1092 lines
42 KiB
Python
1092 lines
42 KiB
Python
# Copyright 2019 Red Hat, Inc.
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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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from oslo_utils import timeutils
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from ovsdbapp.backend.ovs_idl import command
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from ovsdbapp.backend.ovs_idl import idlutils
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from neutron._i18n import _
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from neutron.common.ovn import constants as ovn_const
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from neutron.common.ovn import exceptions as ovn_exc
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from neutron.common.ovn import utils
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RESOURCE_TYPE_MAP = {
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ovn_const.TYPE_NETWORKS: 'Logical_Switch',
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ovn_const.TYPE_PORTS: 'Logical_Switch_Port',
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ovn_const.TYPE_ROUTERS: 'Logical_Router',
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ovn_const.TYPE_ROUTER_PORTS: 'Logical_Router_Port',
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ovn_const.TYPE_FLOATINGIPS: 'NAT',
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ovn_const.TYPE_SUBNETS: 'DHCP_Options',
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}
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def _addvalue_to_list(row, column, new_value):
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row.addvalue(column, new_value)
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def _delvalue_from_list(row, column, old_value):
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row.delvalue(column, old_value)
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def _updatevalues_in_list(row, column, new_values=None, old_values=None):
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new_values = new_values or []
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old_values = old_values or []
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for new_value in new_values:
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row.addvalue(column, new_value)
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for old_value in old_values:
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row.delvalue(column, old_value)
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def get_lsp_dhcp_options_uuids(lsp, lsp_name):
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# Get dhcpv4_options and dhcpv6_options uuids from Logical_Switch_Port,
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# which are references of port dhcp options in DHCP_Options table.
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uuids = set()
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for dhcp_opts in getattr(lsp, 'dhcpv4_options', []):
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external_ids = getattr(dhcp_opts, 'external_ids', {})
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if external_ids.get('port_id') == lsp_name:
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uuids.add(dhcp_opts.uuid)
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for dhcp_opts in getattr(lsp, 'dhcpv6_options', []):
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external_ids = getattr(dhcp_opts, 'external_ids', {})
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if external_ids.get('port_id') == lsp_name:
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uuids.add(dhcp_opts.uuid)
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return uuids
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def _add_gateway_chassis(api, txn, lrp_name, val):
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gateway_chassis = api._tables.get('Gateway_Chassis')
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if gateway_chassis:
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prio = len(val)
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uuid_list = []
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for chassis in val:
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gwc_name = '%s_%s' % (lrp_name, chassis)
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try:
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gwc = idlutils.row_by_value(api.idl,
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'Gateway_Chassis',
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'name', gwc_name)
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except idlutils.RowNotFound:
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gwc = txn.insert(gateway_chassis)
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gwc.name = gwc_name
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gwc.chassis_name = chassis
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gwc.priority = prio
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prio = prio - 1
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uuid_list.append(gwc.uuid)
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return 'gateway_chassis', uuid_list
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else:
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chassis = {ovn_const.OVN_GATEWAY_CHASSIS_KEY: val[0]}
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return 'options', chassis
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class CheckLivenessCommand(command.BaseCommand):
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def __init__(self, api):
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super(CheckLivenessCommand, self).__init__(api)
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def run_idl(self, txn):
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# txn.pre_commit responsible for updating nb_global.nb_cfg, but
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# python-ovs will not update nb_cfg if no other changes are made
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self.api.nb_global.setkey('external_ids',
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ovn_const.OVN_LIVENESS_CHECK_EXT_ID_KEY,
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str(timeutils.utcnow(with_timezone=True)))
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self.result = self.api.nb_global.nb_cfg
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class AddLSwitchPortCommand(command.BaseCommand):
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def __init__(self, api, lport, lswitch, may_exist, **columns):
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super(AddLSwitchPortCommand, self).__init__(api)
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self.lport = lport
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self.lswitch = lswitch
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self.may_exist = may_exist
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self.columns = columns
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def run_idl(self, txn):
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try:
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lswitch = idlutils.row_by_value(self.api.idl, 'Logical_Switch',
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'name', self.lswitch)
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except idlutils.RowNotFound:
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msg = _("Logical Switch %s does not exist") % self.lswitch
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raise RuntimeError(msg)
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if self.may_exist:
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port = idlutils.row_by_value(self.api.idl,
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'Logical_Switch_Port', 'name',
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self.lport, None)
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if port:
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return
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port = txn.insert(self.api._tables['Logical_Switch_Port'])
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port.name = self.lport
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port.tag = self.columns.pop('tag', []) or []
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dhcpv4_options = self.columns.pop('dhcpv4_options', [])
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if isinstance(dhcpv4_options, list):
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port.dhcpv4_options = dhcpv4_options
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else:
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port.dhcpv4_options = [dhcpv4_options.result]
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dhcpv6_options = self.columns.pop('dhcpv6_options', [])
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if isinstance(dhcpv6_options, list):
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port.dhcpv6_options = dhcpv6_options
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else:
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port.dhcpv6_options = [dhcpv6_options.result]
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for col, val in self.columns.items():
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setattr(port, col, val)
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# add the newly created port to existing lswitch
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_addvalue_to_list(lswitch, 'ports', port.uuid)
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self.result = port.uuid
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def post_commit(self, txn):
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self.result = txn.get_insert_uuid(self.result)
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class SetLSwitchPortCommand(command.BaseCommand):
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def __init__(self, api, lport, if_exists, **columns):
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super(SetLSwitchPortCommand, self).__init__(api)
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self.lport = lport
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self.columns = columns
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self.if_exists = if_exists
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def run_idl(self, txn):
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try:
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port = idlutils.row_by_value(self.api.idl, 'Logical_Switch_Port',
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'name', self.lport)
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except idlutils.RowNotFound:
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if self.if_exists:
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return
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msg = _("Logical Switch Port %s does not exist") % self.lport
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raise RuntimeError(msg)
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# Delete DHCP_Options records no longer referred by this port.
