674 lines
28 KiB
Python
674 lines
28 KiB
Python
# Copyright (c) 2016 Cisco Systems Inc.
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# All Rights Reserved.
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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 collections import defaultdict
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from neutron.db import models_v2
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from neutron_lib.db import model_base
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from oslo_log import log
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import sqlalchemy as sa
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from sqlalchemy.ext import baked
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from sqlalchemy import orm
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from sqlalchemy.sql.expression import true
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from gbpservice.neutron.extensions import cisco_apic
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from gbpservice.neutron.extensions import cisco_apic_l3
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LOG = log.getLogger(__name__)
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BAKERY = baked.bakery(_size_alert=lambda c: LOG.warning(
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"sqlalchemy baked query cache size exceeded in %s", __name__))
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class PortExtensionErspanDb(model_base.BASEV2):
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__tablename__ = 'apic_aim_port_erspan_configurations'
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port_id = sa.Column(
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sa.String(36), sa.ForeignKey('ports.id', ondelete="CASCADE"),
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primary_key=True)
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dest_ip = sa.Column(sa.String(64), primary_key=True)
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flow_id = sa.Column(sa.Integer, primary_key=True)
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direction = sa.Column(sa.Enum('in', 'out', 'both'),
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default='both', primary_key=True)
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port = orm.relationship(models_v2.Port,
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backref=orm.backref(
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'aim_extension_erspan_configs',
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uselist=True,
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lazy='joined', cascade='delete'))
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class NetworkExtensionDb(model_base.BASEV2):
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__tablename__ = 'apic_aim_network_extensions'
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network_id = sa.Column(
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sa.String(36), sa.ForeignKey('networks.id', ondelete="CASCADE"),
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primary_key=True)
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external_network_dn = sa.Column(sa.String(1024))
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bridge_domain_dn = sa.Column(sa.String(1024))
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nat_type = sa.Column(sa.Enum('distributed', 'edge', ''))
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svi = sa.Column(sa.Boolean)
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bgp_enable = sa.Column(sa.Boolean, default=False, nullable=False)
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bgp_type = sa.Column(sa.Enum('default_export', ''),
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default='default_export',
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nullable=False)
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bgp_asn = sa.Column(sa.String(64), default='0', nullable=False)
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policy_enforcement_pref = sa.Column(sa.Enum('unenforced', 'enforced', ''),
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default='unenforced',
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nullable=False)
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network = orm.relationship(models_v2.Network,
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backref=orm.backref(
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'aim_extension_mapping', lazy='joined',
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uselist=False, cascade='delete'))
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nested_domain_name = sa.Column(sa.String(1024), nullable=True)
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nested_domain_type = sa.Column(sa.String(1024), nullable=True)
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nested_domain_infra_vlan = sa.Column(sa.Integer, nullable=True)
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nested_domain_service_vlan = sa.Column(sa.Integer, nullable=True)
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nested_domain_node_network_vlan = sa.Column(sa.Integer, nullable=True)
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multi_ext_nets = sa.Column(sa.Boolean, default=False, nullable=False)
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class NetworkExtensionCidrDb(model_base.BASEV2):
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__tablename__ = 'apic_aim_network_external_cidrs'
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network_id = sa.Column(
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sa.String(36), sa.ForeignKey('networks.id', ondelete="CASCADE"),
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primary_key=True)
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cidr = sa.Column(sa.String(64), primary_key=True)
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network = orm.relationship(models_v2.Network,
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backref=orm.backref(
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'aim_extension_cidr_mapping', lazy='joined',
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uselist=True, cascade='delete'))
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class NetworkExtNestedDomainAllowedVlansDb(model_base.BASEV2):
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__tablename__ = 'apic_aim_network_nested_domain_allowed_vlans'
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# There is a single pool of VLANs for an APIC
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vlan = sa.Column(sa.Integer(), primary_key=True)
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network_id = sa.Column(
