635 lines
23 KiB
Python
635 lines
23 KiB
Python
# Copyright 2012 VMware, Inc.
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#
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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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import six
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from sqlalchemy.orm import exc
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from oslo_db import exception as db_exc
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from oslo_log import log as logging
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from oslo_utils import excutils
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import neutron.db.api as db
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from vmware_nsx.common import exceptions as nsx_exc
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from vmware_nsx.db import nsx_models
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LOG = logging.getLogger(__name__)
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def _apply_filters_to_query(query, model, filters, like_filters=None):
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if filters:
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for key, value in six.iteritems(filters):
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column = getattr(model, key, None)
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if column:
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query = query.filter(column.in_(value))
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if like_filters:
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for key, search_term in six.iteritems(like_filters):
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column = getattr(model, key, None)
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if column:
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query = query.filter(column.like(search_term))
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return query
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def get_network_bindings(session, network_id):
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session = session or db.get_reader_session()
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return (session.query(nsx_models.TzNetworkBinding).
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filter_by(network_id=network_id).
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all())
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def get_network_bindings_by_vlanid_and_physical_net(session, vlan_id,
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phy_uuid):
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session = session or db.get_reader_session()
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return (session.query(nsx_models.TzNetworkBinding).
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filter_by(vlan_id=vlan_id, phy_uuid=phy_uuid).
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all())
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def delete_network_bindings(session, network_id):
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return (session.query(nsx_models.TzNetworkBinding).
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filter_by(network_id=network_id).delete())
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def add_network_binding(session, network_id, binding_type, phy_uuid, vlan_id):
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with session.begin(subtransactions=True):
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binding = nsx_models.TzNetworkBinding(network_id, binding_type,
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phy_uuid, vlan_id)
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session.add(binding)
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return binding
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def add_neutron_nsx_network_mapping(session, neutron_id, nsx_switch_id,
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dvs_id=None):
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with session.begin(subtransactions=True):
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mapping = nsx_models.NeutronNsxNetworkMapping(
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neutron_id=neutron_id, nsx_id=nsx_switch_id,
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dvs_id=dvs_id)
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session.add(mapping)
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return mapping
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def add_neutron_nsx_port_mapping(session, neutron_id,
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nsx_switch_id, nsx_port_id):
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session.begin(subtransactions=True)
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try:
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mapping = nsx_models.NeutronNsxPortMapping(
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neutron_id, nsx_switch_id, nsx_port_id)
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session.add(mapping)
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session.commit()
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except db_exc.DBDuplicateEntry:
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with excutils.save_and_reraise_exception() as ctxt:
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session.rollback()
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# do not complain if the same exact mapping is being added,
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# otherwise re-raise because even though it is possible for the
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# same neutron port to map to different back-end ports over time,
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# this should not occur whilst a mapping already exists
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current = get_nsx_switch_and_port_id(session, neutron_id)
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if current[1] == nsx_port_id:
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LOG.debug("Port mapping for %s already available",
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neutron_id)
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ctxt.reraise = False
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except db_exc.DBError:
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with excutils.save_and_reraise_exception():
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# rollback for any other db error
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session.rollback()
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return mapping
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def add_neutron_nsx_router_mapping(session, neutron_id, nsx_router_id):
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with session.begin(subtransactions=True):
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mapping = nsx_models.NeutronNsxRouterMapping(
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neutron_id=neutron_id, nsx_id=nsx_router_id)
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session.add(mapping)
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return mapping
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def add_neutron_nsx_security_group_mapping(session, neutron_id, nsx_id):
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"""Map a Neutron security group to a NSX security profile.
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:param session: a valid database session object
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:param neutron_id: a neutron security group identifier
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:param nsx_id: a nsx security profile identifier
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"""
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with session.begin(subtransactions=True):
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mapping = nsx_models.NeutronNsxSecurityGroupMapping(
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neutron_id=neutron_id, nsx_id=nsx_id)
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session.add(mapping)
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return mapping
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def get_nsx_service_binding(session, network_id, service_type):
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try:
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return session.query(nsx_models.NeutronNsxServiceBinding).filter_by(
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network_id=network_id, nsx_service_type=service_type).one()
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except exc.NoResultFound:
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LOG.debug("NSX %s service not enabled on network %s", service_type,
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network_id)
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def add_neutron_nsx_service_binding(session, network_id, port_id,
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service_type, service_id):
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"""Store enabled NSX services on each Neutron network.