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# The table rows should be consistent for the same transaction.
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# After we get DHCP_Options rows uuids from port dhcpv4_options
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# and dhcpv6_options references, the rows shouldn't disappear for
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# this transaction before we delete it.
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cur_port_dhcp_opts = get_lsp_dhcp_options_uuids(
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port, self.lport)
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new_port_dhcp_opts = set()
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dhcpv4_options = self.columns.pop('dhcpv4_options', None)
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if dhcpv4_options is None:
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new_port_dhcp_opts.update([option.uuid for option in
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getattr(port, 'dhcpv4_options', [])])
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elif isinstance(dhcpv4_options, list):
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new_port_dhcp_opts.update(dhcpv4_options)
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port.dhcpv4_options = dhcpv4_options
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else:
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new_port_dhcp_opts.add(dhcpv4_options.result)
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port.dhcpv4_options = [dhcpv4_options.result]
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dhcpv6_options = self.columns.pop('dhcpv6_options', None)
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if dhcpv6_options is None:
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new_port_dhcp_opts.update([option.uuid for option in
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getattr(port, 'dhcpv6_options', [])])
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elif isinstance(dhcpv6_options, list):
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new_port_dhcp_opts.update(dhcpv6_options)
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port.dhcpv6_options = dhcpv6_options
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else:
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new_port_dhcp_opts.add(dhcpv6_options.result)
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port.dhcpv6_options = [dhcpv6_options.result]
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for uuid in cur_port_dhcp_opts - new_port_dhcp_opts:
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self.api._tables['DHCP_Options'].rows[uuid].delete()
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for col, val in self.columns.items():
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setattr(port, col, val)
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class DelLSwitchPortCommand(command.BaseCommand):
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def __init__(self, api, lport, lswitch, if_exists):
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super(DelLSwitchPortCommand, self).__init__(api)
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self.lport = lport
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self.lswitch = lswitch
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self.if_exists = if_exists
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def run_idl(self, txn):
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try:
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lport = idlutils.row_by_value(self.api.idl, 'Logical_Switch_Port',
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'name', self.lport)
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lswitch = idlutils.row_by_value(self.api.idl, 'Logical_Switch',
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'name', self.lswitch)
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except idlutils.RowNotFound:
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if self.if_exists:
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return
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msg = _("Port %s does not exist") % self.lport
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raise RuntimeError(msg)
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# Delete DHCP_Options records no longer referred by this port.
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cur_port_dhcp_opts = get_lsp_dhcp_options_uuids(
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lport, self.lport)
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for uuid in cur_port_dhcp_opts:
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self.api._tables['DHCP_Options'].rows[uuid].delete()
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_delvalue_from_list(lswitch, 'ports', lport)
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self.api._tables['Logical_Switch_Port'].rows[lport.uuid].delete()
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class AddLRouterCommand(command.BaseCommand):
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def __init__(self, api, name, may_exist, **columns):
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super(AddLRouterCommand, self).__init__(api)
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self.name = name
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self.columns = columns
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self.may_exist = may_exist
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def run_idl(self, txn):
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if self.may_exist:
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lrouter = idlutils.row_by_value(self.api.idl, 'Logical_Router',
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'name', self.name, None)
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if lrouter:
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return
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row = txn.insert(self.api._tables['Logical_Router'])
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row.name = self.name
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for col, val in self.columns.items():
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setattr(row, col, val)
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class UpdateLRouterCommand(command.BaseCommand):
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def __init__(self, api, name, if_exists, **columns):
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super(UpdateLRouterCommand, self).__init__(api)
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self.name = name
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self.columns = columns
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self.if_exists = if_exists
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def run_idl(self, txn):
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try:
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lrouter = idlutils.row_by_value(self.api.idl, 'Logical_Router',
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'name', self.name, None)
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except idlutils.RowNotFound:
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if self.if_exists:
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return
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msg = _("Logical Router %s does not exist") % self.name
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raise RuntimeError(msg)
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if lrouter:
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for col, val in self.columns.items():
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setattr(lrouter, col, val)
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return
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class DelLRouterCommand(command.BaseCommand):
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def __init__(self, api, name, if_exists):
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super(DelLRouterCommand, self).__init__(api)
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self.name = name
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self.if_exists = if_exists
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def run_idl(self, txn):
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try:
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lrouter = idlutils.row_by_value(self.api.idl, 'Logical_Router',
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'name', self.name)
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except idlutils.RowNotFound:
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if self.if_exists:
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return
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msg = _("Logical Router %s does not exist") % self.name
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raise RuntimeError(msg)
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self.api._tables['Logical_Router'].rows[lrouter.uuid].delete()
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class AddLRouterPortCommand(command.BaseCommand):
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def __init__(self, api, name, lrouter, may_exist, **columns):
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super(AddLRouterPortCommand, self).__init__(api)
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self.name = name
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self.lrouter = lrouter
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self.may_exist = may_exist
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self.columns = columns
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def run_idl(self, txn):
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try:
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lrouter = idlutils.row_by_value(self.api.idl, 'Logical_Router',
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'name', self.lrouter)
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except idlutils.RowNotFound:
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msg = _("Logical Router %s does not exist") % self.lrouter
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raise RuntimeError(msg)
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try:
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idlutils.row_by_value(self.api.idl, 'Logical_Router_Port',
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'name', self.name)
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if self.may_exist:
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return
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# The LRP entry with certain name has already exist, raise an
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# exception to notice caller. It's caller's responsibility to
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# call UpdateLRouterPortCommand to get LRP entry processed
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# correctly.
