86 lines
3.2 KiB
Python
86 lines
3.2 KiB
Python
# Copyright 2017 Red Hat, Inc.
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# Copyright 2023 SysEleven GmbH
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import typing as ty
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from neutron.conf.plugins.ml2.drivers.ovn import ovn_conf as config
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from neutron.plugins.ml2.drivers.ovn.mech_driver.ovsdb import impl_idl_ovn
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from neutron.plugins.ml2.drivers.ovn.mech_driver.ovsdb import ovsdb_monitor
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from oslo_log import log as logging
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from ovs.db import idl
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from ovsdbapp.backend.ovs_idl import connection
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from ovsdbapp.backend.ovs_idl import idlutils
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from ovsdbapp.schema.open_vswitch import impl_idl as idl_ovs
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import tenacity
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LOG = logging.getLogger(__name__)
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class VPNAgentOvnSbIdl(ovsdb_monitor.OvnIdl):
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SCHEMA: str = 'OVN_Southbound'
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def __init__(self, chassis=None, events=None, tables=None):
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connection_string = config.get_ovn_sb_connection()
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ovsdb_monitor._check_and_set_ssl_files(self.SCHEMA)
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helper = self._get_ovsdb_helper(connection_string)
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if tables is None:
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tables = ('Chassis', 'SB_Global')
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for table in tables:
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helper.register_table(table)
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try:
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super().__init__(None, connection_string,
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helper, leader_only=False)
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except TypeError:
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# TODO(bpetermann) We can remove this when we require ovs>=2.12.0
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super().__init__(None, connection_string, helper)
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if chassis:
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table = ('Chassis_Private' if 'Chassis_Private' in tables
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else 'Chassis')
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self.set_table_condition(table, [['name', '==', chassis]])
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if events:
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self.notify_handler.watch_events(events)
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@tenacity.retry(
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wait=tenacity.wait_exponential(max=180),
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reraise=True)
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def _get_ovsdb_helper(self, connection_string: str):
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return idlutils.get_schema_helper(connection_string, self.SCHEMA)
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def start(self):
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conn = connection.Connection(
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self, timeout=config.get_ovn_ovsdb_timeout())
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return impl_idl_ovn.OvsdbSbOvnIdl(conn)
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def post_connect(self):
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pass
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class VPNAgentOvsIdl:
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def start(self):
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connection_string: str = config.cfg.CONF.ovs.ovsdb_connection
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helper = idlutils.get_schema_helper(connection_string,
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'Open_vSwitch')
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tables: ty.Tuple[str, str, str, str] = ('Open_vSwitch', 'Bridge',
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'Port', 'Interface')
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for table in tables:
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helper.register_table(table)
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ovs_idl = idl.Idl(
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connection_string, helper,
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probe_interval=config.get_ovn_ovsdb_probe_interval())
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conn = connection.Connection(
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ovs_idl, timeout=config.cfg.CONF.ovs.ovsdb_connection_timeout)
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return idl_ovs.OvsdbIdl(conn)
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