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:param session: database session object
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:param network_id: identifier of Neutron network enabling the service
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:param port_id: identifier of Neutron port providing the service
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:param service_type: type of NSX service
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:param service_id: identifier of NSX service
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"""
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with session.begin(subtransactions=True):
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binding = nsx_models.NeutronNsxServiceBinding(
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network_id=network_id, port_id=port_id,
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nsx_service_type=service_type, nsx_service_id=service_id)
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session.add(binding)
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return binding
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def delete_neutron_nsx_service_binding(session, network_id, service_type):
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return session.query(nsx_models.NeutronNsxServiceBinding).filter_by(
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network_id=network_id, nsx_service_type=service_type).delete()
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def update_nsx_dhcp_bindings(session, port_id, org_ip, new_ip):
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try:
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with session.begin(subtransactions=True):
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binding = (session.query(nsx_models.NeutronNsxDhcpBinding).
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filter_by(port_id=port_id, ip_address=org_ip).one())
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binding.ip_address = new_ip
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except exc.NoResultFound:
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LOG.debug("Binding not found for port %s", port_id)
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return
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def get_nsx_dhcp_bindings(session, port_id):
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return [binding for binding in session.query(
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nsx_models.NeutronNsxDhcpBinding).filter_by(port_id=port_id)]
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def get_nsx_dhcp_bindings_by_service(session, service_id):
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return [binding for binding in session.query(
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nsx_models.NeutronNsxDhcpBinding).filter_by(nsx_service_id=service_id)]
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def add_neutron_nsx_dhcp_binding(session, port_id, subnet_id, ip_address,
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service_id, binding_id):
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"""Store DHCP binding of each Neutron port.
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:param session: database session object
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:param port_id: identifier of Neutron port with DHCP binding
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:param subnet_id: identifier of Neutron subnet for the port
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:param ip_address: IP address for the port in this subnet.
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:param service_id: identifier of NSX DHCP service
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:param binding_id: identifier of NSX DHCP binding
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"""
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with session.begin(subtransactions=True):
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binding = nsx_models.NeutronNsxDhcpBinding(
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port_id=port_id, subnet_id=subnet_id, ip_address=ip_address,
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nsx_service_id=service_id, nsx_binding_id=binding_id)
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session.add(binding)
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return binding
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def delete_neutron_nsx_dhcp_binding(session, port_id, binding_id):
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return session.query(nsx_models.NeutronNsxDhcpBinding).filter_by(
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port_id=port_id, nsx_binding_id=binding_id).delete()
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def delete_neutron_nsx_dhcp_bindings_by_service_id(session, service_id):
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return session.query(nsx_models.NeutronNsxDhcpBinding).filter_by(
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nsx_service_id=service_id).delete()
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def get_nsx_switch_ids(session, neutron_id):
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# This function returns a list of NSX switch identifiers because of
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# the possibility of chained logical switches
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return [mapping['nsx_id'] for mapping in
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session.query(nsx_models.NeutronNsxNetworkMapping).filter_by(
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neutron_id=neutron_id)]
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def get_nsx_network_mappings(session, neutron_id):
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# This function returns a list of NSX switch identifiers because of
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# the possibility of chained logical switches
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return session.query(nsx_models.NeutronNsxNetworkMapping).filter_by(
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neutron_id=neutron_id).all()
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def get_nsx_switch_id_for_dvs(session, neutron_id, dvs_id):
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"""Retrieve the NSX switch ID for a given DVS ID and neutron network."""
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try:
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mapping = (session.query(nsx_models.NeutronNsxNetworkMapping).