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msg = _("Logical Router Port with name \"%s\" "
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"already exists.") % self.name
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raise RuntimeError(msg)
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except idlutils.RowNotFound:
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lrouter_port = txn.insert(self.api._tables['Logical_Router_Port'])
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lrouter_port.name = self.name
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for col, val in self.columns.items():
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if col == 'gateway_chassis':
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col, val = _add_gateway_chassis(self.api, txn, self.name,
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val)
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setattr(lrouter_port, col, val)
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_addvalue_to_list(lrouter, 'ports', lrouter_port)
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class UpdateLRouterPortCommand(command.BaseCommand):
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def __init__(self, api, name, if_exists, **columns):
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super(UpdateLRouterPortCommand, self).__init__(api)
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self.name = name
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self.columns = columns
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self.if_exists = if_exists
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def run_idl(self, txn):
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try:
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lrouter_port = idlutils.row_by_value(self.api.idl,
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'Logical_Router_Port',
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'name', self.name)
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except idlutils.RowNotFound:
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if self.if_exists:
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return
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msg = _("Logical Router Port %s does not exist") % self.name
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raise RuntimeError(msg)
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# TODO(lucasagomes): Remove this check once we drop the support
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# for OVS versions <= 2.8
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ipv6_ra_configs_supported = self.api.is_col_present(
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'Logical_Router_Port', 'ipv6_ra_configs')
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for col, val in self.columns.items():
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if col == 'ipv6_ra_configs' and not ipv6_ra_configs_supported:
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continue
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if col == 'gateway_chassis':
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col, val = _add_gateway_chassis(self.api, txn, self.name,
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val)
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setattr(lrouter_port, col, val)
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class DelLRouterPortCommand(command.BaseCommand):
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def __init__(self, api, name, lrouter, if_exists):
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super(DelLRouterPortCommand, self).__init__(api)
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self.name = name
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self.lrouter = lrouter
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self.if_exists = if_exists
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def run_idl(self, txn):
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try:
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lrouter_port = idlutils.row_by_value(self.api.idl,
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'Logical_Router_Port',
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'name', self.name)
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except idlutils.RowNotFound:
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if self.if_exists:
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return
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msg = _("Logical Router Port %s does not exist") % self.name
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raise RuntimeError(msg)
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try:
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lrouter = idlutils.row_by_value(self.api.idl, 'Logical_Router',
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'name', self.lrouter)
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except idlutils.RowNotFound:
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msg = _("Logical Router %s does not exist") % self.lrouter
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raise RuntimeError(msg)
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_delvalue_from_list(lrouter, 'ports', lrouter_port)
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lrouter_port.delete()
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class SetLRouterPortInLSwitchPortCommand(command.BaseCommand):
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def __init__(self, api, lswitch_port, lrouter_port, is_gw_port,
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if_exists, lsp_address):
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super(SetLRouterPortInLSwitchPortCommand, self).__init__(api)
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self.lswitch_port = lswitch_port
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self.lrouter_port = lrouter_port
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self.is_gw_port = is_gw_port
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self.if_exists = if_exists
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self.lsp_address = lsp_address
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def run_idl(self, txn):
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try:
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port = idlutils.row_by_value(self.api.idl, 'Logical_Switch_Port',
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'name', self.lswitch_port)
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except idlutils.RowNotFound:
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if self.if_exists:
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return
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msg = _("Logical Switch Port %s does not "
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"exist") % self.lswitch_port
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raise RuntimeError(msg)
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options = {'router-port': self.lrouter_port}
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if self.is_gw_port:
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options[ovn_const.OVN_GATEWAY_NAT_ADDRESSES_KEY] = 'router'
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setattr(port, 'options', options)
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setattr(port, 'type', 'router')
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setattr(port, 'addresses', self.lsp_address)
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class AddACLCommand(command.BaseCommand):
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def __init__(self, api, lswitch, lport, **columns):
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super(AddACLCommand, self).__init__(api)
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self.lswitch = lswitch
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self.lport = lport
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self.columns = columns
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def run_idl(self, txn):
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try:
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lswitch = idlutils.row_by_value(self.api.idl, 'Logical_Switch',
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'name', self.lswitch)
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except idlutils.RowNotFound:
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msg = _("Logical Switch %s does not exist") % self.lswitch
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raise RuntimeError(msg)
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row = txn.insert(self.api._tables['ACL'])
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for col, val in self.columns.items():
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setattr(row, col, val)
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_addvalue_to_list(lswitch, 'acls', row.uuid)
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class DelACLCommand(command.BaseCommand):
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def __init__(self, api, lswitch, lport, if_exists):
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super(DelACLCommand, self).__init__(api)
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self.lswitch = lswitch
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self.lport = lport
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self.if_exists = if_exists
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def run_idl(self, txn):
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try:
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lswitch = idlutils.row_by_value(self.api.idl, 'Logical_Switch',
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'name', self.lswitch)
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except idlutils.RowNotFound:
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if self.if_exists:
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return
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msg = _("Logical Switch %s does not exist") % self.lswitch
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raise RuntimeError(msg)
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acls_to_del = []
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acls = getattr(lswitch, 'acls', [])
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for acl in acls:
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ext_ids = getattr(acl, 'external_ids', {})
|
|
if ext_ids.get('neutron:lport') == self.lport:
|
|
acls_to_del.append(acl)
|
|
for acl in acls_to_del:
|
|
acl.delete()
|
|
_updatevalues_in_list(lswitch, 'acls', old_values=acls_to_del)
|
|
|
|
|
|
class UpdateACLsCommand(command.BaseCommand):
|
|
def __init__(self, api, lswitch_names, port_list, acl_new_values_dict,
|
|
need_compare=True, is_add_acl=True):
|
|
"""This command updates the acl list for the logical switches
|
|
|
|
@param lswitch_names: List of Logical Switch Names
|
|
@type lswitch_names: []
|
|
@param port_list: Iterator of List of Ports
|
|
@type port_list: []
|
|
@param acl_new_values_dict: Dictionary of acls indexed by port id
|
|
@type acl_new_values_dict: {}
|
|
@need_compare: If acl_new_values_dict needs be compared with existing
|
|
acls.
