft_delete(session)
|
|
|
|
|
|
@require_context
|
|
def share_network_update(context, id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
network_ref = share_network_get(context, id, session=session)
|
|
network_ref.update(values)
|
|
network_ref.save(session=session)
|
|
return network_ref
|
|
|
|
|
|
@require_context
|
|
def share_network_get(context, id, session=None):
|
|
result = _network_get_query(context, session).filter_by(id=id).first()
|
|
if result is None:
|
|
raise exception.ShareNetworkNotFound(share_network_id=id)
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_network_get_all(context):
|
|
return _network_get_query(context).all()
|
|
|
|
|
|
@require_context
|
|
def share_network_get_all_by_project(context, project_id):
|
|
return _network_get_query(context).filter_by(project_id=project_id).all()
|
|
|
|
|
|
@require_context
|
|
def share_network_get_all_by_security_service(context, security_service_id):
|
|
session = get_session()
|
|
return (model_query(context, models.ShareNetwork, session=session).
|
|
join(models.ShareNetworkSecurityServiceAssociation,
|
|
models.ShareNetwork.id ==
|
|
models.ShareNetworkSecurityServiceAssociation.share_network_id).
|
|
filter_by(security_service_id=security_service_id, deleted=0).
|
|
options(joinedload('share_servers')).all())
|
|
|
|
|
|
@require_context
|
|
def share_network_add_security_service(context, id, security_service_id):
|
|
session = get_session()
|
|
|
|
with session.begin():
|
|
assoc_ref = (model_query(
|
|
context,
|
|
models.ShareNetworkSecurityServiceAssociation,
|
|
session=session).
|
|
filter_by(share_network_id=id).
|
|
filter_by(
|
|
security_service_id=security_service_id).first())
|
|
|
|
if assoc_ref:
|
|
msg = "Already associated"
|
|
raise exception.ShareNetworkSecurityServiceAssociationError(
|
|
share_network_id=id,
|
|
security_service_id=security_service_id,
|
|
reason=msg)
|
|
|
|
share_nw_ref = share_network_get(context, id, session=session)
|
|
security_service_ref = security_service_get(context,
|
|
security_service_id,
|
|
session=session)
|
|
share_nw_ref.security_services += [security_service_ref]
|
|
share_nw_ref.save(session=session)
|
|
|
|
return share_nw_ref
|
|
|
|
|
|
@require_context
|
|
def share_network_remove_security_service(context, id, security_service_id):
|
|
session = get_session()
|
|
|
|
with session.begin():
|
|
share_nw_ref = share_network_get(context, id, session=session)
|
|
security_service_get(context, security_service_id, session=session)
|
|
|
|
assoc_ref = (model_query(
|
|
context,
|
|
models.ShareNetworkSecurityServiceAssociation,
|
|
session=session).
|
|
filter_by(share_network_id=id).
|
|
filter_by(security_service_id=security_service_id).first())
|
|
|
|
if assoc_ref:
|
|
assoc_ref.soft_delete(session)
|
|
else:
|
|
msg = "No association defined"
|
|
raise exception.ShareNetworkSecurityServiceDissociationError(
|
|
share_network_id=id,
|
|
security_service_id=security_service_id,
|
|
reason=msg)
|
|
|
|
return share_nw_ref
|
|
|
|
|
|
@require_context
|
|
def count_share_networks(context, project_id, user_id=None,
|
|
share_type_id=None, session=None):
|
|
query = model_query(
|
|
context, models.ShareNetwork,
|
|
func.count(models.ShareNetwork.id),
|
|
read_deleted="no",
|
|
session=session).filter_by(project_id=project_id)
|
|
if share_type_id:
|
|
query = query.join("share_instances").filter_by(
|
|
share_type_id=share_type_id)
|
|
elif user_id is not None:
|
|
query = query.filter_by(user_id=user_id)
|
|
return query.first()[0]
|
|
|
|
|
|
###################
|
|
|
|
|
|
def _server_get_query(context, session=None):
|
|
if session is None:
|
|
session = get_session()
|
|
return (model_query(context, models.ShareServer, session=session).
|
|
options(joinedload('share_instances'),
|
|
joinedload('network_allocations'),
|
|
joinedload('share_network')))
|
|
|
|
|
|
@require_context
|
|
def share_server_create(context, values):
|
|
values = ensure_model_dict_has_id(values)
|
|
|
|
server_ref = models.ShareServer()
|
|
server_ref.update(values)
|
|
session = get_session()
|
|
with session.begin():
|
|
server_ref.save(session=session)
|
|
# NOTE(u_glide): Do so to prevent errors with relationships
|
|
return share_server_get(context, server_ref['id'], session=session)
|
|
|
|
|
|
@require_context
|
|
def share_server_delete(context, id):
|
|
session = get_session()
|
|
with session.begin():
|
|
server_ref = share_server_get(context, id, session=session)
|
|
share_server_backend_details_delete(context, id, session=session)
|
|
server_ref.soft_delete(session=session, update_status=True)
|
|
|
|
|
|
@require_context
|
|
def share_server_update(context, id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
server_ref = share_server_get(context, id, session=session)
|
|
server_ref.update(values)
|
|
server_ref.save(session=session)
|
|
return server_ref
|
|
|
|
|
|
@require_context
|
|
def share_server_get(context, server_id, session=None):
|
|
result = (_server_get_query(context, session).filter_by(id=server_id)
|
|
.first())
|
|
if result is None:
|
|
raise exception.ShareServerNotFound(share_server_id=server_id)
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_server_get_all_by_host_and_share_net_valid(context, host,
|
|
share_net_id,
|
|
session=None):
|
|
result = (_server_get_query(context, session).filter_by(host=host)
|
|
.filter_by(share_network_id=share_net_id)
|
|
.filter(models.ShareServer.status.in_(
|
|
(constants.STATUS_CREATING,
|
|
constants.STATUS_ACTIVE))).all())
|
|
if not result:
|
|
filters_description = ('share_network_id is "%(share_net_id)s",'
|
|
' host is "%(host)s" and status in'
|
|
' "%(status_cr)s" or "%(status_act)s"') % {
|
|
'share_net_id': share_net_id,
|
|
'host': host,
|
|
'status_cr': constants.STATUS_CREATING,
|
|
'status_act': constants.STATUS_ACTIVE,
|
|
}
|
|
raise exception.ShareServerNotFoundByFilters(
|
|
filters_description=filters_description)
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_server_get_all(context):
|
|
return _server_get_query(context).all()
|
|
|
|
|
|
@require_context
|
|
def share_server_get_all_by_host(context, host):
|
|
return _server_get_query(context).filter_by(host=host).all()
|
|
|
|
|
|
@require_context
|
|
def share_server_get_all_unused_deletable(context, host, updated_before):
|
|
valid_server_status = (
|
|
constants.STATUS_INACTIVE,
|
|
constants.STATUS_ACTIVE,
|
|
constants.STATUS_ERROR,
|
|
)
|
|
result = (_server_get_query(context)
|
|
.filter_by(host=host)
|
|
.filter(~models.ShareServer.share_groups.any())
|
|