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filter_by(neutron_id=neutron_id,
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dvs_id=dvs_id).one())
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return mapping['nsx_id']
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except exc.NoResultFound:
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LOG.debug("NSX switch for dvs-id: %s not yet stored in Neutron DB",
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dvs_id)
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def get_net_ids(session, nsx_id):
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return [mapping['neutron_id'] for mapping in
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get_nsx_network_mapping_for_nsx_id(session, nsx_id)]
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def get_nsx_network_mapping_for_nsx_id(session, nsx_id):
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return session.query(nsx_models.NeutronNsxNetworkMapping).filter_by(
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nsx_id=nsx_id).all()
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def get_nsx_networks_mapping(session):
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return session.query(nsx_models.NeutronNsxNetworkMapping).all()
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def get_nsx_switch_and_port_id(session, neutron_id):
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try:
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mapping = (session.query(nsx_models.NeutronNsxPortMapping).
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filter_by(neutron_id=neutron_id).
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one())
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return mapping['nsx_switch_id'], mapping['nsx_port_id']
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except exc.NoResultFound:
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LOG.debug("NSX identifiers for neutron port %s not yet "
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"stored in Neutron DB", neutron_id)
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return None, None
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def get_nsx_router_id(session, neutron_id):
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try:
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mapping = (session.query(nsx_models.NeutronNsxRouterMapping).
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filter_by(neutron_id=neutron_id).one())
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return mapping['nsx_id']
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except exc.NoResultFound:
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LOG.debug("NSX identifiers for neutron router %s not yet "
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"stored in Neutron DB", neutron_id)
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def get_nsx_security_group_id(session, neutron_id):
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"""Return the id of a security group in the NSX backend.
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Note: security groups are called 'security profiles' in NSX
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"""
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try:
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mapping = (session.query(nsx_models.NeutronNsxSecurityGroupMapping).
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filter_by(neutron_id=neutron_id).
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one())
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return mapping['nsx_id']
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except exc.NoResultFound:
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LOG.debug("NSX identifiers for neutron security group %s not yet "
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"stored in Neutron DB", neutron_id)
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return None
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def get_nsx_security_group_ids(session, neutron_ids):
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"""Return list of ids of a security groups in the NSX backend.
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"""
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filters = {'neutron_id': neutron_ids}
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like_filters = None
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query = session.query(nsx_models.NeutronNsxSecurityGroupMapping)
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mappings = _apply_filters_to_query(
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query, nsx_models.NeutronNsxSecurityGroupMapping,
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filters, like_filters).all()
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return [mapping['nsx_id'] for mapping in mappings
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if mapping['nsx_id'] is not None]
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def _delete_by_neutron_id(session, model, neutron_id):
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return session.query(model).filter_by(neutron_id=neutron_id).delete()
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def delete_neutron_nsx_port_mapping(session, neutron_id):
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return _delete_by_neutron_id(
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session, nsx_models.NeutronNsxPortMapping, neutron_id)
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def delete_neutron_nsx_router_mapping(session, neutron_id):
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return _delete_by_neutron_id(
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session, nsx_models.NeutronNsxRouterMapping, neutron_id)
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def unset_default_network_gateways(session):
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with session.begin(subtransactions=True):
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session.query(nsx_models.NetworkGateway).update(
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{nsx_models.NetworkGateway.default: False})
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def set_default_network_gateway(session, gw_id):
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with session.begin(subtransactions=True):
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gw = (session.query(nsx_models.NetworkGateway).
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filter_by(id=gw_id).one())
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gw['default'] = True
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def set_multiprovider_network(session, network_id):
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with session.begin(subtransactions=True):
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multiprovider_network = nsx_models.MultiProviderNetworks(
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network_id)
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session.add(multiprovider_network)
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return multiprovider_network
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def is_multiprovider_network(session, network_id):
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with session.begin(subtransactions=True):
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return bool(
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session.query(nsx_models.MultiProviderNetworks).filter_by(
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network_id=network_id).first())
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# NSXv3 L2 Gateway DB methods.