|
|
@type: Boolean.
|
|
@is_add_acl: If updating is caused by acl adding action.
|
|
@type: Boolean.
|
|
|
|
"""
|
|
super(UpdateACLsCommand, self).__init__(api)
|
|
self.lswitch_names = lswitch_names
|
|
self.port_list = port_list
|
|
self.acl_new_values_dict = acl_new_values_dict
|
|
self.need_compare = need_compare
|
|
self.is_add_acl = is_add_acl
|
|
|
|
def _acl_list_sub(self, acl_list1, acl_list2):
|
|
"""Compute the elements in acl_list1 but not in acl_list2.
|
|
|
|
If acl_list1 and acl_list2 were sets, the result of this routine
|
|
could be thought of as acl_list1 - acl_list2. Note that acl_list1
|
|
and acl_list2 cannot actually be sets as they contain dictionary
|
|
items i.e. set([{'a':1}) doesn't work.
|
|
"""
|
|
acl_diff = []
|
|
for acl in acl_list1:
|
|
if acl not in acl_list2:
|
|
acl_diff.append(acl)
|
|
return acl_diff
|
|
|
|
def _compute_acl_differences(self, port_list, acl_old_values_dict,
|
|
acl_new_values_dict, acl_obj_dict):
|
|
"""Compute the difference between the new and old sets of acls
|
|
|
|
@param port_list: Iterator of a List of ports
|
|
@type port_list: []
|
|
@param acl_old_values_dict: Dictionary of old acl values indexed
|
|
by port id
|
|
@param acl_new_values_dict: Dictionary of new acl values indexed
|
|
by port id
|
|
@param acl_obj_dict: Dictionary of acl objects indexed by the acl
|
|
value in string format.
|
|
@var acl_del_objs_dict: Dictionary of acl objects to be deleted
|
|
indexed by the lswitch.
|
|
@var acl_add_values_dict: Dictionary of acl values to be added
|
|
indexed by the lswitch.
|
|
@return: (acl_del_objs_dict, acl_add_values_dict)
|
|
@rtype: ({}, {})
|
|
"""
|
|
|
|
acl_del_objs_dict = {}
|
|
acl_add_values_dict = {}
|
|
for port in port_list:
|
|
lswitch_name = port['network_id']
|
|
acls_old = acl_old_values_dict.get(port['id'], [])
|
|
acls_new = acl_new_values_dict.get(port['id'], [])
|
|
acls_del = self._acl_list_sub(acls_old, acls_new)
|
|
acls_add = self._acl_list_sub(acls_new, acls_old)
|
|
acl_del_objs = acl_del_objs_dict.setdefault(lswitch_name, [])
|
|
for acl in acls_del:
|
|
acl_del_objs.append(acl_obj_dict[str(acl)])
|
|
acl_add_values = acl_add_values_dict.setdefault(lswitch_name, [])
|
|
for acl in acls_add:
|
|
# Remove lport and lswitch columns
|
|
del acl['lswitch']
|
|
del acl['lport']
|
|
acl_add_values.append(acl)
|
|
return acl_del_objs_dict, acl_add_values_dict
|
|
|
|
def _get_update_data_without_compare(self):
|
|
lswitch_ovsdb_dict = {}
|
|
for switch_name in self.lswitch_names:
|
|
switch_name = utils.ovn_name(switch_name)
|
|
lswitch = idlutils.row_by_value(self.api.idl, 'Logical_Switch',
|
|
'name', switch_name)
|
|
lswitch_ovsdb_dict[switch_name] = lswitch
|
|
if self.is_add_acl:
|
|
acl_add_values_dict = {}
|
|
for port in self.port_list:
|
|
switch_name = utils.ovn_name(port['network_id'])
|
|
if switch_name not in acl_add_values_dict:
|
|
acl_add_values_dict[switch_name] = []
|
|
if port['id'] in self.acl_new_values_dict:
|
|
acl_add_values_dict[switch_name].append(
|
|
self.acl_new_values_dict[port['id']])
|
|
acl_del_objs_dict = {}
|
|
else:
|
|
acl_add_values_dict = {}
|
|
acl_del_objs_dict = {}
|
|
del_acl_extids = []
|
|
for acl_dict in self.acl_new_values_dict.values():
|
|
del_acl_extids.append({acl_dict['match']:
|
|
acl_dict['external_ids']})
|
|
for switch_name, lswitch in lswitch_ovsdb_dict.items():
|
|
if switch_name not in acl_del_objs_dict:
|
|
acl_del_objs_dict[switch_name] = []
|
|
acls = getattr(lswitch, 'acls', [])
|
|
for acl in acls:
|
|
match = getattr(acl, 'match')
|
|
acl_extids = {match: getattr(acl, 'external_ids')}
|
|
if acl_extids in del_acl_extids:
|
|
acl_del_objs_dict[switch_name].append(acl)
|
|
return lswitch_ovsdb_dict, acl_del_objs_dict, acl_add_values_dict
|
|
|
|
def run_idl(self, txn):
|
|
|
|
if self.need_compare:
|
|
# Get all relevant ACLs in 1 shot
|
|
acl_values_dict, acl_obj_dict, lswitch_ovsdb_dict = (
|
|
self.api.get_acls_for_lswitches(self.lswitch_names))
|
|
|
|
# Compute the difference between the new and old set of ACLs
|
|
acl_del_objs_dict, acl_add_values_dict = (
|
|
self._compute_acl_differences(
|
|
self.port_list, acl_values_dict,
|
|
self.acl_new_values_dict, acl_obj_dict))
|
|
else:
|
|
lswitch_ovsdb_dict, acl_del_objs_dict, acl_add_values_dict = (
|
|
self._get_update_data_without_compare())
|
|
|
|
for lswitch_name, lswitch in lswitch_ovsdb_dict.items():
|
|
acl_del_objs = acl_del_objs_dict.get(lswitch_name, [])
|
|
acl_add_values = acl_add_values_dict.get(lswitch_name, [])