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sa.String(36), sa.ForeignKey('networks.id', ondelete="CASCADE"))
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network = orm.relationship(models_v2.Network,
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backref=orm.backref(
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'aim_extension_domain_mapping',
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uselist=True,
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lazy='joined', cascade='delete'))
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class NetworkExtExtraContractDb(model_base.BASEV2):
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__tablename__ = 'apic_aim_network_extra_contracts'
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network_id = sa.Column(
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sa.String(36), sa.ForeignKey('networks.id', ondelete="CASCADE"))
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contract_name = sa.Column(sa.String(64), primary_key=True)
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provides = sa.Column(sa.Boolean, primary_key=True)
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network = orm.relationship(models_v2.Network,
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backref=orm.backref(
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'aim_extension_extra_contract_mapping',
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uselist=True,
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lazy='joined', cascade='delete'))
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class NetworkExtEpgContractMasterDb(model_base.BASEV2):
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__tablename__ = 'apic_aim_network_epg_contract_masters'
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network_id = sa.Column(
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sa.String(36), sa.ForeignKey('networks.id', ondelete="CASCADE"))
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app_profile_name = sa.Column(sa.String(64), primary_key=True)
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name = sa.Column(sa.String(64), primary_key=True)
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network = orm.relationship(models_v2.Network,
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backref=orm.backref(
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'aim_extension_epg_contract_masters',
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uselist=True,
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lazy='joined', cascade='delete'))
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class NetworkExtensionNoNatCidrsDb(model_base.BASEV2):
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__tablename__ = 'apic_aim_network_no_nat_cidrs'
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network_id = sa.Column(
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sa.String(36), sa.ForeignKey('networks.id', ondelete="CASCADE"),
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primary_key=True)
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cidr = sa.Column(sa.String(64), primary_key=True)
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network = orm.relationship(models_v2.Network,
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backref=orm.backref(
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'aim_extension_no_nat_cidrs_mapping',
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lazy='joined', uselist=True,
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cascade='delete'))
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class SubnetExtensionDb(model_base.BASEV2):
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__tablename__ = 'apic_aim_subnet_extensions'
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subnet_id = sa.Column(
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sa.String(36), sa.ForeignKey('subnets.id', ondelete="CASCADE"),
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primary_key=True)
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snat_host_pool = sa.Column(sa.Boolean)
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active_active_aap = sa.Column(sa.Boolean)
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snat_subnet_only = sa.Column(sa.Boolean)
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epg_subnet = sa.Column(sa.Boolean)
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subnet = orm.relationship(models_v2.Subnet,
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backref=orm.backref(
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'aim_extension_mapping', lazy='joined',
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uselist=False, cascade='delete'))
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class RouterExtensionContractDb(model_base.BASEV2):
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__tablename__ = 'apic_aim_router_external_contracts'
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router_id = sa.Column(
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sa.String(36), sa.ForeignKey('routers.id', ondelete="CASCADE"),
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primary_key=True)
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contract_name = sa.Column(sa.String(64), primary_key=True)
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provides = sa.Column(sa.Boolean, primary_key=True)
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class ExtensionDbMixin(object):
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def _set_if_not_none(self, res_dict, res_attr, db_attr):
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if db_attr is not None:
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res_dict[res_attr] = db_attr
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def get_port_extn_db(self, session, port_id):
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return self.get_port_extn_db_bulk(session, [port_id]).get(
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port_id, {})
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def get_port_extn_db_bulk(self, session, port_ids):
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if not port_ids:
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return {}
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query = BAKERY(lambda s: s.query(
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PortExtensionErspanDb))
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query += lambda q: q.filter(
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PortExtensionErspanDb.port_id.in_(
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sa.bindparam('port_ids', expanding=True)))