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def add_l2gw_connection_mapping(session, connection_id, bridge_endpoint_id,
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port_id):
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with session.begin(subtransactions=True):
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mapping = nsx_models.NsxL2GWConnectionMapping(
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connection_id=connection_id,
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port_id=port_id,
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bridge_endpoint_id=bridge_endpoint_id)
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session.add(mapping)
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return mapping
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def get_l2gw_connection_mapping(session, connection_id):
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try:
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return (session.query(nsx_models.NsxL2GWConnectionMapping).
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filter_by(connection_id=connection_id).one())
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except exc.NoResultFound:
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raise nsx_exc.NsxL2GWConnectionMappingNotFound(conn=connection_id)
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# NSXv3 QoS policy id <-> switch Id mapping
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def add_qos_policy_profile_mapping(session, qos_policy_id, switch_profile_id):
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with session.begin(subtransactions=True):
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mapping = nsx_models.QosPolicySwitchProfile(
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qos_policy_id=qos_policy_id,
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switch_profile_id=switch_profile_id)
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session.add(mapping)
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return mapping
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def get_switch_profile_by_qos_policy(session, qos_policy_id):
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try:
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entry = (session.query(nsx_models.QosPolicySwitchProfile).
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filter_by(qos_policy_id=qos_policy_id).one())
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return entry.switch_profile_id
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except exc.NoResultFound:
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raise nsx_exc.NsxQosPolicyMappingNotFound(policy=qos_policy_id)
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def delete_qos_policy_profile_mapping(session, qos_policy_id):
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return (session.query(nsx_models.QosPolicySwitchProfile).
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filter_by(qos_policy_id=qos_policy_id).delete())
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# NSXv3 Port Mirror Sessions DB methods.
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def add_port_mirror_session_mapping(session, tf_id, pm_session_id):
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with session.begin(subtransactions=True):
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mapping = nsx_models.NsxPortMirrorSessionMapping(
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tap_flow_id=tf_id,
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port_mirror_session_id=pm_session_id)
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session.add(mapping)
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return mapping
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def get_port_mirror_session_mapping(session, tf_id):
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try:
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return (session.query(nsx_models.NsxPortMirrorSessionMapping).
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filter_by(tap_flow_id=tf_id).one())
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except exc.NoResultFound:
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raise nsx_exc.NsxPortMirrorSessionMappingNotFound(tf=tf_id)
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def delete_port_mirror_session_mapping(session, tf_id):
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return (session.query(nsx_models.NsxPortMirrorSessionMapping).
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filter_by(tap_flow_id=tf_id).delete())
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@db.context_manager.writer
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def save_sg_mappings(context, sg_id, nsgroup_id, section_id):
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context.session.add(
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nsx_models.NeutronNsxFirewallSectionMapping(neutron_id=sg_id,
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nsx_id=section_id))
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context.session.add(
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nsx_models.NeutronNsxSecurityGroupMapping(neutron_id=sg_id,
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nsx_id=nsgroup_id))
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def get_sg_mappings(session, sg_id):
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nsgroup_mapping = session.query(
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nsx_models.NeutronNsxSecurityGroupMapping
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).filter_by(neutron_id=sg_id).one()
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section_mapping = session.query(
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nsx_models.NeutronNsxFirewallSectionMapping
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).filter_by(neutron_id=sg_id).one()
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return nsgroup_mapping.nsx_id, section_mapping.nsx_id
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def get_sg_rule_mapping(session, rule_id):
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rule_mapping = session.query(
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nsx_models.NeutronNsxRuleMapping).filter_by(
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neutron_id=rule_id).one()
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return rule_mapping.nsx_id
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def save_sg_rule_mappings(session, rules):
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with session.begin(subtransactions=True):
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for neutron_id, nsx_id in rules:
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mapping = nsx_models.NeutronNsxRuleMapping(
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neutron_id=neutron_id, nsx_id=nsx_id)
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session.add(mapping)
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def add_nsx_ipam_subnet_pool(session, subnet_id, nsx_pool_id):
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with session.begin(subtransactions=True):
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binding = nsx_models.NsxSubnetIpam(
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subnet_id=subnet_id,
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nsx_pool_id=nsx_pool_id)
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session.add(binding)
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return binding
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def get_nsx_ipam_pool_for_subnet(session, subnet_id):
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try:
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entry = session.query(
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nsx_models.NsxSubnetIpam).filter_by(
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subnet_id=subnet_id).one()
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return entry.nsx_pool_id
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except exc.NoResultFound:
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return
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def del_nsx_ipam_subnet_pool(session, subnet_id, nsx_pool_id):
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return (session.query(nsx_models.NsxSubnetIpam).