|
|
|
|
# Continue if no ACLs to add or delete.
|
|
if not acl_del_objs and not acl_add_values:
|
|
continue
|
|
|
|
# Delete old ACLs.
|
|
if acl_del_objs:
|
|
for acl_del_obj in acl_del_objs:
|
|
try:
|
|
acl_del_obj.delete()
|
|
except AssertionError:
|
|
# If we try to delete a row twice, just continue
|
|
pass
|
|
|
|
# Add new ACLs.
|
|
acl_add_objs = None
|
|
if acl_add_values:
|
|
acl_add_objs = []
|
|
for acl_value in acl_add_values:
|
|
row = txn.insert(self.api._tables['ACL'])
|
|
for col, val in acl_value.items():
|
|
setattr(row, col, val)
|
|
acl_add_objs.append(row.uuid)
|
|
|
|
# Update logical switch ACLs.
|
|
_updatevalues_in_list(lswitch, 'acls',
|
|
new_values=acl_add_objs,
|
|
old_values=acl_del_objs)
|
|
|
|
|
|
class AddStaticRouteCommand(command.BaseCommand):
|
|
def __init__(self, api, lrouter, **columns):
|
|
super(AddStaticRouteCommand, self).__init__(api)
|
|
self.lrouter = lrouter
|
|
self.columns = columns
|
|
|
|
def run_idl(self, txn):
|
|
try:
|
|
lrouter = idlutils.row_by_value(self.api.idl, 'Logical_Router',
|
|
'name', self.lrouter)
|
|
except idlutils.RowNotFound:
|
|
msg = _("Logical Router %s does not exist") % self.lrouter
|
|
raise RuntimeError(msg)
|
|
|
|
row = txn.insert(self.api._tables['Logical_Router_Static_Route'])
|
|
for col, val in self.columns.items():
|
|
setattr(row, col, val)
|
|
_addvalue_to_list(lrouter, 'static_routes', row.uuid)
|
|
|
|
|
|
class DelStaticRouteCommand(command.BaseCommand):
|
|
def __init__(self, api, lrouter, ip_prefix, nexthop, if_exists):
|
|
super(DelStaticRouteCommand, self).__init__(api)
|
|
self.lrouter = lrouter
|
|
self.ip_prefix = ip_prefix
|
|
self.nexthop = nexthop
|
|
self.if_exists = if_exists
|
|
|
|
def run_idl(self, txn):
|
|
try:
|
|
lrouter = idlutils.row_by_value(self.api.idl, 'Logical_Router',
|
|
'name', self.lrouter)
|
|
except idlutils.RowNotFound:
|
|
if self.if_exists:
|
|
return
|
|
msg = _("Logical Router %s does not exist") % self.lrouter
|
|
raise RuntimeError(msg)
|
|
|
|
static_routes = getattr(lrouter, 'static_routes', [])
|
|
for route in static_routes:
|
|
ip_prefix = getattr(route, 'ip_prefix', '')
|
|
nexthop = getattr(route, 'nexthop', '')
|
|
if self.ip_prefix == ip_prefix and self.nexthop == nexthop:
|
|
_delvalue_from_list(lrouter, 'static_routes', route)
|
|
route.delete()
|
|
break
|
|
|
|
|
|
class DelAddrSetCommand(command.BaseCommand):
|
|
def __init__(self, api, name, if_exists):
|
|
super(DelAddrSetCommand, self).__init__(api)
|
|
self.name = name
|
|
self.if_exists = if_exists
|
|
|
|
def run_idl(self, txn):
|
|
try:
|
|
addrset = idlutils.row_by_value(self.api.idl, 'Address_Set',
|
|
'name', self.name)
|
|
except idlutils.RowNotFound:
|
|
if self.if_exists:
|
|
return
|
|
msg = _("Address set %s does not exist. "
|
|
"Can't delete.") % self.name
|
|
raise RuntimeError(msg)
|
|
|
|
self.api._tables['Address_Set'].rows[addrset.uuid].delete()
|
|
|
|
|
|
class UpdateChassisExtIdsCommand(command.BaseCommand):
|
|
def __init__(self, api, name, external_ids, if_exists):
|
|
super(UpdateChassisExtIdsCommand, self).__init__(api)
|
|
self.name = name
|
|
self.external_ids = external_ids
|
|
self.if_exists = if_exists
|
|
|
|
def run_idl(self, txn):
|
|
try:
|
|
chassis = idlutils.row_by_value(self.api.idl, 'Chassis',
|
|
'name', self.name)
|
|
except idlutils.RowNotFound:
|
|
if self.if_exists:
|
|
return
|
|
msg = _("Chassis %s does not exist. "
|
|
"Can't update external IDs") % self.name
|
|
raise RuntimeError(msg)
|
|
|
|
chassis.verify('external_ids')
|
|
chassis_external_ids = getattr(chassis, 'external_ids', {})
|
|