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db_erspans = query(session).params(
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port_ids=port_ids).all()
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erspans_by_port_id = {}
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for db_erspan in db_erspans:
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erspans_by_port_id.setdefault(db_erspan.port_id, []).append(
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db_erspan)
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result = {}
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for db_obj in db_erspans:
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port_id = db_obj.port_id
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result.setdefault(port_id, self.make_port_extn_db_conf_dict(
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erspans_by_port_id.get(port_id, [])))
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return result
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def make_port_extn_db_conf_dict(self, db_erspans):
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port_res = {}
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db_obj = db_erspans
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if db_obj:
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def _db_to_dict(db_obj):
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ed = {cisco_apic.ERSPAN_DEST_IP: db_obj.dest_ip,
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cisco_apic.ERSPAN_FLOW_ID: db_obj.flow_id,
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cisco_apic.ERSPAN_DIRECTION: db_obj.direction}
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return ed
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port_res[cisco_apic.ERSPAN_CONFIG] = [_db_to_dict(e)
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for e in db_erspans]
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return port_res
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def set_port_extn_db(self, session, port_id, res_dict):
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with session.begin(subtransactions=True):
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if cisco_apic.ERSPAN_CONFIG in res_dict:
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self._update_dict_attr(
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session, PortExtensionErspanDb,
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(cisco_apic.ERSPAN_DEST_IP,
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cisco_apic.ERSPAN_FLOW_ID,
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cisco_apic.ERSPAN_DIRECTION
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),
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res_dict[cisco_apic.ERSPAN_CONFIG],
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port_id=port_id)
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def get_network_extn_db(self, session, network_id):
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return self.get_network_extn_db_bulk(session, [network_id]).get(
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network_id, {})
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def get_network_extn_db_bulk(self, session, network_ids):
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if not network_ids:
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return {}
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query = BAKERY(lambda s: s.query(
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NetworkExtensionDb))
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query += lambda q: q.filter(
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NetworkExtensionDb.network_id.in_(
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sa.bindparam('network_ids', expanding=True)))
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db_objs = query(session).params(
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network_ids=network_ids).all()
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query = BAKERY(lambda s: s.query(
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NetworkExtensionCidrDb))
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query += lambda q: q.filter(
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NetworkExtensionCidrDb.network_id.in_(
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sa.bindparam('network_ids', expanding=True)))
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db_cidrs = query(session).params(
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network_ids=network_ids).all()
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query = BAKERY(lambda s: s.query(
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NetworkExtNestedDomainAllowedVlansDb))
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query += lambda q: q.filter(
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NetworkExtNestedDomainAllowedVlansDb.network_id.in_(
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sa.bindparam('network_ids', expanding=True)))
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db_vlans = query(session).params(
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network_ids=network_ids).all()
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query = BAKERY(lambda s: s.query(
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NetworkExtExtraContractDb))
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query += lambda q: q.filter(
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NetworkExtExtraContractDb.network_id.in_(
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sa.bindparam('network_ids', expanding=True)))
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db_contracts = query(session).params(
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network_ids=network_ids).all()
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query = BAKERY(lambda s: s.query(
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NetworkExtEpgContractMasterDb))
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query += lambda q: q.filter(
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NetworkExtEpgContractMasterDb.network_id.in_(
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sa.bindparam('network_ids', expanding=True)))
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db_masters = query(session).params(
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network_ids=network_ids).all()
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query = BAKERY(lambda s: s.query(
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NetworkExtensionNoNatCidrsDb))