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filter_by(subnet_id=subnet_id,
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nsx_pool_id=nsx_pool_id).delete())
|
|
|
|
|
|
def get_certificate(session, purpose):
|
|
try:
|
|
cert_entry = session.query(
|
|
nsx_models.NsxCertificateRepository).filter_by(
|
|
purpose=purpose).one()
|
|
return cert_entry.certificate, cert_entry.private_key
|
|
except exc.NoResultFound:
|
|
return None, None
|
|
|
|
|
|
def save_certificate(session, purpose, cert, pk):
|
|
with session.begin(subtransactions=True):
|
|
cert_entry = nsx_models.NsxCertificateRepository(
|
|
purpose=purpose,
|
|
certificate=cert,
|
|
private_key=pk)
|
|
session.add(cert_entry)
|
|
|
|
|
|
def delete_certificate(session, purpose):
|
|
return (session.query(nsx_models.NsxCertificateRepository).
|
|
filter_by(purpose=purpose).delete())
|
|
|
|
|
|
def add_nsx_lbaas_loadbalancer_binding(session, loadbalancer_id,
|
|
lb_service_id, lb_router_id,
|
|
vip_address):
|
|
with session.begin(subtransactions=True):
|
|
binding = nsx_models.NsxLbaasLoadbalancer(
|
|
loadbalancer_id=loadbalancer_id, lb_service_id=lb_service_id,
|
|
lb_router_id=lb_router_id, vip_address=vip_address)
|
|
session.add(binding)
|
|
return binding
|
|
|
|
|
|
def get_nsx_lbaas_loadbalancer_binding(session, loadbalancer_id):
|
|
try:
|
|
return session.query(
|
|
nsx_models.NsxLbaasLoadbalancer).filter_by(
|
|
loadbalancer_id=loadbalancer_id).one()
|
|
except exc.NoResultFound:
|
|
return
|
|
|
|
|
|
def get_nsx_lbaas_loadbalancer_binding_by_service(session, lb_service_id):
|
|
return session.query(
|
|
nsx_models.NsxLbaasLoadbalancer).filter_by(
|
|
lb_service_id=lb_service_id).all()
|
|
|
|
|
|
def delete_nsx_lbaas_loadbalancer_binding(session, loadbalancer_id):
|
|
return (session.query(nsx_models.NsxLbaasLoadbalancer).
|
|
filter_by(loadbalancer_id=loadbalancer_id).delete())
|
|
|
|
|
|
def add_nsx_lbaas_listener_binding(session, loadbalancer_id, listener_id,
|
|
app_profile_id, lb_vs_id):
|
|
with session.begin(subtransactions=True):
|
|
binding = nsx_models.NsxLbaasListener(
|
|
loadbalancer_id=loadbalancer_id, listener_id=listener_id,
|
|
app_profile_id=app_profile_id,
|
|
lb_vs_id=lb_vs_id)
|
|
session.add(binding)
|
|
return binding
|
|
|
|
|
|
def get_nsx_lbaas_listener_binding(session, loadbalancer_id, listener_id):
|
|
try:
|
|
return session.query(
|
|
nsx_models.NsxLbaasListener).filter_by(
|
|
loadbalancer_id=loadbalancer_id,
|
|
listener_id=listener_id).one()
|
|
except exc.NoResultFound:
|
|
return
|
|
|
|
|
|
def delete_nsx_lbaas_listener_binding(session, loadbalancer_id, listener_id):
|
|
return (session.query(nsx_models.NsxLbaasListener).
