916 lines
34 KiB
Python
916 lines
34 KiB
Python
# Copyright 2013 Hewlett-Packard Development Company, L.P.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License. You may obtain
|
|
# a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
# License for the specific language governing permissions and limitations
|
|
# under the License.
|
|
|
|
"""SQLAlchemy storage backend."""
|
|
|
|
from oslo_config import cfg
|
|
from oslo_db import exception as db_exc
|
|
from oslo_db.sqlalchemy import session as db_session
|
|
from oslo_db.sqlalchemy import utils as db_utils
|
|
from oslo_log import log
|
|
from oslo_utils import timeutils
|
|
from sqlalchemy.orm.exc import MultipleResultsFound
|
|
from sqlalchemy.orm.exc import NoResultFound
|
|
|
|
from magnum.common import exception
|
|
from magnum.common import utils
|
|
from magnum.db import api
|
|
from magnum.db.sqlalchemy import models
|
|
from magnum.i18n import _
|
|
|
|
CONF = cfg.CONF
|
|
|
|
LOG = log.getLogger(__name__)
|
|
|
|
|
|
_FACADE = None
|
|
|
|
|
|
def _create_facade_lazily():
|
|
global _FACADE
|
|
if _FACADE is None:
|
|
_FACADE = db_session.EngineFacade.from_config(CONF)
|
|
return _FACADE
|
|
|
|
|
|
def get_engine():
|
|
facade = _create_facade_lazily()
|
|
return facade.get_engine()
|
|
|
|
|
|
def get_session(**kwargs):
|
|
facade = _create_facade_lazily()
|
|
return facade.get_session(**kwargs)
|
|
|
|
|
|
def get_backend():
|
|
"""The backend is this module itself."""
|
|
return Connection()
|
|
|
|
|
|
def model_query(model, *args, **kwargs):
|
|
"""Query helper for simpler session usage.
|
|
|
|
:param session: if present, the session to use
|
|
"""
|
|
|
|
session = kwargs.get('session') or get_session()
|
|
query = session.query(model, *args)
|
|
return query
|
|
|
|
|
|
def add_identity_filter(query, value):
|
|
"""Adds an identity filter to a query.
|
|
|
|
Filters results by ID, if supplied value is a valid integer.
|
|
Otherwise attempts to filter results by UUID.
|
|
|
|
:param query: Initial query to add filter to.
|
|
:param value: Value for filtering results by.
|
|
:return: Modified query.
|
|
"""
|
|
if utils.is_int_like(value):
|
|
return query.filter_by(id=value)
|
|
elif utils.is_uuid_like(value):
|
|
return query.filter_by(uuid=value)
|
|
else:
|
|
raise exception.InvalidIdentity(identity=value)
|
|
|
|
|
|
def _paginate_query(model, limit=None, marker=None, sort_key=None,
|
|
sort_dir=None, query=None):
|
|
if not query:
|
|
query = model_query(model)
|
|
sort_keys = ['id']
|
|
if sort_key and sort_key not in sort_keys:
|
|
sort_keys.insert(0, sort_key)
|
|
query = db_utils.paginate_query(query, model, limit, sort_keys,
|
|
marker=marker, sort_dir=sort_dir)
|
|
return query.all()
|
|
|
|
|
|
class Connection(api.Connection):
|
|
"""SqlAlchemy connection."""
