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# 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 neutron.common import rpc as n_rpc
from neutron import manager
# TODO(amotoki): Move security group RPC API and agent callback
# from neutron/agent/securitygroups_rpc.py.
class SecurityGroupServerRpcCallback(n_rpc.RpcCallback):
"""Callback for SecurityGroup agent RPC in plugin implementations."""
# API version history:
# 1.1 - Initial version
# 1.2 - security_group_info_for_devices introduced as an optimization
# NOTE: RPC_API_VERSION must not be overridden in subclasses
# to keep RPC API version consistent across plugins.
RPC_API_VERSION = '1.2'
@property
def plugin(self):
return manager.NeutronManager.get_plugin()
def _get_devices_info(self, devices):
return dict(
(port['id'], port)
for port in self.plugin.get_ports_from_devices(devices)
if port and not port['device_owner'].startswith('network:')
)
def security_group_rules_for_devices(self, context, **kwargs):
"""Callback method to return security group rules for each port.
also convert remote_group_id rule
to source_ip_prefix and dest_ip_prefix rule
:params devices: list of devices
:returns: port correspond to the devices with security group rules
"""
devices_info = kwargs.get('devices')
ports = self._get_devices_info(devices_info)
return self.plugin.security_group_rules_for_ports(context, ports)
def security_group_info_for_devices(self, context, **kwargs):
"""Return security group information for requested devices.
:params devices: list of devices
:returns:
sg_info{
'security_groups': {sg_id: [rule1, rule2]}
'sg_member_ips': {sg_id: {'IPv4': [], 'IPv6': []}}
'devices': {device_id: {device_info}}
}
"""
devices_info = kwargs.get('devices')
ports = self._get_devices_info(devices_info)
return self.plugin.security_group_info_for_ports(context, ports)
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