|
|
filter_by(loadbalancer_id=loadbalancer_id,
|
|
listener_id=listener_id).delete())
|
|
|
|
|
|
def add_nsx_lbaas_pool_binding(session, loadbalancer_id, pool_id, lb_pool_id,
|
|
lb_vs_id):
|
|
with session.begin(subtransactions=True):
|
|
binding = nsx_models.NsxLbaasPool(loadbalancer_id=loadbalancer_id,
|
|
pool_id=pool_id,
|
|
lb_pool_id=lb_pool_id,
|
|
lb_vs_id=lb_vs_id)
|
|
session.add(binding)
|
|
return binding
|
|
|
|
|
|
def get_nsx_lbaas_pool_binding(session, loadbalancer_id, pool_id):
|
|
try:
|
|
return session.query(nsx_models.NsxLbaasPool).filter_by(
|
|
loadbalancer_id=loadbalancer_id, pool_id=pool_id).one()
|
|
except exc.NoResultFound:
|
|
return
|
|
|
|
|
|
def delete_nsx_lbaas_pool_binding(session, loadbalancer_id, pool_id):
|
|
return (session.query(nsx_models.NsxLbaasPool).
|
|
filter_by(loadbalancer_id=loadbalancer_id,
|
|
pool_id=pool_id).delete())
|
|
|
|
|
|
def add_nsx_lbaas_monitor_binding(session, loadbalancer_id, pool_id, hm_id,
|
|
lb_monitor_id, lb_pool_id):
|
|
with session.begin(subtransactions=True):
|
|
binding = nsx_models.NsxLbaasMonitor(
|
|
loadbalancer_id=loadbalancer_id, pool_id=pool_id, hm_id=hm_id,
|
|
lb_monitor_id=lb_monitor_id, lb_pool_id=lb_pool_id)
|
|
session.add(binding)
|
|
return binding
|
|
|
|
|
|
def get_nsx_lbaas_monitor_binding(session, loadbalancer_id, pool_id, hm_id):
|
|
try:
|
|
return session.query(nsx_models.NsxLbaasMonitor).filter_by(
|
|
loadbalancer_id=loadbalancer_id,
|
|
pool_id=pool_id, hm_id=hm_id).one()
|
|
except exc.NoResultFound:
|
|
return
|
|
|
|
|
|
def delete_nsx_lbaas_monitor_binding(session, loadbalancer_id, pool_id,
|
|
hm_id):
|
|
return (session.query(nsx_models.NsxLbaasMonitor).
|
|
filter_by(loadbalancer_id=loadbalancer_id,
|
|
pool_id=pool_id, hm_id=hm_id).delete())
|
|
|
|
|
|
def add_nsx_lbaas_l7rule_binding(session, loadbalancer_id, l7policy_id,
|
|
l7rule_id, lb_rule_id, lb_vs_id):
|
|
with session.begin(subtransactions=True):
|
|
binding = nsx_models.NsxLbaasL7Rule(
|
|
loadbalancer_id=loadbalancer_id, l7policy_id=l7policy_id,
|
|
l7rule_id=l7rule_id, lb_rule_id=lb_rule_id, lb_vs_id=lb_vs_id)
|
|
session.add(binding)
|
|
return binding
|
|
|
|
|
|
def get_nsx_lbaas_l7rule_binding(session, loadbalancer_id, l7policy_id,
|
|
l7rule_id):
|
|
try:
|
|
return session.query(nsx_models.NsxLbaasL7Rule).filter_by(
|
|
loadbalancer_id=loadbalancer_id, l7policy_id=l7policy_id,
|
|
l7rule_id=l7rule_id).one()
|
|
except exc.NoResultFound:
|
|
return
|
|
|
|
|
|
def delete_nsx_lbaas_l7rule_binding(session, loadbalancer_id, l7policy_id,
|
|
l7rule_id):
|
|
return (session.query(nsx_models.NsxLbaasL7Rule).
|
|
filter_by(loadbalancer_id=loadbalancer_id,
|
|
l7policy_id=l7policy_id,
|
|
l7rule_id=l7rule_id).delete())
|