|
|
|
|
def __init__(self):
|
|
pass
|
|
|
|
def _add_tenant_filters(self, context, query):
|
|
if context.project_id:
|
|
query = query.filter_by(project_id=context.project_id)
|
|
else:
|
|
query = query.filter_by(user_id=context.user_id)
|
|
|
|
return query
|
|
|
|
def _add_bays_filters(self, query, filters):
|
|
if filters is None:
|
|
filters = []
|
|
|
|
if 'baymodel_id' in filters:
|
|
query = query.filter_by(baymodel_id=filters['baymodel_id'])
|
|
if 'name' in filters:
|
|
query = query.filter_by(name=filters['name'])
|
|
if 'node_count' in filters:
|
|
query = query.filter_by(node_count=filters['node_count'])
|
|
if 'stack_id' in filters:
|
|
query = query.filter_by(stack_id=filters['stack_id'])
|
|
if 'api_address' in filters:
|
|
query = query.filter_by(api_address=filters['api_address'])
|
|
if 'node_addresses' in filters:
|
|
query = query.filter_by(node_addresses=filters['node_addresses'])
|
|
if 'project_id' in filters:
|
|
query = query.filter_by(project_id=filters['project_id'])
|
|
if 'user_id' in filters:
|
|
query = query.filter_by(user_id=filters['user_id'])
|
|
|
|
return query
|
|
|
|
def get_bay_list(self, context, filters=None, limit=None, marker=None,
|
|
sort_key=None, sort_dir=None):
|
|
query = model_query(models.Bay)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = self._add_bays_filters(query, filters)
|
|
return _paginate_query(models.Bay, limit, marker,
|
|
sort_key, sort_dir, query)
|
|
|
|
def create_bay(self, values):
|
|
# ensure defaults are present for new bays
|
|
if not values.get('uuid'):
|
|
values['uuid'] = utils.generate_uuid()
|
|
|
|
bay = models.Bay()
|
|
bay.update(values)
|
|
try:
|
|
bay.save()
|
|
except db_exc.DBDuplicateEntry:
|
|
raise exception.BayAlreadyExists(uuid=values['uuid'])
|
|
return bay
|
|
|
|
def get_bay_by_id(self, context, bay_id):
|
|
query = model_query(models.Bay)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(id=bay_id)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.BayNotFound(bay=bay_id)
|
|
|
|
def get_bay_by_name(self, context, bay_name):
|
|
query = model_query(models.Bay)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(name=bay_name)
|
|
try:
|
|
return query.one()
|
|
except MultipleResultsFound:
|
|
raise exception.Conflict('Multiple bays exist with same name.'
|
|
' Please use the bay uuid instead.')
|
|
except NoResultFound:
|
|
raise exception.BayNotFound(bay=bay_name)
|
|
|
|
def get_bay_by_uuid(self, context, bay_uuid):
|
|
query = model_query(models.Bay)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(uuid=bay_uuid)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.BayNotFound(bay=bay_uuid)
|
|
|
|
def destroy_bay(self, bay_id):
|
|
def destroy_bay_resources(session, bay_uuid):
|
|
"""Checks whether the bay does not have resources."""
|
|
query = model_query(models.Pod, session=session)
|
|
query = self._add_pods_filters(query, {'bay_uuid': bay_uuid})
|
|
if query.count() != 0:
|
|
query.delete()
|
|
|
|
query = model_query(models.Service, session=session)
|
|
query = self._add_services_filters(query, {'bay_uuid': bay_uuid})
|
|
if query.count() != 0:
|
|
query.delete()
|
|
|
|
query = model_query(models.ReplicationController, session=session)
|
|
query = self._add_rcs_filters(query, {'bay_uuid': bay_uuid})
|
|
if query.count() != 0:
|
|
query.delete()
|
|
|
|
query = model_query(models.Container, session=session)
|
|
query = self._add_containers_filters(query, {'bay_uuid': bay_uuid})
|
|
if query.count() != 0:
|
|
query.delete()
|
|
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.Bay, session=session)
|
|
query = add_identity_filter(query, bay_id)
|
|
|
|
try:
|
|
bay_ref = query.one()
|
|
except NoResultFound:
|
|
raise exception.BayNotFound(bay=bay_id)
|
|
|
|
destroy_bay_resources(session, bay_ref['uuid'])
|
|
query.delete()
|
|
|
|
def update_bay(self, bay_id, values):
|
|
# NOTE(dtantsur): this can lead to very strange errors
|
|
if 'uuid' in values:
|
|
msg = _("Cannot overwrite UUID for an existing Bay.")