.filter(~models.ShareServer.share_instances.any())
|
|
.filter(models.ShareServer.status.in_(valid_server_status))
|
|
.filter(models.ShareServer.updated_at < updated_before).all())
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_server_backend_details_set(context, share_server_id, server_details):
|
|
share_server_get(context, share_server_id)
|
|
|
|
for meta_key, meta_value in server_details.items():
|
|
meta_ref = models.ShareServerBackendDetails()
|
|
meta_ref.update({
|
|
'key': meta_key,
|
|
'value': meta_value,
|
|
'share_server_id': share_server_id
|
|
})
|
|
session = get_session()
|
|
with session.begin():
|
|
meta_ref.save(session)
|
|
return server_details
|
|
|
|
|
|
@require_context
|
|
def share_server_backend_details_delete(context, share_server_id,
|
|
session=None):
|
|
if not session:
|
|
session = get_session()
|
|
share_server_details = (model_query(context,
|
|
models.ShareServerBackendDetails,
|
|
session=session)
|
|
.filter_by(share_server_id=share_server_id).all())
|
|
for item in share_server_details:
|
|
item.soft_delete(session)
|
|
|
|
|
|
###################
|
|
|
|
def _driver_private_data_query(session, context, entity_id, key=None,
|
|
read_deleted=False):
|
|
query = model_query(
|
|
context, models.DriverPrivateData, session=session,
|
|
read_deleted=read_deleted,
|
|
).filter_by(
|
|
entity_uuid=entity_id,
|
|
)
|
|
|
|
if isinstance(key, list):
|
|
return query.filter(models.DriverPrivateData.key.in_(key))
|
|
elif key is not None:
|
|
return query.filter_by(key=key)
|
|
|
|
return query
|
|
|
|
|
|
@require_context
|
|
def driver_private_data_get(context, entity_id, key=None,
|
|
default=None, session=None):
|
|
if not session:
|
|
session = get_session()
|
|
|
|
query = _driver_private_data_query(session, context, entity_id, key)
|
|
|
|
if key is None or isinstance(key, list):
|
|
return {item.key: item.value for item in query.all()}
|
|
else:
|
|
result = query.first()
|
|
return result["value"] if result is not None else default
|
|
|
|
|
|
@require_context
|
|
def driver_private_data_update(context, entity_id, details,
|
|
delete_existing=False, session=None):
|
|
# NOTE(u_glide): following code modifies details dict, that's why we should
|
|
# copy it
|
|
new_details = copy.deepcopy(details)
|
|
|
|
if not session:
|
|
session = get_session()
|
|
|
|
with session.begin():
|
|
# Process existing data
|
|
original_data = session.query(models.DriverPrivateData).filter_by(
|
|
entity_uuid=entity_id).all()
|
|
|
|
for data_ref in original_data:
|
|
in_new_details = data_ref['key'] in new_details
|
|
|
|
if in_new_details:
|
|
new_value = six.text_type(new_details.pop(data_ref['key']))
|
|
data_ref.update({
|
|
"value": new_value,
|
|
"deleted": 0,
|
|
"deleted_at": None
|
|
})
|
|
data_ref.save(session=session)
|
|
elif delete_existing and data_ref['deleted'] != 1:
|
|
data_ref.update({
|
|
"deleted": 1, "deleted_at": timeutils.utcnow()
|
|
})
|
|
data_ref.save(session=session)
|
|
|
|
# Add new data
|
|
for key, value in new_details.items():
|
|
data_ref = models.DriverPrivateData()
|
|
data_ref.update({
|
|
"entity_uuid": entity_id,
|
|
"key": key,
|
|
"value": six.text_type(value)
|
|
})
|
|
data_ref.save(session=session)
|
|
|
|
return details
|
|
|
|
|
|
@require_context
|
|
def driver_private_data_delete(context, entity_id, key=None,
|
|
session=None):
|
|
if not session:
|
|
session = get_session()
|
|
|
|
with session.begin():
|
|
query = _driver_private_data_query(session, context,
|
|
entity_id, key)
|
|
query.update({"deleted": 1, "deleted_at": timeutils.utcnow()})
|
|
|
|
|
|
###################
|
|
|
|
|
|
@require_context
|
|
def network_allocation_create(context, values):
|
|
values = ensure_model_dict_has_id(values)
|
|
alloc_ref = models.NetworkAllocation()
|
|
alloc_ref.update(values)
|
|
session = get_session()
|
|
with session.begin():
|
|
alloc_ref.save(session=session)
|
|
return alloc_ref
|
|
|
|
|
|
@require_context
|
|
def network_allocation_delete(context, id):
|
|
session = get_session()
|
|
with session.begin():
|
|
alloc_ref = network_allocation_get(context, id, session=session)
|
|
alloc_ref.soft_delete(session)
|
|
|
|
|
|
@require_context
|
|
def network_allocation_get(context, id, session=None):
|
|
if session is None:
|
|
session = get_session()
|
|
result = (model_query(context, models.NetworkAllocation, session=session).
|
|
filter_by(id=id).first())
|
|
if result is None:
|
|
raise exception.NotFound()
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def network_allocations_get_by_ip_address(context, ip_address):
|
|
session = get_session()
|
|
result = (model_query(context, models.NetworkAllocation, session=session).
|
|
filter_by(ip_address=ip_address).all())
|
|
return result or []
|
|
|
|
|
|
@require_context
|
|
def network_allocations_get_for_share_server(context, share_server_id,
|
|
session=None, label=None):
|
|
if session is None:
|
|
session = get_session()
|
|
|
|
query = model_query(
|
|
context, models.NetworkAllocation, session=session,
|
|
).filter_by(
|
|
share_server_id=share_server_id,
|
|
)
|
|
if label:
|
|
if label != 'admin':
|
|
query = query.filter(or_(
|
|
# NOTE(vponomaryov): we treat None as alias for 'user'.
|
|
models.NetworkAllocation.label == None, # noqa
|
|
models.NetworkAllocation.label == label,
|
|
))
|
|
else:
|
|
query = query.filter(models.NetworkAllocation.label == label)
|
|
|
|
result = query.all()
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def network_allocation_update(context, id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
alloc_ref = network_allocation_get(context, id, session=session)
|
|
alloc_ref.update(values)
|
|
alloc_ref.save(session=session)
|
|
return alloc_ref
|
|
|
|
|
|
###################
|
|
|
|
|
|
def _dict_with_specs(inst_type_query, specs_key='extra_specs'):
|
|
"""Convert type query result to dict with extra_spec and rate_limit.
|
|
|
|
Takes a share [group] type query returned by sqlalchemy and returns it
|
|
as a dictionary, converting the extra/group specs entry from a list
|
|
of dicts:
|
|
|
|
'extra_specs' : [{'key': 'k1', 'value': 'v1', ...}, ...]
|
|
'group_specs' : [{'key': 'k1', 'value': 'v1', ...}, ...]
|
|
to a single dict:
|
|
'extra_specs' : {'k1': 'v1'}
|
|
'group_specs' : {'k1': 'v1'}
|
|
"""
|
|
inst_type_dict = dict(inst_type_query)
|
|
specs = {x['key']: x['value'] for x in inst_type_query[specs_key]}
|
|
inst_type_dict[specs_key] = specs
|
|
return inst_type_dict
|
|
|
|
|
|
@require_admin_context
|
|
def share_type_create(context, values, projects=None):
|
|
"""Create a new share type.
