53 lines
1.7 KiB
Python
Executable File
53 lines
1.7 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import hashlib
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import sys
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from neutron_lib import constants as n_const
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from oslo_utils import encodeutils
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from neutron.cmd.eventlet.plugins.ovs_neutron_agent import main as _main
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from neutron.plugins.ml2.drivers.openvswitch.agent import ovs_neutron_agent
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def get_tunnel_name_full(cls, network_type, local_ip, remote_ip):
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network_type = network_type[:3]
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# Remove length of network_type and two dashes
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hashlen = (n_const.DEVICE_NAME_MAX_LEN - len(network_type) - 2) // 2
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remote_tunnel_hash = cls.get_tunnel_hash(remote_ip, hashlen)
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if not remote_tunnel_hash:
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return None
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remote_tunnel_hash = encodeutils.to_utf8(remote_tunnel_hash)
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remote_ip_hash = hashlib.sha1(remote_tunnel_hash).hexdigest()[:hashlen]
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local_tunnel_hash = cls.get_tunnel_hash(local_ip, hashlen)
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local_tunnel_hash = encodeutils.to_utf8(local_tunnel_hash)
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source_ip_hash = hashlib.sha1(local_tunnel_hash).hexdigest()[:hashlen]
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return '%s-%s-%s' % (network_type, source_ip_hash, remote_ip_hash)
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ovs_neutron_agent.OVSNeutronAgent.get_tunnel_name = get_tunnel_name_full
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def main():
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_main()
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if __name__ == "__main__":
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sys.exit(main())
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