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query += lambda q: q.filter(
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NetworkExtensionNoNatCidrsDb.network_id.in_(
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sa.bindparam('network_ids', expanding=True)))
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db_no_nat_cidrs = query(session).params(
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network_ids=network_ids).all()
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cidrs_by_net_id = {}
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vlans_by_net_id = {}
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contracts_by_net_id = {}
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masters_by_net_id = {}
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no_nat_cidrs_by_net_id = {}
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for db_cidr in db_cidrs:
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cidrs_by_net_id.setdefault(db_cidr.network_id, []).append(
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db_cidr)
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for db_vlan in db_vlans:
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vlans_by_net_id.setdefault(db_vlan.network_id, []).append(
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db_vlan)
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for db_contract in db_contracts:
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contracts_by_net_id.setdefault(db_contract.network_id, []).append(
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db_contract)
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for db_master in db_masters:
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masters_by_net_id.setdefault(db_master.network_id, []).append(
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db_master)
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for db_no_nat_cidr in db_no_nat_cidrs:
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no_nat_cidrs_by_net_id.setdefault(db_no_nat_cidr.network_id,
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[]).append(db_no_nat_cidr)
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result = {}
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for db_obj in db_objs:
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net_id = db_obj.network_id
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result.setdefault(net_id, self.make_network_extn_db_conf_dict(
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db_obj, cidrs_by_net_id.get(net_id, []),
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vlans_by_net_id.get(net_id, []),
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contracts_by_net_id.get(net_id, []),
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masters_by_net_id.get(net_id, []),
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no_nat_cidrs_by_net_id.get(net_id, [])))
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return result
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def make_network_extn_db_conf_dict(self, ext_db, db_cidrs, db_vlans,
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db_contracts, db_masters,
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db_no_nat_cidrs):
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net_res = {}
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db_obj = ext_db
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if db_obj:
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self._set_if_not_none(net_res, cisco_apic.EXTERNAL_NETWORK,
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db_obj['external_network_dn'])
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self._set_if_not_none(net_res, cisco_apic.BD,
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db_obj['bridge_domain_dn'])
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self._set_if_not_none(net_res, cisco_apic.NAT_TYPE,
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db_obj['nat_type'])
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self._set_if_not_none(net_res, cisco_apic.SVI, db_obj['svi'])
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net_res[cisco_apic.BGP] = db_obj['bgp_enable']
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net_res[cisco_apic.BGP_TYPE] = db_obj['bgp_type']
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net_res[cisco_apic.BGP_ASN] = db_obj['bgp_asn']
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net_res[cisco_apic.NESTED_DOMAIN_NAME] = (
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db_obj['nested_domain_name'])
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net_res[cisco_apic.NESTED_DOMAIN_TYPE] = (
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db_obj['nested_domain_type'])
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net_res[cisco_apic.NESTED_DOMAIN_INFRA_VLAN] = (
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db_obj['nested_domain_infra_vlan'])
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net_res[cisco_apic.NESTED_DOMAIN_SERVICE_VLAN] = (
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db_obj['nested_domain_service_vlan'])
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net_res[cisco_apic.NESTED_DOMAIN_NODE_NETWORK_VLAN] = (
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db_obj['nested_domain_node_network_vlan'])
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net_res[cisco_apic.NESTED_DOMAIN_ALLOWED_VLANS] = [
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c.vlan for c in db_vlans]
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net_res[cisco_apic.EXTRA_PROVIDED_CONTRACTS] = [
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c.contract_name for c in db_contracts if c.provides]
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net_res[cisco_apic.EXTRA_CONSUMED_CONTRACTS] = [
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c.contract_name for c in db_contracts if not c.provides]
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net_res[cisco_apic.EPG_CONTRACT_MASTERS] = [
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{'app_profile_name': m.app_profile_name,
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'name': m.name} for m in db_masters]
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net_res[cisco_apic.POLICY_ENFORCEMENT_PREF] = db_obj[
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'policy_enforcement_pref']
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net_res[cisco_apic.NO_NAT_CIDRS] = [
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c.cidr for c in db_no_nat_cidrs]
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net_res[cisco_apic.MULTI_EXT_NETS] = db_obj['multi_ext_nets']