|
|
|
|
In order to pass in extra specs, the values dict should contain a
|
|
'extra_specs' key/value pair:
|
|
{'extra_specs' : {'k1': 'v1', 'k2': 'v2', ...}}
|
|
"""
|
|
values = ensure_model_dict_has_id(values)
|
|
|
|
projects = projects or []
|
|
|
|
session = get_session()
|
|
with session.begin():
|
|
try:
|
|
values['extra_specs'] = _metadata_refs(values.get('extra_specs'),
|
|
models.ShareTypeExtraSpecs)
|
|
share_type_ref = models.ShareTypes()
|
|
share_type_ref.update(values)
|
|
share_type_ref.save(session=session)
|
|
except db_exception.DBDuplicateEntry:
|
|
raise exception.ShareTypeExists(id=values['name'])
|
|
except Exception as e:
|
|
raise db_exception.DBError(e)
|
|
|
|
for project in set(projects):
|
|
access_ref = models.ShareTypeProjects()
|
|
access_ref.update({"share_type_id": share_type_ref.id,
|
|
"project_id": project})
|
|
access_ref.save(session=session)
|
|
|
|
return share_type_ref
|
|
|
|
|
|
def _share_type_get_query(context, session=None, read_deleted=None,
|
|
expected_fields=None):
|
|
expected_fields = expected_fields or []
|
|
query = (model_query(context,
|
|
models.ShareTypes,
|
|
session=session,
|
|
read_deleted=read_deleted).
|
|
options(joinedload('extra_specs')))
|
|
|
|
if 'projects' in expected_fields:
|
|
query = query.options(joinedload('projects'))
|
|
|
|
if not context.is_admin:
|
|
the_filter = [models.ShareTypes.is_public == true()]
|
|
projects_attr = getattr(models.ShareTypes, 'projects')
|
|
the_filter.extend([
|
|
projects_attr.any(project_id=context.project_id)
|
|
])
|
|
query = query.filter(or_(*the_filter))
|
|
|
|
return query
|
|
|
|
|
|
@require_context
|
|
def share_type_get_all(context, inactive=False, filters=None):
|
|
"""Returns a dict describing all share_types with name as key."""
|
|
filters = filters or {}
|
|
|
|
read_deleted = "yes" if inactive else "no"
|
|
|
|
query = _share_type_get_query(context, read_deleted=read_deleted)
|
|
|
|
if 'is_public' in filters and filters['is_public'] is not None:
|
|
the_filter = [models. ShareTypes.is_public == filters['is_public']]
|
|
if filters['is_public'] and context.project_id is not None:
|
|
projects_attr = getattr(models. ShareTypes, 'projects')
|
|
the_filter.extend([
|
|
projects_attr.any(
|
|
project_id=context.project_id, deleted=0)
|
|
])
|
|
if len(the_filter) > 1:
|
|
query = query.filter(or_(*the_filter))
|
|
else:
|
|
query = query.filter(the_filter[0])
|
|
|
|
rows = query.order_by("name").all()
|
|
|
|
result = {}
|
|
for row in rows:
|
|
result[row['name']] = _dict_with_specs(row)
|
|
|
|
return result
|
|
|
|
|
|
def _share_type_get_id_from_share_type_query(context, id, session=None):
|
|
return (model_query(
|
|
context, models.ShareTypes, read_deleted="no", session=session).
|
|
filter_by(id=id))
|
|
|
|
|
|
def _share_type_get_id_from_share_type(context, id, session=None):
|
|
result = _share_type_get_id_from_share_type_query(
|
|
context, id, session=session).first()
|
|
if not result:
|
|
raise exception.ShareTypeNotFound(share_type_id=id)
|
|
return result['id']
|
|
|
|
|
|
def _share_type_get(context, id, session=None, inactive=False,
|
|
expected_fields=None):
|
|
expected_fields = expected_fields or []
|
|
read_deleted = "yes" if inactive else "no"
|
|
result = (_share_type_get_query(
|
|
context, session, read_deleted, expected_fields).
|
|
filter_by(id=id).
|
|
first())
|
|
|
|
if not result:
|
|
# The only way that id could be None is if the default share type is
|
|
# not configured and no other share type was specified.
|
|
if id is None:
|
|
raise exception.DefaultShareTypeNotConfigured()
|
|
raise exception.ShareTypeNotFound(share_type_id=id)
|
|
|
|
share_type = _dict_with_specs(result)
|
|
|
|
if 'projects' in expected_fields:
|
|
share_type['projects'] = [p['project_id'] for p in result['projects']]
|
|
|
|
return share_type
|
|
|
|
|
|
@require_context
|
|
def share_type_get(context, id, inactive=False, expected_fields=None):
|
|
"""Return a dict describing specific share_type."""
|
|
return _share_type_get(context, id,
|
|
session=None,
|
|
inactive=inactive,
|
|
expected_fields=expected_fields)
|
|
|
|
|
|
def _share_type_get_by_name(context, name, session=None):
|
|
result = (model_query(context, models.ShareTypes, session=session).
|
|
options(joinedload('extra_specs')).
|
|
filter_by(name=name).
|
|
first())
|
|
|
|
if not result:
|
|
raise exception.ShareTypeNotFoundByName(share_type_name=name)
|
|
|
|
return _dict_with_specs(result)
|
|
|
|
|
|
@require_context
|
|
def share_type_get_by_name(context, name):
|
|
"""Return a dict describing specific share_type."""
|
|
return _share_type_get_by_name(context, name)
|
|
|
|
|
|
@require_context
|
|
def share_type_get_by_name_or_id(context, name_or_id):
|
|
"""Return a dict describing specific share_type using its name or ID.
|
|
|
|
:returns: ShareType object or None if not found
|
|
"""
|
|
try:
|
|
return _share_type_get(context, name_or_id)
|
|
except exception.ShareTypeNotFound:
|
|
try:
|
|
return _share_type_get_by_name(context, name_or_id)
|
|
except exception.ShareTypeNotFoundByName:
|
|
return None
|
|
|
|
|
|
@require_admin_context
|
|
def share_type_destroy(context, id):
|
|
session = get_session()
|
|
with session.begin():
|
|
_share_type_get(context, id, session)
|
|
results = (model_query(context, models.ShareInstance, session=session,
|
|
read_deleted="no").
|
|
filter_by(share_type_id=id).count())
|
|
share_group_count = model_query(
|
|
context,
|
|
models.ShareGroupShareTypeMapping,
|
|
read_deleted="no",
|
|
session=session,
|
|
).filter_by(share_type_id=id).count()
|
|
if results or share_group_count:
|
|
LOG.error('ShareType %s deletion failed, ShareType in use.',
|
|
id)
|
|
raise exception.ShareTypeInUse(share_type_id=id)
|
|
(model_query(context, models.ShareTypeExtraSpecs, session=session).
|
|
filter_by(share_type_id=id).soft_delete())
|
|
(model_query(context, models.ShareTypes, session=session).
|
|
filter_by(id=id).soft_delete())
|
|
|
|
# Destroy any quotas, usages and reservations for the share type:
|
|
quota_destroy_all_by_share_type(context, id)
|
|
|
|
|
|
def _share_type_access_query(context, session=None):
|
|
return model_query(context, models.ShareTypeProjects, session=session,
|
|
read_deleted="no")
|
|
|
|
|
|
@require_admin_context
|
|
def share_type_access_get_all(context, type_id):
|
|
share_type_id = _share_type_get_id_from_share_type(context, type_id)
|
|
return (_share_type_access_query(context).
|
|
filter_by(share_type_id=share_type_id).all())
|
|
|
|
|
|
@require_admin_context
|
|
def share_type_access_add(context, type_id, project_id):
|
|
"""Add given tenant to the share type access list."""
|
|
share_type_id = _share_type_get_id_from_share_type(context, type_id)
|
|
|
|
access_ref = models.ShareTypeProjects()
|
|
access_ref.update({"share_type_id": share_type_id,
|
|
"project_id": project_id})
|
|
|
|
session = get_session()
|
|
with session.begin():
|
|
try:
|
|
access_ref.save(session=session)
|
|
except db_exception.DBDuplicateEntry:
|
|
raise exception.ShareTypeAccessExists(share_type_id=type_id,
|
|
project_id=project_id)
|
|
return access_ref
|
|
|
|
|
|
@require_admin_context
|
|
def share_type_access_remove(context, type_id, project_id):
|
|
"""Remove given tenant from the share type access list."""
