b43307b768
Most of this code will probably stay with us for quite some time, so let's make things easier and consider them as our way of doing RPC. blueprint oslo-messaging Change-Id: Iaf353b23f9c54b82d1e02a6bd5a5960cec827c88
155 lines
5.6 KiB
Python
155 lines
5.6 KiB
Python
# Copyright 2013, Nachi Ueno, NTT I3, Inc.
|
|
# 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.
|
|
import netaddr
|
|
|
|
from neutron.common import rpc as n_rpc
|
|
from neutron.openstack.common import log as logging
|
|
from neutron.services.vpn.common import topics
|
|
from neutron.services.vpn import service_drivers
|
|
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
IPSEC = 'ipsec'
|
|
BASE_IPSEC_VERSION = '1.0'
|
|
|
|
|
|
class IPsecVpnDriverCallBack(n_rpc.RpcCallback):
|
|
"""Callback for IPSecVpnDriver rpc."""
|
|
|
|
# history
|
|
# 1.0 Initial version
|
|
|
|
RPC_API_VERSION = BASE_IPSEC_VERSION
|
|
|
|
def __init__(self, driver):
|
|
super(IPsecVpnDriverCallBack, self).__init__()
|
|
self.driver = driver
|
|
|
|
def get_vpn_services_on_host(self, context, host=None):
|
|
"""Returns the vpnservices on the host."""
|
|
plugin = self.driver.service_plugin
|
|
vpnservices = plugin._get_agent_hosting_vpn_services(
|
|
context, host)
|
|
return [self.driver._make_vpnservice_dict(vpnservice)
|
|
for vpnservice in vpnservices]
|
|
|
|
def update_status(self, context, status):
|
|
"""Update status of vpnservices."""
|
|
plugin = self.driver.service_plugin
|
|
plugin.update_status_by_agent(context, status)
|
|
|
|
|
|
class IPsecVpnAgentApi(service_drivers.BaseIPsecVpnAgentApi,
|
|
n_rpc.RpcCallback):
|
|
"""Agent RPC API for IPsecVPNAgent."""
|
|
|
|
RPC_API_VERSION = BASE_IPSEC_VERSION
|
|
|
|
def __init__(self, topic, default_version):
|
|
super(IPsecVpnAgentApi, self).__init__(
|
|
topics.IPSEC_AGENT_TOPIC, topic, default_version)
|
|
|
|
|
|
class IPsecVPNDriver(service_drivers.VpnDriver):
|
|
"""VPN Service Driver class for IPsec."""
|
|
|
|
def __init__(self, service_plugin):
|
|
super(IPsecVPNDriver, self).__init__(service_plugin)
|
|
self.endpoints = [IPsecVpnDriverCallBack(self)]
|
|
self.conn = n_rpc.create_connection(new=True)
|
|
self.conn.create_consumer(
|
|
topics.IPSEC_DRIVER_TOPIC, self.endpoints, fanout=False)
|
|
self.conn.consume_in_threads()
|
|
self.agent_rpc = IPsecVpnAgentApi(
|
|
topics.IPSEC_AGENT_TOPIC, BASE_IPSEC_VERSION)
|
|
|
|
@property
|
|
def service_type(self):
|
|
return IPSEC
|
|
|
|
def create_ipsec_site_connection(self, context, ipsec_site_connection):
|
|
vpnservice = self.service_plugin._get_vpnservice(
|
|
context, ipsec_site_connection['vpnservice_id'])
|
|
self.agent_rpc.vpnservice_updated(context, vpnservice['router_id'])
|
|
|
|
def update_ipsec_site_connection(
|
|
self, context, old_ipsec_site_connection, ipsec_site_connection):
|
|
vpnservice = self.service_plugin._get_vpnservice(
|
|
context, ipsec_site_connection['vpnservice_id'])
|
|
self.agent_rpc.vpnservice_updated(context, vpnservice['router_id'])
|
|
|
|
def delete_ipsec_site_connection(self, context, ipsec_site_connection):
|
|
vpnservice = self.service_plugin._get_vpnservice(
|
|
context, ipsec_site_connection['vpnservice_id'])
|
|
self.agent_rpc.vpnservice_updated(context, vpnservice['router_id'])
|
|
|
|
def create_ikepolicy(self, context, ikepolicy):
|
|
pass
|
|
|
|
def delete_ikepolicy(self, context, ikepolicy):
|
|
pass
|
|
|
|
def update_ikepolicy(self, context, old_ikepolicy, ikepolicy):
|
|
pass
|
|
|
|
def create_ipsecpolicy(self, context, ipsecpolicy):
|
|
pass
|
|
|
|
def delete_ipsecpolicy(self, context, ipsecpolicy):
|
|
pass
|
|
|
|
def update_ipsecpolicy(self, context, old_ipsec_policy, ipsecpolicy):
|
|
pass
|
|
|
|
def create_vpnservice(self, context, vpnservice):
|
|
pass
|
|
|
|
def update_vpnservice(self, context, old_vpnservice, vpnservice):
|
|
self.agent_rpc.vpnservice_updated(context, vpnservice['router_id'])
|
|
|
|
def delete_vpnservice(self, context, vpnservice):
|
|
self.agent_rpc.vpnservice_updated(context, vpnservice['router_id'])
|
|
|
|
def _make_vpnservice_dict(self, vpnservice):
|
|
"""Convert vpnservice information for vpn agent.
|
|
|
|
also converting parameter name for vpn agent driver
|
|
"""
|
|
vpnservice_dict = dict(vpnservice)
|
|
vpnservice_dict['ipsec_site_connections'] = []
|
|
vpnservice_dict['subnet'] = dict(
|
|
vpnservice.subnet)
|
|
vpnservice_dict['external_ip'] = vpnservice.router.gw_port[
|
|
'fixed_ips'][0]['ip_address']
|
|
for ipsec_site_connection in vpnservice.ipsec_site_connections:
|
|
ipsec_site_connection_dict = dict(ipsec_site_connection)
|
|
try:
|
|
netaddr.IPAddress(ipsec_site_connection['peer_id'])
|
|
except netaddr.core.AddrFormatError:
|
|
ipsec_site_connection['peer_id'] = (
|
|
'@' + ipsec_site_connection['peer_id'])
|
|
ipsec_site_connection_dict['ikepolicy'] = dict(
|
|
ipsec_site_connection.ikepolicy)
|
|
ipsec_site_connection_dict['ipsecpolicy'] = dict(
|
|
ipsec_site_connection.ipsecpolicy)
|
|
vpnservice_dict['ipsec_site_connections'].append(
|
|
ipsec_site_connection_dict)
|
|
peer_cidrs = [
|
|
peer_cidr.cidr
|
|
for peer_cidr in ipsec_site_connection.peer_cidrs]
|
|
ipsec_site_connection_dict['peer_cidrs'] = peer_cidrs
|
|
return vpnservice_dict
|