|
|
raise exception.InvalidParameterValue(err=msg)
|
|
|
|
return self._do_update_bay(bay_id, values)
|
|
|
|
def _do_update_bay(self, bay_id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.Bay, session=session)
|
|
query = add_identity_filter(query, bay_id)
|
|
try:
|
|
ref = query.with_lockmode('update').one()
|
|
except NoResultFound:
|
|
raise exception.BayNotFound(bay=bay_id)
|
|
|
|
if 'provision_state' in values:
|
|
values['provision_updated_at'] = timeutils.utcnow()
|
|
|
|
ref.update(values)
|
|
return ref
|
|
|
|
def create_bay_lock(self, bay_uuid, conductor_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.BayLock, session=session)
|
|
lock = query.filter_by(bay_uuid=bay_uuid).first()
|
|
if lock is not None:
|
|
return lock.conductor_id
|
|
session.add(models.BayLock(bay_uuid=bay_uuid,
|
|
conductor_id=conductor_id))
|
|
|
|
def steal_bay_lock(self, bay_uuid, old_conductor_id, new_conductor_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.BayLock, session=session)
|
|
lock = query.filter_by(bay_uuid=bay_uuid).first()
|
|
if lock is None:
|
|
return True
|
|
elif lock.conductor_id != old_conductor_id:
|
|
return lock.conductor_id
|
|
else:
|
|
lock.update({'conductor_id': new_conductor_id})
|
|
|
|
def release_bay_lock(self, bay_uuid, conductor_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.BayLock, session=session)
|
|
query = query.filter_by(bay_uuid=bay_uuid,
|
|
conductor_id=conductor_id)
|
|
count = query.delete()
|
|
if count == 0:
|
|
return True
|
|
|
|
def _add_baymodels_filters(self, query, filters):
|
|
if filters is None:
|
|
filters = []
|
|
|
|
if 'name' in filters:
|
|
query = query.filter_by(name=filters['name'])
|
|
if 'image_id' in filters:
|
|
query = query.filter_by(image_id=filters['image_id'])
|
|
if 'flavor_id' in filters:
|
|
query = query.filter_by(flavor_id=filters['flavor_id'])
|
|
if 'master_flavor_id' in filters:
|
|
query = query.filter_by(
|
|
master_flavor_id=filters['master_flavor_id'])
|
|
if 'keypair_id' in filters:
|
|
query = query.filter_by(keypair_id=filters['keypair_id'])
|
|
if 'external_network_id' in filters:
|
|
query = query.filter_by(
|
|
external_network_id=filters['external_network_id'])
|
|
if 'dns_nameserver' in filters:
|
|
query = query.filter_by(dns_nameserver=filters['dns_nameserver'])
|
|
if 'project_id' in filters:
|
|
query = query.filter_by(project_id=filters['project_id'])
|
|
if 'user_id' in filters:
|
|
query = query.filter_by(user_id=filters['user_id'])
|
|
|
|
return query
|
|
|
|
def get_baymodel_list(self, context, filters=None, limit=None, marker=None,
|
|
sort_key=None, sort_dir=None):
|
|
query = model_query(models.BayModel)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = self._add_baymodels_filters(query, filters)
|
|
return _paginate_query(models.BayModel, limit, marker,
|
|
sort_key, sort_dir, query)
|
|
|
|
def create_baymodel(self, values):
|
|
# ensure defaults are present for new baymodels
|
|
if not values.get('uuid'):
|
|
values['uuid'] = utils.generate_uuid()
|
|
|
|
baymodel = models.BayModel()
|
|
baymodel.update(values)
|
|
try:
|
|
baymodel.save()
|
|
except db_exc.DBDuplicateEntry:
|
|
raise exception.BayModelAlreadyExists(uuid=values['uuid'])
|
|
return baymodel
|
|
|
|
def get_baymodel_by_id(self, context, baymodel_id):
|
|
query = model_query(models.BayModel)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(id=baymodel_id)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.BayModelNotFound(baymodel=baymodel_id)
|
|
|
|
def get_baymodel_by_uuid(self, context, baymodel_uuid):
|
|
query = model_query(models.BayModel)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(uuid=baymodel_uuid)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.BayModelNotFound(baymodel=baymodel_uuid)
|
|
|
|
def get_baymodel_by_name(self, context, baymodel_name):
|
|
query = model_query(models.BayModel)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(name=baymodel_name)
|
|
try:
|
|
return query.one()
|
|
except MultipleResultsFound:
|
|
raise exception.Conflict('Multiple baymodels exist with same name.'