|
|
share_type_id = _share_type_get_id_from_share_type(context, type_id)
|
|
|
|
count = (_share_type_access_query(context).
|
|
filter_by(share_type_id=share_type_id).
|
|
filter_by(project_id=project_id).
|
|
soft_delete(synchronize_session=False))
|
|
if count == 0:
|
|
raise exception.ShareTypeAccessNotFound(
|
|
share_type_id=type_id, project_id=project_id)
|
|
|
|
####################
|
|
|
|
|
|
def _share_type_extra_specs_query(context, share_type_id, session=None):
|
|
return (model_query(context, models.ShareTypeExtraSpecs, session=session,
|
|
read_deleted="no").
|
|
filter_by(share_type_id=share_type_id).
|
|
options(joinedload('share_type')))
|
|
|
|
|
|
@require_context
|
|
def share_type_extra_specs_get(context, share_type_id):
|
|
rows = (_share_type_extra_specs_query(context, share_type_id).
|
|
all())
|
|
|
|
result = {}
|
|
for row in rows:
|
|
result[row['key']] = row['value']
|
|
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_type_extra_specs_delete(context, share_type_id, key):
|
|
session = get_session()
|
|
with session.begin():
|
|
_share_type_extra_specs_get_item(context, share_type_id, key, session)
|
|
(_share_type_extra_specs_query(context, share_type_id, session).
|
|
filter_by(key=key).soft_delete())
|
|
|
|
|
|
def _share_type_extra_specs_get_item(context, share_type_id, key,
|
|
session=None):
|
|
result = _share_type_extra_specs_query(
|
|
context, share_type_id, session=session
|
|
).filter_by(key=key).options(joinedload('share_type')).first()
|
|
|
|
if not result:
|
|
raise exception.ShareTypeExtraSpecsNotFound(
|
|
extra_specs_key=key,
|
|
share_type_id=share_type_id)
|
|
|
|
return result
|
|
|
|
|
|
@require_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def share_type_extra_specs_update_or_create(context, share_type_id, specs):
|
|
session = get_session()
|
|
with session.begin():
|
|
spec_ref = None
|
|
for key, value in specs.items():
|
|
try:
|
|
spec_ref = _share_type_extra_specs_get_item(
|
|
context, share_type_id, key, session)
|
|
except exception.ShareTypeExtraSpecsNotFound:
|
|
spec_ref = models.ShareTypeExtraSpecs()
|
|
spec_ref.update({"key": key, "value": value,
|
|
"share_type_id": share_type_id,
|
|
"deleted": 0})
|
|
spec_ref.save(session=session)
|
|
|
|
return specs
|
|
|
|
|
|
def _ensure_availability_zone_exists(context, values, session, strict=True):
|
|
az_name = values.pop('availability_zone', None)
|
|
|
|
if strict and not az_name:
|
|
msg = _("Values dict should have 'availability_zone' field.")
|
|
raise ValueError(msg)
|
|
elif not az_name:
|
|
return
|
|
|
|
if uuidutils.is_uuid_like(az_name):
|
|
az_ref = availability_zone_get(context, az_name, session=session)
|
|
else:
|
|
az_ref = availability_zone_create_if_not_exist(
|
|
context, az_name, session=session)
|
|
|
|
values.update({'availability_zone_id': az_ref['id']})
|
|
|
|
|
|
@require_context
|
|
def availability_zone_get(context, id_or_name, session=None):
|
|
if session is None:
|
|
session = get_session()
|
|
|
|
query = model_query(context, models.AvailabilityZone, session=session)
|
|
|
|
if uuidutils.is_uuid_like(id_or_name):
|
|
query = query.filter_by(id=id_or_name)
|
|
else:
|
|
query = query.filter_by(name=id_or_name)
|
|
|
|
result = query.first()
|
|
|
|
if not result:
|
|
raise exception.AvailabilityZoneNotFound(id=id_or_name)
|
|
|
|
return result
|
|
|
|
|
|
@require_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def availability_zone_create_if_not_exist(context, name, session=None):
|
|
if session is None:
|
|
session = get_session()
|
|
|
|
az = models.AvailabilityZone()
|
|
az.update({'id': uuidutils.generate_uuid(), 'name': name})
|
|
try:
|
|
with session.begin():
|
|
az.save(session)
|
|
# NOTE(u_glide): Do not catch specific exception here, because it depends
|
|
# on concrete backend used by SqlAlchemy
|
|
except Exception:
|
|
return availability_zone_get(context, name, session=session)
|
|
return az
|
|
|
|
|
|
@require_context
|
|
def availability_zone_get_all(context):
|
|
session = get_session()
|
|
|
|
enabled_services = model_query(
|
|
context, models.Service,
|
|
models.Service.availability_zone_id,
|
|
session=session,
|
|
read_deleted="no"
|
|
).filter_by(disabled=False).distinct()
|
|
|
|
return model_query(context, models.AvailabilityZone, session=session,
|
|
read_deleted="no").filter(
|
|
models.AvailabilityZone.id.in_(enabled_services)
|
|
).all()
|
|
|
|
|
|
@require_admin_context
|
|
def purge_deleted_records(context, age_in_days):
|
|
"""Purge soft-deleted records older than(and equal) age from tables."""
|
|
|
|
if age_in_days < 0:
|
|
msg = _('Must supply a non-negative value for "age_in_days".')
|
|
LOG.error(msg)
|
|
raise exception.InvalidParameterValue(msg)
|
|
|
|
metadata = MetaData()
|
|
metadata.reflect(get_engine())
|
|
session = get_session()
|
|
session.begin()
|
|
deleted_age = timeutils.utcnow() - datetime.timedelta(days=age_in_days)
|
|
|
|
for table in reversed(metadata.sorted_tables):
|
|
if 'deleted' in table.columns.keys():
|
|
try:
|
|
mds = [m for m in models.__dict__.values() if
|
|
(hasattr(m, '__tablename__') and
|
|
m.__tablename__ == six.text_type(table))]
|
|
if len(mds) > 0:
|
|
# collect all soft-deleted records
|
|
with session.begin_nested():
|
|
model = mds[0]
|
|
s_deleted_records = session.query(model).filter(
|
|
model.deleted_at <= deleted_age)
|
|
deleted_count = 0
|
|
# delete records one by one,
|
|
# skip the records which has FK constraints
|
|
for record in s_deleted_records:
|
|
try:
|
|
with session.begin_nested():
|
|
session.delete(record)
|
|
deleted_count += 1
|
|
except db_exc.DBError:
|
|
LOG.warning(
|
|
("Deleting soft-deleted resource %s "
|
|
"failed, skipping."), record)
|
|
if deleted_count != 0:
|
|
LOG.info("Deleted %(count)s records in "
|
|
"table %(table)s.",
|
|
{'count': deleted_count, 'table': table})
|
|
except db_exc.DBError:
|
|
LOG.warning("Querying table %s's soft-deleted records "
|
|
"failed, skipping.", table)
|
|
session.commit()
|
|
|
|
|
|
####################
|
|
|
|
|
|
def _share_group_get(context, share_group_id, session=None):
|
|
session = session or get_session()
|
|
result = (model_query(context, models.ShareGroup,
|
|
session=session,
|
|
project_only=True,
|
|
read_deleted='no').
|
|
filter_by(id=share_group_id).
|
|
options(joinedload('share_types')).