for ext_id_key, ext_id_value in self.external_ids.items():
|
|
chassis_external_ids[ext_id_key] = ext_id_value
|
|
chassis.external_ids = chassis_external_ids
|
|
|
|
|
|
class UpdatePortBindingExtIdsCommand(command.BaseCommand):
|
|
def __init__(self, api, name, external_ids, if_exists):
|
|
super(UpdatePortBindingExtIdsCommand, self).__init__(api)
|
|
self.name = name
|
|
self.external_ids = external_ids
|
|
self.if_exists = if_exists
|
|
|
|
def run_idl(self, txn):
|
|
try:
|
|
port = idlutils.row_by_value(self.api.idl, 'Port_Binding',
|
|
'logical_port', self.name)
|
|
except idlutils.RowNotFound:
|
|
if self.if_exists:
|
|
return
|
|
msg = _("Port %s does not exist. "
|
|
"Can't update external IDs") % self.name
|
|
raise RuntimeError(msg)
|
|
|
|
port.verify('external_ids')
|
|
port_external_ids = getattr(port, 'external_ids', {})
|
|
for ext_id_key, ext_id_value in self.external_ids.items():
|
|
port_external_ids[ext_id_key] = ext_id_value
|
|
port.external_ids = port_external_ids
|
|
|
|
|
|
class AddDHCPOptionsCommand(command.BaseCommand):
|
|
def __init__(self, api, subnet_id, port_id=None, may_exist=True,
|
|
**columns):
|
|
super(AddDHCPOptionsCommand, self).__init__(api)
|
|
self.columns = columns
|
|
self.may_exist = may_exist
|
|
self.subnet_id = subnet_id
|
|
self.port_id = port_id
|
|
self.new_insert = False
|
|
|
|
def _get_dhcp_options_row(self):
|
|
for row in self.api._tables['DHCP_Options'].rows.values():
|
|
external_ids = getattr(row, 'external_ids', {})
|
|
port_id = external_ids.get('port_id')
|
|
if self.subnet_id == external_ids.get('subnet_id'):
|
|
if self.port_id == port_id:
|
|
return row
|
|
|
|
def run_idl(self, txn):
|
|
row = None
|
|
if self.may_exist:
|
|
row = self._get_dhcp_options_row()
|
|
|
|
if not row:
|
|
row = txn.insert(self.api._tables['DHCP_Options'])
|
|
self.new_insert = True
|
|
for col, val in self.columns.items():
|
|
setattr(row, col, val)
|
|
self.result = row.uuid
|
|
|
|
def post_commit(self, txn):
|
|
# Update the result with inserted uuid for new inserted row, or the
|
|
# uuid get in run_idl should be real uuid already.
|
|
if self.new_insert:
|
|
self.result = txn.get_insert_uuid(self.result)
|
|
|
|
|
|
class DelDHCPOptionsCommand(command.BaseCommand):
|
|
def __init__(self, api, row_uuid, if_exists=True):
|
|
super(DelDHCPOptionsCommand, self).__init__(api)
|
|
self.if_exists = if_exists
|
|
self.row_uuid = row_uuid
|
|
|
|
def run_idl(self, txn):
|
|
if self.row_uuid not in self.api._tables['DHCP_Options'].rows:
|
|
if self.if_exists:
|
|
return
|
|
msg = _("DHCP Options row %s does not exist") % self.row_uuid
|
|
raise RuntimeError(msg)
|
|
|
|
self.api._tables['DHCP_Options'].rows[self.row_uuid].delete()
|
|
|
|
|
|
class AddNATRuleInLRouterCommand(command.BaseCommand):
|
|
# TODO(chandrav): Add unit tests, bug #1638715.
|
|
def __init__(self, api, lrouter, **columns):
|
|
super(AddNATRuleInLRouterCommand, self).__init__(api)
|
|
self.lrouter = lrouter
|
|
self.columns = columns
|
|
|
|
def run_idl(self, txn):
|
|
try:
|
|
lrouter = idlutils.row_by_value(self.api.idl, 'Logical_Router',
|
|
'name', self.lrouter)
|
|
except idlutils.RowNotFound:
|
|
msg = _("Logical Router %s does not exist") % self.lrouter
|
|
raise RuntimeError(msg)
|
|
|
|
row = txn.insert(self.api._tables['NAT'])
|
|
for col, val in self.columns.items():
|
|
setattr(row, col, val)
|
|
# TODO(chandrav): convert this to ovs transaction mutate
|
|
lrouter.verify('nat')
|
|
nat = getattr(lrouter, 'nat', [])
|
|
nat.append(row.uuid)
|
|
setattr(lrouter, 'nat', nat)
|
|
|
|
|
|
class DeleteNATRuleInLRouterCommand(command.BaseCommand):
