You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
53 lines
1.7 KiB
Python
53 lines
1.7 KiB
Python
#!/usr/bin/env python
|
|
#
|
|
# 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 hashlib
|
|
import sys
|
|
|
|
from neutron_lib import constants as n_const
|
|
from oslo_utils import encodeutils
|
|
|
|
from neutron.cmd.eventlet.plugins.ovs_neutron_agent import main as _main
|
|
from neutron.plugins.ml2.drivers.openvswitch.agent import ovs_neutron_agent
|
|
|
|
|
|
def get_tunnel_name_full(cls, network_type, local_ip, remote_ip):
|
|
network_type = network_type[:3]
|
|
# Remove length of network_type and two dashes
|
|
hashlen = (n_const.DEVICE_NAME_MAX_LEN - len(network_type) - 2) // 2
|
|
|
|
remote_tunnel_hash = cls.get_tunnel_hash(remote_ip, hashlen)
|
|
if not remote_tunnel_hash:
|
|
return None
|
|
|
|
remote_tunnel_hash = encodeutils.to_utf8(remote_tunnel_hash)
|
|
remote_ip_hash = hashlib.sha1(remote_tunnel_hash).hexdigest()[:hashlen]
|
|
|
|
local_tunnel_hash = cls.get_tunnel_hash(local_ip, hashlen)
|
|
local_tunnel_hash = encodeutils.to_utf8(local_tunnel_hash)
|
|
source_ip_hash = hashlib.sha1(local_tunnel_hash).hexdigest()[:hashlen]
|
|
|
|
return '%s-%s-%s' % (network_type, source_ip_hash, remote_ip_hash)
|
|
|
|
|
|
ovs_neutron_agent.OVSNeutronAgent.get_tunnel_name = get_tunnel_name_full
|
|
|
|
|
|
def main():
|
|
_main()
|
|
|
|
|
|
if __name__ == "__main__":
|
|
sys.exit(main())
|