|
|
first())
|
|
|
|
if not result:
|
|
raise exception.ShareGroupNotFound(share_group_id=share_group_id)
|
|
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_group_get(context, share_group_id, session=None):
|
|
return _share_group_get(context, share_group_id, session=session)
|
|
|
|
|
|
def _share_group_get_all(context, project_id=None, share_server_id=None,
|
|
host=None, detailed=True, filters=None,
|
|
sort_key=None, sort_dir=None, session=None):
|
|
session = session or get_session()
|
|
sort_key = sort_key or 'created_at'
|
|
sort_dir = sort_dir or 'desc'
|
|
|
|
query = model_query(
|
|
context, models.ShareGroup, session=session, read_deleted='no')
|
|
|
|
# Apply filters
|
|
if not filters:
|
|
filters = {}
|
|
no_key = 'key_is_absent'
|
|
for k, v in filters.items():
|
|
temp_k = k.rstrip('~') if k in constants.LIKE_FILTER else k
|
|
filter_attr = getattr(models.ShareGroup, temp_k, no_key)
|
|
|
|
if filter_attr == no_key:
|
|
msg = _("Share groups cannot be filtered using '%s' key.")
|
|
raise exception.InvalidInput(reason=msg % k)
|
|
|
|
if k in constants.LIKE_FILTER:
|
|
query = query.filter(filter_attr.op('LIKE')(u'%' + v + u'%'))
|
|
else:
|
|
query = query.filter(filter_attr == v)
|
|
|
|
if project_id:
|
|
query = query.filter(
|
|
models.ShareGroup.project_id == project_id)
|
|
if host:
|
|
query = query.filter(
|
|
models.ShareGroup.host == host)
|
|
if share_server_id:
|
|
query = query.filter(
|
|
models.ShareGroup.share_server_id == share_server_id)
|
|
|
|
try:
|
|
query = apply_sorting(models.ShareGroup, query, sort_key, sort_dir)
|
|
except AttributeError:
|
|
msg = _("Wrong sorting key provided - '%s'.") % sort_key
|
|
raise exception.InvalidInput(reason=msg)
|
|
|
|
if detailed:
|
|
return query.options(joinedload('share_types')).all()
|
|
else:
|
|
query = query.with_entities(
|
|
models.ShareGroup.id, models.ShareGroup.name)
|
|
values = []
|
|
for sg_id, sg_name in query.all():
|
|
values.append({"id": sg_id, "name": sg_name})
|
|
return values
|
|
|
|
|
|
@require_admin_context
|
|
def share_group_get_all(context, detailed=True, filters=None, sort_key=None,
|
|
sort_dir=None):
|
|
return _share_group_get_all(
|
|
context, detailed=detailed, filters=filters,
|
|
sort_key=sort_key, sort_dir=sort_dir)
|
|
|
|
|
|
@require_admin_context
|
|
def share_group_get_all_by_host(context, host, detailed=True):
|
|
return _share_group_get_all(context, host=host, detailed=detailed)
|
|
|
|
|
|
@require_context
|
|
def share_group_get_all_by_project(context, project_id, detailed=True,
|
|
filters=None, sort_key=None, sort_dir=None):
|
|
authorize_project_context(context, project_id)
|
|
return _share_group_get_all(
|
|
context, project_id=project_id, detailed=detailed, filters=filters,
|
|
sort_key=sort_key, sort_dir=sort_dir)
|
|
|
|
|
|
@require_context
|
|
def share_group_get_all_by_share_server(context, share_server_id, filters=None,
|
|
sort_key=None, sort_dir=None):
|
|
return _share_group_get_all(
|
|
context, share_server_id=share_server_id, filters=filters,
|
|
sort_key=sort_key, sort_dir=sort_dir)
|
|
|
|
|
|
@require_context
|
|
def share_group_create(context, values):
|
|
share_group = models.ShareGroup()
|
|
if not values.get('id'):
|
|
values['id'] = six.text_type(uuidutils.generate_uuid())
|
|
|
|
mappings = []
|
|
for item in values.get('share_types') or []:
|
|
mapping = models.ShareGroupShareTypeMapping()
|
|
mapping['id'] = six.text_type(uuidutils.generate_uuid())
|
|
mapping['share_type_id'] = item
|
|
mapping['share_group_id'] = values['id']
|
|
mappings.append(mapping)
|
|
|
|
values['share_types'] = mappings
|
|
|
|
session = get_session()
|
|
with session.begin():
|
|
share_group.update(values)
|
|
session.add(share_group)
|
|
|
|
return _share_group_get(context, values['id'], session=session)
|
|
|
|
|
|
@require_context
|
|
def share_group_update(context, share_group_id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
share_group_ref = _share_group_get(
|
|
context, share_group_id, session=session)
|
|
share_group_ref.update(values)
|
|
share_group_ref.save(session=session)
|
|
return share_group_ref
|
|
|
|
|
|
@require_admin_context
|
|
def share_group_destroy(context, share_group_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
share_group_ref = _share_group_get(
|
|
context, share_group_id, session=session)
|
|
share_group_ref.soft_delete(session)
|
|
session.query(models.ShareGroupShareTypeMapping).filter_by(
|
|
share_group_id=share_group_ref['id']).soft_delete()
|
|
|
|
|
|
@require_context
|
|
def count_shares_in_share_group(context, share_group_id, session=None):
|
|
session = session or get_session()
|
|
return (model_query(context, models.Share, session=session,
|
|
project_only=True, read_deleted="no").
|
|
filter_by(share_group_id=share_group_id).
|
|
count())
|
|
|
|
|
|
@require_context
|
|
def get_all_shares_by_share_group(context, share_group_id, session=None):
|
|
session = session or get_session()
|
|
return (model_query(
|
|
context, models.Share, session=session,
|
|
project_only=True, read_deleted="no").
|
|
filter_by(share_group_id=share_group_id).
|
|
all())
|
|
|
|
|
|
@require_context
|
|
def count_share_groups(context, project_id, user_id=None,
|
|
share_type_id=None, session=None):
|
|
query = model_query(
|
|
context, models.ShareGroup,
|
|
func.count(models.ShareGroup.id),
|
|
read_deleted="no",
|
|
session=session).filter_by(project_id=project_id)
|
|
if share_type_id:
|
|
query = query.join("share_group_share_type_mappings").filter_by(
|
|
share_type_id=share_type_id)
|
|
elif user_id is not None:
|
|
query = query.filter_by(user_id=user_id)
|
|
return query.first()[0]
|
|
|
|
|
|
@require_context
|
|
def count_share_group_snapshots(context, project_id, user_id=None,
|
|
share_type_id=None, session=None):
|
|
query = model_query(
|
|
context, models.ShareGroupSnapshot,
|
|
func.count(models.ShareGroupSnapshot.id),
|
|
read_deleted="no",
|
|
session=session).filter_by(project_id=project_id)
|
|
if share_type_id:
|
|
query = query.join(
|
|
"share_group"
|
|
).join(
|
|
"share_group_share_type_mappings"
|
|
).filter_by(share_type_id=share_type_id)
|
|
elif user_id is not None:
|
|
query = query.filter_by(user_id=user_id)
|
|
return query.first()[0]
|
|
|
|
|
|
@require_context
|
|
def count_share_group_snapshots_in_share_group(context, share_group_id,
|
|
session=None):
|
|
session = session or get_session()
|
|
return model_query(
|
|
context, models.ShareGroupSnapshot, session=session,
|
|
project_only=True, read_deleted="no",
|
|
).filter_by(
|
|
share_group_id=share_group_id,
|
|
).count()
|
|
|
|
|
|
@require_context
|
|
def count_share_groups_in_share_network(context, share_network_id,
|
|
session=None):
|
|
session = session or get_session()
|
|
return (model_query(
|
|
context, models.ShareGroup, session=session,
|
|
project_only=True, read_deleted="no").
