51 lines
1.7 KiB
Python
51 lines
1.7 KiB
Python
# Copyright 2016 Huawei Technologies Co.,LTD.
|
|
# All Rights Reserved.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License. You may obtain
|
|
# a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
# License for the specific language governing permissions and limitations
|
|
# under the License.
|
|
|
|
from oslo_log import log as logging
|
|
|
|
from mogan.scheduler import filters
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
|
|
class PortsFilter(filters.BaseNodeFilter):
|
|
"""NodeFilter to work with resource server type records."""
|
|
|
|
def _satisfies_networks(self, ports, networks):
|
|
"""Check if ports satisfy networks requirements.
|
|
|
|
Check that the ports provided by the nodes satisfy
|
|
the networks associated with the request spec.
|
|
"""
|
|
|
|
if not networks:
|
|
return True
|
|
|
|
if len(ports) < len(networks):
|
|
return False
|
|
|
|
return True
|
|
|
|
def node_passes(self, node_state, filter_properties):
|
|
"""Return a list of nodes that can create resource_type."""
|
|
spec = filter_properties.get('request_spec', {})
|
|
props = spec.get('server_properties', {})
|
|
networks = props.get('networks')
|
|
if not self._satisfies_networks(node_state.ports, networks):
|
|
LOG.debug("%(node_state)s fails network ports "
|
|
"requirements", {'node_state': node_state})
|
|
return False
|
|
return True
|