|
|
' Please use the baymodel uuid instead.')
|
|
except NoResultFound:
|
|
raise exception.BayModelNotFound(baymodel=baymodel_name)
|
|
|
|
def destroy_baymodel(self, baymodel_id):
|
|
def is_baymodel_referenced(session, baymodel_uuid):
|
|
"""Checks whether the baymodel is referenced by bay(s)."""
|
|
query = model_query(models.Bay, session=session)
|
|
query = self._add_bays_filters(query,
|
|
{'baymodel_id': baymodel_uuid})
|
|
return query.count() != 0
|
|
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.BayModel, session=session)
|
|
query = add_identity_filter(query, baymodel_id)
|
|
|
|
try:
|
|
baymodel_ref = query.one()
|
|
except NoResultFound:
|
|
raise exception.BayModelNotFound(baymodel=baymodel_id)
|
|
|
|
if is_baymodel_referenced(session, baymodel_ref['uuid']):
|
|
raise exception.BayModelReferenced(baymodel=baymodel_id)
|
|
|
|
query.delete()
|
|
|
|
def update_baymodel(self, baymodel_id, values):
|
|
# NOTE(dtantsur): this can lead to very strange errors
|
|
if 'uuid' in values:
|
|
msg = _("Cannot overwrite UUID for an existing BayModel.")
|
|
raise exception.InvalidParameterValue(err=msg)
|
|
|
|
return self._do_update_baymodel(baymodel_id, values)
|
|
|
|
def _do_update_baymodel(self, baymodel_id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.BayModel, session=session)
|
|
query = add_identity_filter(query, baymodel_id)
|
|
try:
|
|
ref = query.with_lockmode('update').one()
|
|
except NoResultFound:
|
|
raise exception.BayModelNotFound(baymodel=baymodel_id)
|
|
|
|
ref.update(values)
|
|
return ref
|
|
|
|
def _add_containers_filters(self, query, filters):
|
|
if filters is None:
|
|
filters = []
|
|
|
|
if 'name' in filters:
|
|
query = query.filter_by(name=filters['name'])
|
|
if 'image_id' in filters:
|
|
query = query.filter_by(image_id=filters['image_id'])
|
|
if 'project_id' in filters:
|
|
query = query.filter_by(project_id=filters['project_id'])
|
|
if 'user_id' in filters:
|
|
query = query.filter_by(user_id=filters['user_id'])
|
|
|
|
return query
|
|
|
|
def get_container_list(self, context, filters=None, limit=None,
|
|
marker=None, sort_key=None, sort_dir=None):
|
|
query = model_query(models.Container)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = self._add_containers_filters(query, filters)
|
|
return _paginate_query(models.Container, limit, marker,
|
|
sort_key, sort_dir, query)
|
|
|
|
def create_container(self, values):
|
|
# ensure defaults are present for new containers
|
|
if not values.get('uuid'):
|
|
values['uuid'] = utils.generate_uuid()
|
|
|
|
container = models.Container()
|
|
container.update(values)
|
|
try:
|
|
container.save()
|
|
except db_exc.DBDuplicateEntry:
|
|
raise exception.ContainerAlreadyExists(uuid=values['uuid'])
|
|
return container
|
|
|
|
def get_container_by_id(self, context, container_id):
|
|
query = model_query(models.Container)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(id=container_id)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.ContainerNotFound(container=container_id)
|
|
|
|
def get_container_by_uuid(self, context, container_uuid):
|
|
query = model_query(models.Container)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(uuid=container_uuid)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.ContainerNotFound(container=container_uuid)
|
|
|
|
def get_container_by_name(self, context, container_name):
|
|
query = model_query(models.Container)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(name=container_name)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.ContainerNotFound(container=container_name)
|
|
except MultipleResultsFound:
|
|
raise exception.Conflict('Multiple containers exist with same '
|
|
'name. Please use the container uuid '
|
|
'instead.')