|
|
filter_by(share_network_id=share_network_id).
|
|
count())
|
|
|
|
|
|
@require_context
|
|
def count_share_group_snapshot_members_in_share(context, share_id,
|
|
session=None):
|
|
session = session or get_session()
|
|
return model_query(
|
|
context, models.ShareSnapshotInstance, session=session,
|
|
project_only=True, read_deleted="no",
|
|
).join(
|
|
models.ShareInstance,
|
|
models.ShareInstance.id == (
|
|
models.ShareSnapshotInstance.share_instance_id),
|
|
).filter(
|
|
models.ShareInstance.share_id == share_id,
|
|
).count()
|
|
|
|
|
|
@require_context
|
|
def _share_group_snapshot_get(context, share_group_snapshot_id, session=None):
|
|
session = session or get_session()
|
|
result = model_query(
|
|
context, models.ShareGroupSnapshot, session=session,
|
|
project_only=True, read_deleted='no',
|
|
).options(
|
|
joinedload('share_group'),
|
|
joinedload('share_group_snapshot_members'),
|
|
).filter_by(
|
|
id=share_group_snapshot_id,
|
|
).first()
|
|
|
|
if not result:
|
|
raise exception.ShareGroupSnapshotNotFound(
|
|
share_group_snapshot_id=share_group_snapshot_id)
|
|
|
|
return result
|
|
|
|
|
|
def _share_group_snapshot_get_all(
|
|
context, project_id=None, detailed=True, filters=None,
|
|
sort_key=None, sort_dir=None, session=None):
|
|
session = session or get_session()
|
|
if not sort_key:
|
|
sort_key = 'created_at'
|
|
if not sort_dir:
|
|
sort_dir = 'desc'
|
|
|
|
query = model_query(
|
|
context, models.ShareGroupSnapshot, session=session, read_deleted='no',
|
|
).options(
|
|
joinedload('share_group'),
|
|
joinedload('share_group_snapshot_members'),
|
|
)
|
|
|
|
# Apply filters
|
|
if not filters:
|
|
filters = {}
|
|
no_key = 'key_is_absent'
|
|
for k, v in filters.items():
|
|
filter_attr = getattr(models.ShareGroupSnapshot, k, no_key)
|
|
if filter_attr == no_key:
|
|
msg = _("Share group snapshots cannot be filtered using '%s' key.")
|
|
raise exception.InvalidInput(reason=msg % k)
|
|
query = query.filter(filter_attr == v)
|
|
|
|
if project_id:
|
|
query = query.filter(
|
|
models.ShareGroupSnapshot.project_id == project_id)
|
|
|
|
try:
|
|
query = apply_sorting(
|
|
models.ShareGroupSnapshot, query, sort_key, sort_dir)
|
|
except AttributeError:
|
|
msg = _("Wrong sorting key provided - '%s'.") % sort_key
|
|
raise exception.InvalidInput(reason=msg)
|
|
|
|
if detailed:
|
|
return query.all()
|
|
else:
|
|
query = query.with_entities(models.ShareGroupSnapshot.id,
|
|
models.ShareGroupSnapshot.name)
|
|
values = []
|
|
for sgs_id, sgs_name in query.all():
|
|
values.append({"id": sgs_id, "name": sgs_name})
|
|
return values
|
|
|
|
|
|
@require_context
|
|
def share_group_snapshot_get(context, share_group_snapshot_id, session=None):
|
|
session = session or get_session()
|
|
return _share_group_snapshot_get(
|
|
context, share_group_snapshot_id, session=session)
|
|
|
|
|
|
@require_admin_context
|
|
def share_group_snapshot_get_all(
|
|
context, detailed=True, filters=None, sort_key=None, sort_dir=None):
|
|
return _share_group_snapshot_get_all(
|
|
context, filters=filters, detailed=detailed,
|
|
sort_key=sort_key, sort_dir=sort_dir)
|
|
|
|
|
|
@require_context
|
|
def share_group_snapshot_get_all_by_project(
|
|
context, project_id, detailed=True, filters=None,
|
|
sort_key=None, sort_dir=None):
|
|
authorize_project_context(context, project_id)
|
|
return _share_group_snapshot_get_all(
|
|
context, project_id=project_id, filters=filters, detailed=detailed,
|
|
sort_key=sort_key, sort_dir=sort_dir,
|
|
)
|
|
|
|
|
|
@require_context
|
|
def share_group_snapshot_create(context, values):
|
|
share_group_snapshot = models.ShareGroupSnapshot()
|
|
if not values.get('id'):
|
|
values['id'] = six.text_type(uuidutils.generate_uuid())
|
|
|
|
session = get_session()
|
|
with session.begin():
|
|
share_group_snapshot.update(values)
|
|
session.add(share_group_snapshot)
|
|
|
|
return _share_group_snapshot_get(
|
|
context, values['id'], session=session)
|
|
|
|
|
|
@require_context
|
|
def share_group_snapshot_update(context, share_group_snapshot_id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
share_group_ref = _share_group_snapshot_get(
|
|
context, share_group_snapshot_id, session=session)
|
|
share_group_ref.update(values)
|
|
share_group_ref.save(session=session)
|
|
return share_group_ref
|
|
|
|
|
|
@require_admin_context
|
|
def share_group_snapshot_destroy(context, share_group_snapshot_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
share_group_snap_ref = _share_group_snapshot_get(
|
|
context, share_group_snapshot_id, session=session)
|
|
share_group_snap_ref.soft_delete(session)
|
|
session.query(models.ShareSnapshotInstance).filter_by(
|
|
share_group_snapshot_id=share_group_snapshot_id).soft_delete()
|
|
|
|
|
|
@require_context
|
|
def share_group_snapshot_members_get_all(context, share_group_snapshot_id,
|
|
session=None):
|
|
session = session or get_session()
|
|
query = model_query(
|
|
context, models.ShareSnapshotInstance, session=session,
|
|
read_deleted='no',
|
|
).filter_by(share_group_snapshot_id=share_group_snapshot_id)
|
|
return query.all()
|
|
|
|
|
|
@require_context
|
|
def share_group_snapshot_member_get(context, member_id, session=None):
|
|
result = model_query(
|
|
context, models.ShareSnapshotInstance, session=session,
|
|
project_only=True, read_deleted='no',
|
|
).filter_by(id=member_id).first()
|
|
if not result:
|
|
raise exception.ShareGroupSnapshotMemberNotFound(member_id=member_id)
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_group_snapshot_member_create(context, values):
|
|
member = models.ShareSnapshotInstance()
|
|
if not values.get('id'):
|
|
values['id'] = six.text_type(uuidutils.generate_uuid())
|
|
|
|
session = get_session()
|
|
with session.begin():
|
|
member.update(values)
|
|
session.add(member)
|
|
|
|
return share_group_snapshot_member_get(
|
|
context, values['id'], session=session)
|
|
|
|
|
|
@require_context
|
|
def share_group_snapshot_member_update(context, member_id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
member = share_group_snapshot_member_get(
|
|
context, member_id, session=session)
|
|
member.update(values)
|
|
session.add(member)
|
|
return share_group_snapshot_member_get(
|
|
context, member_id, session=session)
|
|
|
|
|
|
####################
|
|
|
|
|
|
@require_admin_context
|
|
def share_group_type_create(context, values, projects=None):
|
|
"""Create a new share group type.