|
|
# TODO(chandrav): Add unit tests, bug #1638715.
|
|
def __init__(self, api, lrouter, type, logical_ip, external_ip,
|
|
if_exists):
|
|
super(DeleteNATRuleInLRouterCommand, self).__init__(api)
|
|
self.lrouter = lrouter
|
|
self.type = type
|
|
self.logical_ip = logical_ip
|
|
self.external_ip = external_ip
|
|
self.if_exists = if_exists
|
|
|
|
def run_idl(self, txn):
|
|
try:
|
|
lrouter = idlutils.row_by_value(self.api.idl, 'Logical_Router',
|
|
'name', self.lrouter)
|
|
except idlutils.RowNotFound:
|
|
if self.if_exists:
|
|
return
|
|
msg = _("Logical Router %s does not exist") % self.lrouter
|
|
raise RuntimeError(msg)
|
|
|
|
lrouter.verify('nat')
|
|
# TODO(chandrav): convert this to ovs transaction mutate
|
|
nats = getattr(lrouter, 'nat', [])
|
|
for nat in nats:
|
|
type = getattr(nat, 'type', '')
|
|
external_ip = getattr(nat, 'external_ip', '')
|
|
logical_ip = getattr(nat, 'logical_ip', '')
|
|
if (self.type == type and
|
|
self.external_ip == external_ip and
|
|
self.logical_ip == logical_ip):
|
|
nats.remove(nat)
|
|
nat.delete()
|
|
break
|
|
setattr(lrouter, 'nat', nats)
|
|
|
|
|
|
class SetNATRuleInLRouterCommand(command.BaseCommand):
|
|
def __init__(self, api, lrouter, nat_rule_uuid, **columns):
|
|
super(SetNATRuleInLRouterCommand, self).__init__(api)
|
|
self.lrouter = lrouter
|
|
self.nat_rule_uuid = nat_rule_uuid
|
|
self.columns = columns
|
|
|
|
def run_idl(self, txn):
|
|
try:
|
|
lrouter = idlutils.row_by_value(self.api.idl, 'Logical_Router',
|
|
'name', self.lrouter)
|
|
except idlutils.RowNotFound:
|
|
msg = _("Logical Router %s does not exist") % self.lrouter
|
|
raise RuntimeError(msg)
|
|
|
|
lrouter.verify('nat')
|
|
nat_rules = getattr(lrouter, 'nat', [])
|
|
for nat_rule in nat_rules:
|
|
if nat_rule.uuid == self.nat_rule_uuid:
|
|
for col, val in self.columns.items():
|
|
setattr(nat_rule, col, val)
|
|
break
|
|
|
|
|
|
class CheckRevisionNumberCommand(command.BaseCommand):
|
|
|
|
def __init__(self, api, name, resource, resource_type, if_exists):
|
|
super(CheckRevisionNumberCommand, self).__init__(api)
|
|
self.name = name
|
|
self.resource = resource
|
|
self.resource_type = resource_type
|
|
self.if_exists = if_exists
|
|
|
|
def _get_floatingip(self):
|
|
# TODO(lucasagomes): We can't use self.api.lookup() because that
|
|
# method does not introspect map type columns. We could either:
|
|
# 1. Enhance it to look into maps or, 2. Add a new ``name`` column
|
|
# to the NAT table so that we can use lookup() just like we do
|
|
# for other resources
|
|
for nat in self.api._tables['NAT'].rows.values():
|
|
if nat.type != 'dnat_and_snat':
|
|
continue
|
|
ext_ids = getattr(nat, 'external_ids', {})
|
|
if ext_ids.get(ovn_const.OVN_FIP_EXT_ID_KEY) == self.name:
|
|
return nat
|
|
|
|
raise idlutils.RowNotFound(
|
|
table='NAT', col='external_ids', match=self.name)
|
|
|
|
def _get_subnet(self):
|
|
for dhcp in self.api._tables['DHCP_Options'].rows.values():
|
|
ext_ids = getattr(dhcp, 'external_ids', {})
|
|
# Ignore ports DHCP Options
|
|
if ext_ids.get('port_id'):
|
|
continue
|
|
if ext_ids.get('subnet_id') == self.name:
|
|
return dhcp
|
|
|
|
raise idlutils.RowNotFound(
|
|
table='DHCP_Options', col='external_ids', match=self.name)
|
|
|
|
def run_idl(self, txn):
|
|
try:
|
|
ovn_table = RESOURCE_TYPE_MAP[self.resource_type]
|
|
# TODO(lucasagomes): After OVS 2.8.2 is released all tables should
|
|
# have the external_ids column. We can remove this conditional
|
|
# here by then.
|
|
if not self.api.is_col_present(ovn_table, 'external_ids'):
|
|
return
|
|
|
|
ovn_resource = None
|
|
if self.resource_type == ovn_const.TYPE_FLOATINGIPS:
|
|
ovn_resource = self._get_floatingip()
|
|
elif self.resource_type == ovn_const.TYPE_SUBNETS:
|
|
ovn_resource = self._get_subnet()
|
|
else:
|
|
ovn_resource = self.api.lookup(ovn_table, self.name)
|
|
except idlutils.RowNotFound:
|
|
if self.if_exists:
|
|
return
|
|
msg = (_('Failed to check the revision number for %s: Resource '
|
|
'does not exist') % self.name)
|
|
raise RuntimeError(msg)
|
|
|
|
external_ids = getattr(ovn_resource, 'external_ids', {})
|
|
ovn_revision = int(external_ids.get(
|
|
ovn_const.OVN_REV_NUM_EXT_ID_KEY, -1))
|
|
neutron_revision = utils.get_revision_number(self.resource,
|
|
self.resource_type)
|
|
if ovn_revision > neutron_revision:
|
|
raise ovn_exc.RevisionConflict(
|
|
resource_id=self.name, resource_type=self.resource_type)
|
|
|
|
ovn_resource.verify('external_ids')
|
|
ovn_resource.setkey('external_ids', ovn_const.OVN_REV_NUM_EXT_ID_KEY,
|
|
str(neutron_revision))
|
|
|
|
def post_commit(self, txn):
|
|
self.result = ovn_const.TXN_COMMITTED
|
|
|
|
|
|
class DeleteLRouterExtGwCommand(command.BaseCommand):
|
|
|
|
def __init__(self, api, lrouter, if_exists):
|
|
super(DeleteLRouterExtGwCommand, self).__init__(api)
|
|
self.lrouter = lrouter
|
|
self.if_exists = if_exists
|
|
|
|
def run_idl(self, txn):