|
|
|
|
def destroy_container(self, container_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.Container, session=session)
|
|
query = add_identity_filter(query, container_id)
|
|
count = query.delete()
|
|
if count != 1:
|
|
raise exception.ContainerNotFound(container_id)
|
|
|
|
def update_container(self, container_id, values):
|
|
# NOTE(dtantsur): this can lead to very strange errors
|
|
if 'uuid' in values:
|
|
msg = _("Cannot overwrite UUID for an existing Container.")
|
|
raise exception.InvalidParameterValue(err=msg)
|
|
|
|
return self._do_update_container(container_id, values)
|
|
|
|
def _do_update_container(self, container_id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.Container, session=session)
|
|
query = add_identity_filter(query, container_id)
|
|
try:
|
|
ref = query.with_lockmode('update').one()
|
|
except NoResultFound:
|
|
raise exception.ContainerNotFound(container=container_id)
|
|
|
|
if 'provision_state' in values:
|
|
values['provision_updated_at'] = timeutils.utcnow()
|
|
|
|
ref.update(values)
|
|
return ref
|
|
|
|
def _add_nodes_filters(self, query, filters):
|
|
if filters is None:
|
|
filters = []
|
|
|
|
if 'associated' in filters:
|
|
if filters['associated']:
|
|
query = query.filter(models.Node.ironic_node_id != None)
|
|
else:
|
|
query = query.filter(models.Node.ironic_node_id == None)
|
|
if 'type' in filters:
|
|
query = query.filter_by(type=filters['type'])
|
|
if 'image_id' in filters:
|
|
query = query.filter_by(image_id=filters['image_id'])
|
|
if 'project_id' in filters:
|
|
query = query.filter_by(project_id=filters['project_id'])
|
|
if 'user_id' in filters:
|
|
query = query.filter_by(user_id=filters['user_id'])
|
|
|
|
return query
|
|
|
|
def get_node_list(self, context, filters=None, limit=None, marker=None,
|
|
sort_key=None, sort_dir=None):
|
|
query = model_query(models.Node)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = self._add_nodes_filters(query, filters)
|
|
return _paginate_query(models.Node, limit, marker,
|
|
sort_key, sort_dir, query)
|
|
|
|
def create_node(self, values):
|
|
# ensure defaults are present for new nodes
|
|
if not values.get('uuid'):
|
|
values['uuid'] = utils.generate_uuid()
|
|
|
|
node = models.Node()
|
|
node.update(values)
|
|
try:
|
|
node.save()
|
|
except db_exc.DBDuplicateEntry as exc:
|
|
if 'ironic_node_id' in exc.columns:
|
|
raise exception.InstanceAssociated(
|
|
instance_uuid=values['ironic_node_id'],
|
|
node=values['uuid'])
|
|
raise exception.NodeAlreadyExists(uuid=values['uuid'])
|
|
return node
|
|
|
|
def get_node_by_id(self, context, node_id):
|
|
query = model_query(models.Node)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(id=node_id)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.NodeNotFound(node=node_id)
|
|
|
|
def get_node_by_uuid(self, context, node_uuid):
|
|
query = model_query(models.Node)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(uuid=node_uuid)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.NodeNotFound(node=node_uuid)
|
|
|
|
def destroy_node(self, node_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.Node, session=session)
|
|
query = add_identity_filter(query, node_id)
|
|
count = query.delete()
|
|
if count != 1:
|
|
raise exception.NodeNotFound(node_id)
|
|
|
|
def update_node(self, node_id, values):
|
|
# NOTE(dtantsur): this can lead to very strange errors
|
|
if 'uuid' in values:
|
|
msg = _("Cannot overwrite UUID for an existing Node.")