|
|
|
|
In order to pass in group specs, the values dict should contain a
|
|
'group_specs' key/value pair:
|
|
{'group_specs' : {'k1': 'v1', 'k2': 'v2', ...}}
|
|
"""
|
|
values = ensure_model_dict_has_id(values)
|
|
|
|
projects = projects or []
|
|
|
|
session = get_session()
|
|
with session.begin():
|
|
try:
|
|
values['group_specs'] = _metadata_refs(
|
|
values.get('group_specs'), models.ShareGroupTypeSpecs)
|
|
mappings = []
|
|
for item in values.get('share_types', []):
|
|
share_type = share_type_get_by_name_or_id(context, item)
|
|
if not share_type:
|
|
raise exception.ShareTypeDoesNotExist(share_type=item)
|
|
mapping = models.ShareGroupTypeShareTypeMapping()
|
|
mapping['id'] = six.text_type(uuidutils.generate_uuid())
|
|
mapping['share_type_id'] = share_type['id']
|
|
mapping['share_group_type_id'] = values['id']
|
|
mappings.append(mapping)
|
|
|
|
values['share_types'] = mappings
|
|
share_group_type_ref = models.ShareGroupTypes()
|
|
share_group_type_ref.update(values)
|
|
share_group_type_ref.save(session=session)
|
|
except db_exception.DBDuplicateEntry:
|
|
raise exception.ShareGroupTypeExists(type_id=values['name'])
|
|
except exception.ShareTypeDoesNotExist:
|
|
raise
|
|
except Exception as e:
|
|
raise db_exception.DBError(e)
|
|
|
|
for project in set(projects):
|
|
access_ref = models.ShareGroupTypeProjects()
|
|
access_ref.update({"share_group_type_id": share_group_type_ref.id,
|
|
"project_id": project})
|
|
access_ref.save(session=session)
|
|
|
|
return share_group_type_ref
|
|
|
|
|
|
def _share_group_type_get_query(context, session=None, read_deleted=None,
|
|
expected_fields=None):
|
|
expected_fields = expected_fields or []
|
|
query = model_query(
|
|
context, models.ShareGroupTypes, session=session,
|
|
read_deleted=read_deleted
|
|
).options(
|
|
joinedload('group_specs'),
|
|
joinedload('share_types'),
|
|
)
|
|
|
|
if 'projects' in expected_fields:
|
|
query = query.options(joinedload('projects'))
|
|
|
|
if not context.is_admin:
|
|
the_filter = [models.ShareGroupTypes.is_public == true()]
|
|
projects_attr = getattr(models.ShareGroupTypes, 'projects')
|
|
the_filter.extend([
|
|
projects_attr.any(project_id=context.project_id)
|
|
])
|
|
query = query.filter(or_(*the_filter))
|
|
|
|
return query
|
|
|
|
|
|
@require_context
|
|
def share_group_type_get_all(context, inactive=False, filters=None):
|
|
"""Returns a dict describing all share group types with name as key."""
|
|
filters = filters or {}
|
|
read_deleted = "yes" if inactive else "no"
|
|
query = _share_group_type_get_query(context, read_deleted=read_deleted)
|
|
|
|
if 'is_public' in filters and filters['is_public'] is not None:
|
|
the_filter = [models.ShareGroupTypes.is_public == filters['is_public']]
|
|
if filters['is_public'] and context.project_id is not None:
|
|
projects_attr = getattr(models. ShareGroupTypes, 'projects')
|
|
the_filter.extend([
|
|
projects_attr.any(
|
|
project_id=context.project_id, deleted=0)
|
|
])
|
|
if len(the_filter) > 1:
|
|
query = query.filter(or_(*the_filter))
|
|
else:
|
|
query = query.filter(the_filter[0])
|
|
|
|
rows = query.order_by("name").all()
|
|
|
|
result = {}
|
|
for row in rows:
|
|
result[row['name']] = _dict_with_specs(row, 'group_specs')
|
|
|
|
return result
|
|
|
|
|
|
def _share_group_type_get_id_from_share_group_type_query(context, type_id,
|
|
session=None):
|
|
return model_query(
|
|
context, models.ShareGroupTypes, read_deleted="no", session=session,
|
|
).filter_by(id=type_id)
|
|
|
|
|
|
def _share_group_type_get_id_from_share_group_type(context, type_id,
|
|
session=None):
|
|
result = _share_group_type_get_id_from_share_group_type_query(
|
|
context, type_id, session=session).first()
|
|
if not result:
|
|
raise exception.ShareGroupTypeNotFound(type_id=type_id)
|
|
return result['id']
|
|
|
|
|
|
@require_context
|
|
def _share_group_type_get(context, type_id, session=None, inactive=False,
|
|
expected_fields=None):
|
|
expected_fields = expected_fields or []
|
|
read_deleted = "yes" if inactive else "no"
|
|
result = _share_group_type_get_query(
|
|
context, session, read_deleted, expected_fields,
|
|
).filter_by(id=type_id).first()
|
|
|
|
if not result:
|
|
raise exception.ShareGroupTypeNotFound(type_id=type_id)
|
|
|
|
share_group_type = _dict_with_specs(result, 'group_specs')
|
|
|
|
if 'projects' in expected_fields:
|
|
share_group_type['projects'] = [
|
|
p['project_id'] for p in result['projects']]
|
|
|
|
return share_group_type
|
|
|
|
|
|
@require_context
|
|
def share_group_type_get(context, type_id, inactive=False,
|
|
expected_fields=None):
|
|
"""Return a dict describing specific share group type."""
|
|
return _share_group_type_get(
|
|
context, type_id, session=None, inactive=inactive,
|
|
expected_fields=expected_fields)
|
|
|
|
|
|
@require_context
|
|
def _share_group_type_get_by_name(context, name, session=None):
|
|
result = model_query(
|
|
context, models.ShareGroupTypes, session=session,
|
|
).options(
|
|
joinedload('group_specs'),
|
|
joinedload('share_types'),
|
|
).filter_by(
|
|
name=name,
|
|
).first()
|
|
if not result:
|
|
raise exception.ShareGroupTypeNotFoundByName(type_name=name)
|
|
return _dict_with_specs(result, 'group_specs')
|
|
|
|
|
|
@require_context
|
|
def share_group_type_get_by_name(context, name):
|
|
"""Return a dict describing specific share group type."""
|
|
return _share_group_type_get_by_name(context, name)
|
|
|
|
|
|
@require_admin_context
|
|
def share_group_type_destroy(context, type_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
_share_group_type_get(context, type_id, session)
|
|
results = model_query(
|
|
context, models.ShareGroup, session=session, read_deleted="no",
|
|
).filter_by(
|
|
share_group_type_id=type_id,
|
|
).count()
|
|
if results:
|
|
LOG.error('Share group type %s deletion failed, it in use.',
|
|
type_id)
|
|
raise exception.ShareGroupTypeInUse(type_id=type_id)
|
|
model_query(
|
|
context, models.ShareGroupTypeSpecs, session=session,
|
|
).filter_by(
|
|
share_group_type_id=type_id,
|
|
).soft_delete()
|
|
model_query(
|
|
context, models.ShareGroupTypes, session=session
|
|
).filter_by(
|
|
id=type_id,
|
|
).soft_delete()
|
|
|
|
|
|
def _share_group_type_access_query(context, session=None):
|
|
return model_query(context, models.ShareGroupTypeProjects, session=session,
|
|
read_deleted="no")
|
|
|
|
|
|
@require_admin_context
|
|
def share_group_type_access_get_all(context, type_id):
|
|
share_group_type_id = _share_group_type_get_id_from_share_group_type(
|
|
context, type_id)
|
|
return _share_group_type_access_query(context).filter_by(
|
|
share_group_type_id=share_group_type_id,
|
|
).all()
|
|
|
|
|
|
@require_admin_context
|
|
def share_group_type_access_add(context, type_id, project_id):
|
|
"""Add given tenant to the share group type access list."""