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if net_res.get(cisco_apic.EXTERNAL_NETWORK):
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net_res[cisco_apic.EXTERNAL_CIDRS] = [c.cidr for c in db_cidrs]
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return net_res
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def set_network_extn_db(self, session, network_id, res_dict):
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with session.begin(subtransactions=True):
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query = BAKERY(lambda s: s.query(
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NetworkExtensionDb))
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query += lambda q: q.filter_by(
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network_id=sa.bindparam('network_id'))
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db_obj = query(session).params(
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network_id=network_id).first()
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db_obj = db_obj or NetworkExtensionDb(network_id=network_id)
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if cisco_apic.EXTERNAL_NETWORK in res_dict:
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db_obj['external_network_dn'] = (
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res_dict[cisco_apic.EXTERNAL_NETWORK])
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if cisco_apic.BD in res_dict:
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db_obj['bridge_domain_dn'] = (
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res_dict[cisco_apic.BD])
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if cisco_apic.NAT_TYPE in res_dict:
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db_obj['nat_type'] = res_dict[cisco_apic.NAT_TYPE]
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if cisco_apic.SVI in res_dict:
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db_obj['svi'] = res_dict[cisco_apic.SVI]
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if cisco_apic.BGP in res_dict:
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db_obj['bgp_enable'] = res_dict[cisco_apic.BGP]
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if cisco_apic.BGP_TYPE in res_dict:
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db_obj['bgp_type'] = res_dict[cisco_apic.BGP_TYPE]
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if cisco_apic.BGP_ASN in res_dict:
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db_obj['bgp_asn'] = res_dict[cisco_apic.BGP_ASN]
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if cisco_apic.NESTED_DOMAIN_NAME in res_dict:
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db_obj['nested_domain_name'] = res_dict[
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cisco_apic.NESTED_DOMAIN_NAME]
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if cisco_apic.NESTED_DOMAIN_TYPE in res_dict:
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db_obj['nested_domain_type'] = res_dict[
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cisco_apic.NESTED_DOMAIN_TYPE]
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if cisco_apic.NESTED_DOMAIN_INFRA_VLAN in res_dict:
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db_obj['nested_domain_infra_vlan'] = res_dict[
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cisco_apic.NESTED_DOMAIN_INFRA_VLAN]
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if cisco_apic.NESTED_DOMAIN_SERVICE_VLAN in res_dict:
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db_obj['nested_domain_service_vlan'] = res_dict[
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cisco_apic.NESTED_DOMAIN_SERVICE_VLAN]
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if cisco_apic.NESTED_DOMAIN_NODE_NETWORK_VLAN in res_dict:
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db_obj['nested_domain_node_network_vlan'] = res_dict[
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|
cisco_apic.NESTED_DOMAIN_NODE_NETWORK_VLAN]
|
|
if cisco_apic.POLICY_ENFORCEMENT_PREF in res_dict:
|
|
db_obj['policy_enforcement_pref'] = res_dict[
|
|
cisco_apic.POLICY_ENFORCEMENT_PREF]
|
|
if cisco_apic.MULTI_EXT_NETS in res_dict:
|
|
db_obj['multi_ext_nets'] = res_dict[cisco_apic.MULTI_EXT_NETS]
|
|
session.add(db_obj)
|
|
|
|
if cisco_apic.EXTERNAL_CIDRS in res_dict:
|
|
self._update_list_attr(session, NetworkExtensionCidrDb, 'cidr',
|
|
res_dict[cisco_apic.EXTERNAL_CIDRS],
|
|
network_id=network_id)
|
|
|
|
if cisco_apic.NESTED_DOMAIN_ALLOWED_VLANS in res_dict:
|
|
self._update_list_attr(
|
|
session, NetworkExtNestedDomainAllowedVlansDb, 'vlan',
|
|
res_dict[cisco_apic.NESTED_DOMAIN_ALLOWED_VLANS],
|
|
network_id=network_id)
|
|
|
|
if cisco_apic.EXTRA_PROVIDED_CONTRACTS in res_dict:
|
|
self._update_list_attr(
|
|
session, NetworkExtExtraContractDb, 'contract_name',
|
|
res_dict[cisco_apic.EXTRA_PROVIDED_CONTRACTS],
|
|
network_id=network_id, provides=True)
|
|
|
|
if cisco_apic.EXTRA_CONSUMED_CONTRACTS in res_dict:
|
|
self._update_list_attr(
|
|
session, NetworkExtExtraContractDb, 'contract_name',
|
|
res_dict[cisco_apic.EXTRA_CONSUMED_CONTRACTS],
|
|
network_id=network_id, provides=False)
|
|
|
|
if cisco_apic.EPG_CONTRACT_MASTERS in res_dict:
|
|
self._update_dict_attr(
|
|
session, NetworkExtEpgContractMasterDb,
|
|
('app_profile_name', 'name'),
|
|
res_dict[cisco_apic.EPG_CONTRACT_MASTERS],
|
|
network_id=network_id)
|
|
|
|
if cisco_apic.NO_NAT_CIDRS in res_dict:
|
|
self._update_list_attr(session, NetworkExtensionNoNatCidrsDb,
|
|
'cidr',
|
|
res_dict[cisco_apic.NO_NAT_CIDRS],
|
|
network_id=network_id)
|
|
|
|
def get_network_ids_by_ext_net_dn(self, session, dn, lock_update=False):
|
|
query = BAKERY(lambda s: s.query(
|
|
NetworkExtensionDb.network_id))
|
|
query += lambda q: q.filter_by(
|
|
external_network_dn=sa.bindparam('dn'))
|
|
if lock_update:
|
|
# REVISIT: Eliminate locking.
|
|
query += lambda q: q.with_for_update()
|
|
ids = query(session).params(dn=dn)
|
|
|
|
return [i[0] for i in ids]
|
|
|
|
def get_network_ids_by_l3out_dn(self, session, dn, lock_update=False):
|
|
query = BAKERY(lambda s: s.query(
|
|
NetworkExtensionDb.network_id))
|
|
query += lambda q: q.filter(
|
|
NetworkExtensionDb.external_network_dn.like(
|
|
sa.bindparam('dn') + "/%"))
|
|
if lock_update:
|
|
# REVISIT: Eliminate locking.
|
|
query += lambda q: q.with_for_update()
|
|
ids = query(session).params(dn=dn)
|
|
|
|
return [i[0] for i in ids]
|
|
|
|
def get_svi_network_ids_by_l3out_dn(self, session, dn, lock_update=False):
|
|
query = BAKERY(lambda s: s.query(
|
|
NetworkExtensionDb.network_id))
|
|
query += lambda q: q.filter(
|
|
NetworkExtensionDb.external_network_dn.like(
|
|
sa.bindparam('dn') + "/%"),
|
|
NetworkExtensionDb.svi == true())
|
|
if lock_update:
|
|
# REVISIT: Eliminate locking.
|
|
query += lambda q: q.with_for_update()
|
|
ids = query(session).params(dn=dn)
|
|
|
|
return [i[0] for i in ids]
|
|
|
|
def get_external_cidrs_by_ext_net_dn(self, session, dn, lock_update=False):
|
|
ctab = NetworkExtensionCidrDb
|
|
ntab = NetworkExtensionDb
|
|
|
|
query = BAKERY(lambda s: s.query(
|
|
ctab.cidr))
|
|
query += lambda q: q.join(
|
|
ntab,
|
|
ntab.network_id == ctab.network_id)
|
|
query += lambda q: q.filter(
|
|
ntab.external_network_dn == sa.bindparam('dn'))
|
|
query += lambda q: q.distinct()
|
|
if lock_update:
|
|
# REVISIT: Eliminate locking.
|
|
query += lambda q: q.with_for_update()
|
|
cidrs = query(session).params(dn=dn)
|
|
|
|
return [c[0] for c in cidrs]
|
|
|
|
def get_external_cidrs_by_net_id(self, session, nid):
|
|
query = BAKERY(lambda s: s.query(
|
|
NetworkExtensionCidrDb.cidr))
|
|
query += lambda q: q.filter_by(
|
|
network_id=sa.bindparam('nid'))
|
|
cidrs = query(session).params(nid=nid)
|
|
|
|
return [i[0] for i in cidrs]
|
|
|
|
def get_subnet_extn_db(self, session, subnet_id):
|
|
query = BAKERY(lambda s: s.query(
|
|
SubnetExtensionDb))
|
|
query += lambda q: q.filter_by(
|
|
subnet_id=sa.bindparam('subnet_id'))
|
|
db_obj = query(session).params(
|
|
subnet_id=subnet_id).first()
|
|
|
|
result = {}
|
|
if db_obj:
|
|
self._set_if_not_none(result, cisco_apic.SNAT_HOST_POOL,
|
|
db_obj['snat_host_pool'])
|
|
self._set_if_not_none(result, cisco_apic.ACTIVE_ACTIVE_AAP,
|
|
db_obj['active_active_aap'])
|
|
self._set_if_not_none(result, cisco_apic.SNAT_SUBNET_ONLY,
|
|
db_obj['snat_subnet_only'])
|
|
self._set_if_not_none(result, cisco_apic.EPG_SUBNET,
|
|
db_obj['epg_subnet'])
|
|
return result
|
|
|
|
def set_subnet_extn_db(self, session, subnet_id, res_dict):
|
|
query = BAKERY(lambda s: s.query(
|
|
SubnetExtensionDb))
|
|
query += lambda q: q.filter_by(
|
|
subnet_id=sa.bindparam('subnet_id'))
|
|
db_obj = query(session).params(
|
|
subnet_id=subnet_id).first()
|
|
|
|
db_obj = db_obj or SubnetExtensionDb(subnet_id=subnet_id)
|
|
if cisco_apic.SNAT_HOST_POOL in res_dict:
|
|
db_obj['snat_host_pool'] = res_dict[cisco_apic.SNAT_HOST_POOL]
|
|
if cisco_apic.ACTIVE_ACTIVE_AAP in res_dict:
|
|
db_obj['active_active_aap'] = res_dict[
|
|
cisco_apic.ACTIVE_ACTIVE_AAP]
|
|
if cisco_apic.SNAT_SUBNET_ONLY in res_dict:
|
|
db_obj['snat_subnet_only'] = res_dict[
|
|
cisco_apic.SNAT_SUBNET_ONLY]
|
|
if cisco_apic.EPG_SUBNET in res_dict:
|
|
db_obj['epg_subnet'] = res_dict[cisco_apic.EPG_SUBNET]
|
|
session.add(db_obj)
|
|
|
|
def get_router_extn_db(self, session, router_id):
|
|
query = BAKERY(lambda s: s.query(
|
|
RouterExtensionContractDb))
|
|
query += lambda q: q.filter_by(
|
|
router_id=sa.bindparam('router_id'))
|
|
db_contracts = query(session).params(
|
|
router_id=router_id).all()
|
|
|
|
return {cisco_apic_l3.EXTERNAL_PROVIDED_CONTRACTS:
|
|
[c['contract_name'] for c in db_contracts if c['provides']],
|
|
cisco_apic_l3.EXTERNAL_CONSUMED_CONTRACTS:
|
|
[c['contract_name'] for c in db_contracts
|
|
if not c['provides']]}
|
|
|
|
def get_router_extn_db_bulk(self, session, router_ids):