|
|
raise exception.InvalidParameterValue(err=msg)
|
|
|
|
try:
|
|
return self._do_update_node(node_id, values)
|
|
except db_exc.DBDuplicateEntry:
|
|
raise exception.InstanceAssociated(
|
|
instance_uuid=values['ironic_node_id'],
|
|
node=node_id)
|
|
|
|
def _do_update_node(self, node_id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.Node, session=session)
|
|
query = add_identity_filter(query, node_id)
|
|
try:
|
|
ref = query.with_lockmode('update').one()
|
|
except NoResultFound:
|
|
raise exception.NodeNotFound(node=node_id)
|
|
|
|
# Prevent ironic_node_id overwriting
|
|
if values.get("ironic_node_id") and ref.ironic_node_id:
|
|
raise exception.NodeAssociated(node=node_id,
|
|
instance=ref.ironic_node_id)
|
|
|
|
ref.update(values)
|
|
return ref
|
|
|
|
def _add_pods_filters(self, query, filters):
|
|
if filters is None:
|
|
filters = []
|
|
|
|
if 'bay_uuid' in filters:
|
|
query = query.filter_by(bay_uuid=filters['bay_uuid'])
|
|
if 'name' in filters:
|
|
query = query.filter_by(name=filters['name'])
|
|
if 'status' in filters:
|
|
query = query.filter_by(status=filters['status'])
|
|
|
|
return query
|
|
|
|
def get_pod_list(self, context, filters=None, limit=None, marker=None,
|
|
sort_key=None, sort_dir=None):
|
|
query = model_query(models.Pod)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = self._add_pods_filters(query, filters)
|
|
return _paginate_query(models.Pod, limit, marker,
|
|
sort_key, sort_dir, query)
|
|
|
|
def create_pod(self, values):
|
|
# ensure defaults are present for new pods
|
|
if not values.get('uuid'):
|
|
values['uuid'] = utils.generate_uuid()
|
|
|
|
pod = models.Pod()
|
|
pod.update(values)
|
|
try:
|
|
pod.save()
|
|
except db_exc.DBDuplicateEntry:
|
|
raise exception.PodAlreadyExists(uuid=values['uuid'])
|
|
return pod
|
|
|
|
def get_pod_by_id(self, context, pod_id):
|
|
query = model_query(models.Pod)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(id=pod_id)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.PodNotFound(pod=pod_id)
|
|
|
|
def get_pod_by_uuid(self, context, pod_uuid):
|
|
query = model_query(models.Pod)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(uuid=pod_uuid)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.PodNotFound(pod=pod_uuid)
|
|
|
|
def get_pod_by_name(self, pod_name):
|
|
query = model_query(models.Pod).filter_by(name=pod_name)
|
|
try:
|
|
return query.one()
|
|
except MultipleResultsFound:
|
|
raise exception.Conflict('Multiple pods exist with same name.'
|
|
' Please use the pod uuid instead.')
|
|
except NoResultFound:
|
|
raise exception.PodNotFound(pod=pod_name)
|
|
|
|
def get_pods_by_bay_uuid(self, bay_uuid):
|
|
query = model_query(models.Pod).filter_by(bay_uuid=bay_uuid)
|
|
try:
|
|
return query.all()
|
|
except NoResultFound:
|
|
raise exception.BayNotFound(bay=bay_uuid)
|
|
|
|
def destroy_pod(self, pod_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.Pod, session=session)
|
|
query = add_identity_filter(query, pod_id)
|
|
count = query.delete()
|
|
if count != 1:
|
|
raise exception.PodNotFound(pod_id)
|
|
|
|
def update_pod(self, pod_id, values):
|
|
# NOTE(dtantsur): this can lead to very strange errors
|
|
if 'uuid' in values:
|
|
msg = _("Cannot overwrite UUID for an existing Pod.")