|
|
share_group_type_id = _share_group_type_get_id_from_share_group_type(
|
|
context, type_id)
|
|
access_ref = models.ShareGroupTypeProjects()
|
|
access_ref.update({"share_group_type_id": share_group_type_id,
|
|
"project_id": project_id})
|
|
session = get_session()
|
|
with session.begin():
|
|
try:
|
|
access_ref.save(session=session)
|
|
except db_exception.DBDuplicateEntry:
|
|
raise exception.ShareGroupTypeAccessExists(
|
|
type_id=share_group_type_id, project_id=project_id)
|
|
return access_ref
|
|
|
|
|
|
@require_admin_context
|
|
def share_group_type_access_remove(context, type_id, project_id):
|
|
"""Remove given tenant from the share group type access list."""
|
|
share_group_type_id = _share_group_type_get_id_from_share_group_type(
|
|
context, type_id)
|
|
count = _share_group_type_access_query(context).filter_by(
|
|
share_group_type_id=share_group_type_id,
|
|
).filter_by(
|
|
project_id=project_id,
|
|
).soft_delete(
|
|
synchronize_session=False,
|
|
)
|
|
if count == 0:
|
|
raise exception.ShareGroupTypeAccessNotFound(
|
|
type_id=share_group_type_id, project_id=project_id)
|
|
|
|
|
|
def _share_group_type_specs_query(context, type_id, session=None):
|
|
return model_query(
|
|
context, models.ShareGroupTypeSpecs, session=session, read_deleted="no"
|
|
).filter_by(
|
|
share_group_type_id=type_id,
|
|
).options(
|
|
joinedload('share_group_type'),
|
|
)
|
|
|
|
|
|
@require_context
|
|
def share_group_type_specs_get(context, type_id):
|
|
rows = _share_group_type_specs_query(context, type_id).all()
|
|
result = {}
|
|
for row in rows:
|
|
result[row['key']] = row['value']
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def share_group_type_specs_delete(context, type_id, key):
|
|
session = get_session()
|
|
with session.begin():
|
|
_share_group_type_specs_get_item(context, type_id, key, session)
|
|
_share_group_type_specs_query(
|
|
context, type_id, session,
|
|
).filter_by(
|
|
key=key,
|
|
).soft_delete()
|
|
|
|
|
|
@require_context
|
|
def _share_group_type_specs_get_item(context, type_id, key, session=None):
|
|
result = _share_group_type_specs_query(
|
|
context, type_id, session=session,
|
|
).filter_by(
|
|
key=key,
|
|
).options(
|
|
joinedload('share_group_type'),
|
|
).first()
|
|
|
|
if not result:
|
|
raise exception.ShareGroupTypeSpecsNotFound(
|
|
specs_key=key, type_id=type_id)
|
|
|
|
return result
|
|
|
|
|
|
@require_context
|
|
@oslo_db_api.wrap_db_retry(max_retries=5, retry_on_deadlock=True)
|
|
def share_group_type_specs_update_or_create(context, type_id, specs):
|
|
session = get_session()
|
|
with session.begin():
|
|
spec_ref = None
|
|
for key, value in specs.items():
|
|
try:
|
|
spec_ref = _share_group_type_specs_get_item(
|
|
context, type_id, key, session)
|
|
except exception.ShareGroupTypeSpecsNotFound:
|
|
spec_ref = models.ShareGroupTypeSpecs()
|
|
spec_ref.update({"key": key, "value": value,
|
|
"share_group_type_id": type_id, "deleted": 0})
|
|
spec_ref.save(session=session)
|
|
|
|
return specs
|
|
|
|
|
|
###############################
|
|
|
|
|
|
@require_context
|
|
def message_get(context, message_id):
|
|
query = model_query(context,
|
|
models.Message,
|
|
read_deleted="no",
|
|
project_only="yes")
|
|
result = query.filter_by(id=message_id).first()
|
|
if not result:
|
|
raise exception.MessageNotFound(message_id=message_id)
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def message_get_all(context, filters=None, sort_key='created_at',
|
|
sort_dir='asc'):
|
|
messages = models.Message
|
|
query = model_query(context,
|
|
messages,
|
|
read_deleted="no",
|
|
project_only="yes")
|
|
|
|
legal_filter_keys = ('request_id', 'resource_type', 'resource_id',
|
|
'action_id', 'detail_id', 'message_level')
|
|
|
|
if not filters:
|
|
filters = {}
|
|
|
|
query = exact_filter(query, messages, filters, legal_filter_keys)
|
|
try:
|
|
query = apply_sorting(messages, query, sort_key, sort_dir)
|
|
except AttributeError:
|
|
msg = _("Wrong sorting key provided - '%s'.") % sort_key
|
|
raise exception.InvalidInput(reason=msg)
|
|
|
|
return query.all()
|
|
|
|
|
|
@require_context
|
|
def message_create(context, message_values):
|
|
values = copy.deepcopy(message_values)
|
|
message_ref = models.Message()
|
|
if not values.get('id'):
|
|
values['id'] = uuidutils.generate_uuid()
|
|
message_ref.update(values)
|
|
|
|
session = get_session()
|
|
with session.begin():
|
|
session.add(message_ref)
|
|
|
|
return message_get(context, message_ref['id'])
|
|
|
|
|
|
@require_context
|
|
def message_destroy(context, message):
|
|
session = get_session()
|
|
with session.begin():
|
|
(model_query(context, models.Message, session=session).
|
|
filter_by(id=message.get('id')).soft_delete())
|
|
|
|
|
|
@require_admin_context
|
|
def cleanup_expired_messages(context):
|
|
session = get_session()
|
|
now = timeutils.utcnow()
|
|
with session.begin():
|
|
return session.query(models.Message).filter(
|
|
models.Message.expires_at < now).delete()
|
|
|
|
|
|
@require_context
|
|
def backend_info_get(context, host):
|
|
"""Get hash info for given host."""
|
|
session = get_session()
|
|
|
|
result = _backend_info_query(session, context, host)
|
|
|
|
return result
|
|
|
|
|
|
@require_context
|
|
def backend_info_create(context, host, value):
|
|
session = get_session()
|
|
with session.begin():
|
|
info_ref = models.BackendInfo()
|
|
info_ref.update({"host": host,
|
|
"info_hash": value})
|
|
info_ref.save(session)
|
|
return info_ref
|
|
|
|
|
|
@require_context
|
|
def backend_info_update(context, host, value=None, delete_existing=False):
|
|
"""Remove backend info for host name."""
|
|
session = get_session()
|
|
|
|
with session.begin():
|
|
info_ref = _backend_info_query(session, context, host)
|
|
if info_ref:
|
|
if value:
|
|
info_ref.update({"info_hash": value})
|
|
elif delete_existing and info_ref['deleted'] != 1:
|
|
info_ref.update({"deleted": 1,
|
|
"deleted_at": timeutils.utcnow()})
|
|
else:
|
|
info_ref = models.BackendInfo()
|
|
info_ref.update({"host": host,
|
|
"info_hash": value})
|
|
info_ref.save(session)
|
|
return info_ref
|
|
|
|
|
|
def _backend_info_query(session, context, host, read_deleted=False):
|
|
result = model_query(
|
|
context, models.BackendInfo, session=session,
|
|
read_deleted=read_deleted,
|
|
).filter_by(
|
|
host=host,
|
|
).first()
|
|
|
|
return result
|