|
|
query = BAKERY(lambda s: s.query(
|
|
RouterExtensionContractDb))
|
|
query += lambda q: q.filter(
|
|
RouterExtensionContractDb.router_id.in_(
|
|
sa.bindparam('router_ids', expanding=True)))
|
|
db_contracts = query(session).params(
|
|
router_ids=router_ids).all()
|
|
|
|
attr_dict = defaultdict(dict)
|
|
for db_contract in db_contracts:
|
|
router_id = db_contract['router_id']
|
|
p_contracts = attr_dict[router_id].setdefault(
|
|
cisco_apic_l3.EXTERNAL_PROVIDED_CONTRACTS, [])
|
|
c_contracts = attr_dict[router_id].setdefault(
|
|
cisco_apic_l3.EXTERNAL_CONSUMED_CONTRACTS, [])
|
|
if db_contract['provides']:
|
|
p_contracts.append(db_contract['contract_name'])
|
|
else:
|
|
c_contracts.append(db_contract['contract_name'])
|
|
return attr_dict
|
|
|
|
def get_network_ids_and_multi_by_l3out_dn(self, session, dn):
|
|
query = BAKERY(lambda s: s.query(
|
|
NetworkExtensionDb.network_id,
|
|
NetworkExtensionDb.multi_ext_nets))
|
|
query += lambda q: q.filter(
|
|
NetworkExtensionDb.external_network_dn.like(
|
|
sa.bindparam('dn') + "/%"))
|
|
ids_and_multis = query(session).params(dn=dn)
|
|
|
|
return [(i[0], i[1]) for i in ids_and_multis]
|
|
|
|
def _update_list_attr(self, session, db_model, column,
|
|
new_values, **filters):
|
|
if new_values is None:
|
|
return
|
|
|
|
# REVISIT: Can this query be baked?
|
|
rows = session.query(db_model).filter_by(**filters).all()
|
|
|
|
new_values = set(new_values)
|
|
for r in rows:
|
|
if r[column] in new_values:
|
|
new_values.discard(r[column])
|
|
else:
|
|
session.delete(r)
|
|
for v in new_values:
|
|
attr = {column: v}
|
|
attr.update(filters)
|
|
db_obj = db_model(**attr)
|
|
session.add(db_obj)
|
|
|
|
def _update_dict_attr(self, session, db_model, keys,
|
|
new_values, **filters):
|
|
if new_values is None:
|
|
return
|
|
|
|
# REVISIT: Can this query be baked?
|
|
rows = session.query(db_model).filter_by(**filters).all()
|
|
|
|
# remove duplicates, may change order
|
|
new_values = [dict(t) for t in {tuple(d.items()) for d in new_values}]
|
|
# Updates are deletions with additions, so to ensure that
|
|
# the delete happens before a subsequent addtion, we create
|
|
# a subtransaction
|
|
with session.begin(subtransactions=True):
|
|
for r in rows:
|
|
curr_obj = {key: r[key] for key in keys}
|
|
if curr_obj in new_values:
|
|
new_values.remove(curr_obj)
|
|
else:
|
|
session.delete(r)
|
|
for v in new_values:
|
|
v.update(filters)
|
|
db_obj = db_model(**v)
|
|
session.add(db_obj)
|
|
|
|
def set_router_extn_db(self, session, router_id, res_dict):
|
|
with session.begin(subtransactions=True):
|
|
if cisco_apic_l3.EXTERNAL_PROVIDED_CONTRACTS in res_dict:
|
|
self._update_list_attr(session, RouterExtensionContractDb,
|
|
'contract_name',
|
|
res_dict[cisco_apic_l3.EXTERNAL_PROVIDED_CONTRACTS],
|
|
router_id=router_id, provides=True)
|
|
if cisco_apic_l3.EXTERNAL_CONSUMED_CONTRACTS in res_dict:
|
|
self._update_list_attr(session, RouterExtensionContractDb,
|
|
'contract_name',
|
|
res_dict[cisco_apic_l3.EXTERNAL_CONSUMED_CONTRACTS],
|
|
router_id=router_id, provides=False)
|