|
|
raise exception.InvalidParameterValue(err=msg)
|
|
|
|
return self._do_update_pod(pod_id, values)
|
|
|
|
def _do_update_pod(self, pod_id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.Pod, session=session)
|
|
query = add_identity_filter(query, pod_id)
|
|
try:
|
|
ref = query.with_lockmode('update').one()
|
|
except NoResultFound:
|
|
raise exception.PodNotFound(pod=pod_id)
|
|
|
|
if 'provision_state' in values:
|
|
values['provision_updated_at'] = timeutils.utcnow()
|
|
|
|
ref.update(values)
|
|
return ref
|
|
|
|
def _add_services_filters(self, query, filters):
|
|
if filters is None:
|
|
filters = []
|
|
|
|
if 'bay_uuid' in filters:
|
|
query = query.filter_by(bay_uuid=filters['bay_uuid'])
|
|
if 'name' in filters:
|
|
query = query.filter_by(name=filters['name'])
|
|
if 'ip' in filters:
|
|
query = query.filter_by(ip=filters['ip'])
|
|
if 'ports' in filters:
|
|
query = query.filter_by(ports=filters['ports'])
|
|
|
|
return query
|
|
|
|
def get_service_list(self, context, filters=None, limit=None, marker=None,
|
|
sort_key=None, sort_dir=None):
|
|
query = model_query(models.Service)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = self._add_services_filters(query, filters)
|
|
return _paginate_query(models.Service, limit, marker,
|
|
sort_key, sort_dir, query)
|
|
|
|
def create_service(self, values):
|
|
# ensure defaults are present for new services
|
|
if not values.get('uuid'):
|
|
values['uuid'] = utils.generate_uuid()
|
|
|
|
service = models.Service()
|
|
service.update(values)
|
|
try:
|
|
service.save()
|
|
except db_exc.DBDuplicateEntry:
|
|
raise exception.ServiceAlreadyExists(uuid=values['uuid'])
|
|
return service
|
|
|
|
def get_service_by_id(self, context, service_id):
|
|
query = model_query(models.Service)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(id=service_id)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.ServiceNotFound(service=service_id)
|
|
|
|
def get_service_by_uuid(self, context, service_uuid):
|
|
query = model_query(models.Service)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(uuid=service_uuid)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.ServiceNotFound(service=service_uuid)
|
|
|
|
def get_services_by_bay_uuid(self, bay_uuid):
|
|
query = model_query(models.Service).filter_by(bay_uuid=bay_uuid)
|
|
try:
|
|
return query.all()
|
|
except NoResultFound:
|
|
raise exception.ServiceNotFound(bay=bay_uuid)
|
|
|
|
def get_service_by_name(self, context, service_name):
|
|
query = model_query(models.Service)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(name=service_name)
|
|
try:
|
|
return query.one()
|
|
except MultipleResultsFound:
|
|
raise exception.Conflict('Multiple services exist with same name.'
|
|
' Please use the service uuid instead.')
|
|
except NoResultFound:
|
|
raise exception.ServiceNotFound(service=service_name)
|
|
|
|
def destroy_service(self, service_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.Service, session=session)
|
|
query = add_identity_filter(query, service_id)
|
|
count = query.delete()
|
|
if count != 1:
|
|
raise exception.ServiceNotFound(service_id)
|
|
|
|
def update_service(self, service_id, values):
|
|
# NOTE(dtantsur): this can lead to very strange errors
|
|
if 'uuid' in values:
|
|
msg = _("Cannot overwrite UUID for an existing Service.")