|
|
# TODO(lucasagomes): Remove this check after OVS 2.8.2 is tagged
|
|
# (prior to that, the external_ids column didn't exist in this
|
|
# table).
|
|
if not self.api.is_col_present('Logical_Router_Static_Route',
|
|
'external_ids'):
|
|
return
|
|
|
|
try:
|
|
lrouter = idlutils.row_by_value(self.api.idl, 'Logical_Router',
|
|
'name', self.lrouter)
|
|
except idlutils.RowNotFound:
|
|
if self.if_exists:
|
|
return
|
|
msg = _("Logical Router %s does not exist") % self.lrouter
|
|
raise RuntimeError(msg)
|
|
|
|
lrouter.verify('static_routes')
|
|
static_routes = getattr(lrouter, 'static_routes', [])
|
|
for route in static_routes:
|
|
external_ids = getattr(route, 'external_ids', {})
|
|
if ovn_const.OVN_ROUTER_IS_EXT_GW in external_ids:
|
|
_delvalue_from_list(lrouter, 'static_routes', route)
|
|
route.delete()
|
|
break
|
|
|
|
lrouter.verify('nat')
|
|
nats = getattr(lrouter, 'nat', [])
|
|
for nat in nats:
|
|
if nat.type != 'snat':
|
|
continue
|
|
_delvalue_from_list(lrouter, 'nat', nat)
|
|
nat.delete()
|
|
|
|
lrouter_ext_ids = getattr(lrouter, 'external_ids', {})
|
|
gw_port_id = lrouter_ext_ids.get(ovn_const.OVN_GW_PORT_EXT_ID_KEY)
|
|
if not gw_port_id:
|
|
return
|
|
|
|
try:
|
|
lrouter_port = idlutils.row_by_value(
|
|
self.api.idl, 'Logical_Router_Port', 'name',
|
|
utils.ovn_lrouter_port_name(gw_port_id))
|
|
except idlutils.RowNotFound:
|
|
return
|
|
|
|
_delvalue_from_list(lrouter, 'ports', lrouter_port)
|
|
|
|
|
|
class SetLSwitchPortToVirtualTypeCommand(command.BaseCommand):
|
|
def __init__(self, api, lport, vip, parent, if_exists):
|
|
super(SetLSwitchPortToVirtualTypeCommand, self).__init__(api)
|
|
self.lport = lport
|
|
self.vip = vip
|
|
self.parent = parent
|
|
self.if_exists = if_exists
|
|
|
|
def run_idl(self, txn):
|
|
try:
|
|
lsp = idlutils.row_by_value(self.api.idl, 'Logical_Switch_Port',
|
|
'name', self.lport)
|
|
except idlutils.RowNotFound:
|
|
if self.if_exists:
|
|
return
|
|
msg = "Logical Switch Port %s does not exist" % self.lport
|
|
raise RuntimeError(msg)
|
|
|
|
options = lsp.options
|
|
options[ovn_const.LSP_OPTIONS_VIRTUAL_IP_KEY] = self.vip
|
|
virtual_parents = options.get(
|
|
ovn_const.LSP_OPTIONS_VIRTUAL_PARENTS_KEY, set())
|
|
if virtual_parents:
|
|
virtual_parents = set(virtual_parents.split(','))
|
|
|
|
virtual_parents.add(self.parent)
|
|
options[ovn_const.LSP_OPTIONS_VIRTUAL_PARENTS_KEY] = ','.join(
|
|
virtual_parents)
|
|
setattr(lsp, 'options', options)
|
|
setattr(lsp, 'type', ovn_const.LSP_TYPE_VIRTUAL)
|
|
|
|
|
|
class UnsetLSwitchPortToVirtualTypeCommand(command.BaseCommand):
|
|
def __init__(self, api, lport, parent, if_exists):
|
|
super(UnsetLSwitchPortToVirtualTypeCommand, self).__init__(api)
|
|
self.lport = lport
|
|
self.parent = parent
|
|
self.if_exists = if_exists
|
|
|
|
def run_idl(self, txn):
|
|
try:
|
|
lsp = idlutils.row_by_value(self.api.idl, 'Logical_Switch_Port',
|
|
'name', self.lport)
|
|
except idlutils.RowNotFound:
|
|
if self.if_exists:
|
|
return
|
|
msg = "Logical Switch Port %s does not exist" % self.lport
|
|
raise RuntimeError(msg)
|
|
|
|
options = lsp.options
|
|
virtual_parents = options.get(
|
|
ovn_const.LSP_OPTIONS_VIRTUAL_PARENTS_KEY, set())
|
|
if virtual_parents:
|
|
virtual_parents = set(virtual_parents.split(','))
|
|
|
|
try:
|
|
virtual_parents.remove(self.parent)
|
|
except KeyError:
|
|
pass
|
|
|
|
# If virtual-parents is now empty, change the type and remove the
|
|
# virtual-parents and virtual-ip options
|
|
if not virtual_parents:
|
|
options.pop(ovn_const.LSP_OPTIONS_VIRTUAL_PARENTS_KEY, None)
|
|
options.pop(ovn_const.LSP_OPTIONS_VIRTUAL_IP_KEY, None)
|
|
setattr(lsp, 'type', '')
|
|
else:
|
|
options[ovn_const.LSP_OPTIONS_VIRTUAL_PARENTS_KEY] = ','.join(
|
|
virtual_parents)
|
|
|
|
setattr(lsp, 'options', options)
|