|
|
raise exception.InvalidParameterValue(err=msg)
|
|
|
|
return self._do_update_service(service_id, values)
|
|
|
|
def _do_update_service(self, service_id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.Service, session=session)
|
|
query = add_identity_filter(query, service_id)
|
|
try:
|
|
ref = query.with_lockmode('update').one()
|
|
except NoResultFound:
|
|
raise exception.ServiceNotFound(service=service_id)
|
|
|
|
if 'provision_state' in values:
|
|
values['provision_updated_at'] = timeutils.utcnow()
|
|
|
|
ref.update(values)
|
|
return ref
|
|
|
|
def _add_rcs_filters(self, query, filters):
|
|
if filters is None:
|
|
filters = []
|
|
|
|
if 'bay_uuid' in filters:
|
|
query = query.filter_by(bay_uuid=filters['bay_uuid'])
|
|
if 'name' in filters:
|
|
query = query.filter_by(name=filters['name'])
|
|
if 'replicas' in filters:
|
|
query = query.filter_by(replicas=filters['replicas'])
|
|
|
|
return query
|
|
|
|
def get_rc_list(self, context, filters=None, limit=None, marker=None,
|
|
sort_key=None, sort_dir=None):
|
|
query = model_query(models.ReplicationController)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = self._add_rcs_filters(query, filters)
|
|
return _paginate_query(models.ReplicationController, limit, marker,
|
|
sort_key, sort_dir, query)
|
|
|
|
def create_rc(self, values):
|
|
# ensure defaults are present for new ReplicationController
|
|
if not values.get('uuid'):
|
|
values['uuid'] = utils.generate_uuid()
|
|
|
|
rc = models.ReplicationController()
|
|
rc.update(values)
|
|
try:
|
|
rc.save()
|
|
except db_exc.DBDuplicateEntry:
|
|
raise exception.ReplicationControllerAlreadyExists(
|
|
uuid=values['uuid'])
|
|
return rc
|
|
|
|
def get_rc_by_id(self, context, rc_id):
|
|
query = model_query(models.ReplicationController)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(id=rc_id)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.ReplicationControllerNotFound(rc=rc_id)
|
|
|
|
def get_rc_by_uuid(self, context, rc_uuid):
|
|
query = model_query(models.ReplicationController)
|
|
query = self._add_tenant_filters(context, query)
|
|
query = query.filter_by(uuid=rc_uuid)
|
|
try:
|
|
return query.one()
|
|
except NoResultFound:
|
|
raise exception.ReplicationControllerNotFound(rc=rc_uuid)
|
|
|
|
def get_rcs_by_bay_uuid(self, bay_uuid):
|
|
query = model_query(models.ReplicationController).filter_by(
|
|
bay_uuid=bay_uuid)
|
|
try:
|
|
return query.all()
|
|
except NoResultFound:
|
|
raise exception.ReplicationControllerNotFound(bay=bay_uuid)
|
|
|
|
def get_rc_by_name(self, rc_name):
|
|
query = model_query(models.ReplicationController).filter_by(
|
|
name=rc_name)
|
|
try:
|
|
return query.one()
|
|
except MultipleResultsFound:
|
|
raise exception.Conflict('Multiple rcs exist with same name.'
|
|
' Please use the rc uuid instead.')
|
|
except NoResultFound:
|
|
raise exception.ReplicationControllerNotFound(rc=rc_name)
|
|
|
|
def destroy_rc(self, rc_id):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.ReplicationController, session=session)
|
|
query = add_identity_filter(query, rc_id)
|
|
count = query.delete()
|
|
if count != 1:
|
|
raise exception.ReplicationControllerNotFound(rc_id)
|
|
|
|
def update_rc(self, rc_id, values):
|
|
if 'uuid' in values:
|
|
msg = _("Cannot overwrite UUID for an existing rc.")
|
|
raise exception.InvalidParameterValue(err=msg)
|
|
|
|
return self._do_update_rc(rc_id, values)
|
|
|
|
def _do_update_rc(self, rc_id, values):
|
|
session = get_session()
|
|
with session.begin():
|
|
query = model_query(models.ReplicationController, session=session)
|
|
query = add_identity_filter(query, rc_id)
|
|
try:
|
|
ref = query.with_lockmode('update').one()
|
|
except NoResultFound:
|
|
raise exception.ReplicationControllerNotFound(rc=rc_id)
|
|
|
|
ref.update(values)
|
|
return ref
|