db44e8e0bf
blueprint brocade-quantum-plugin This plugin is meant to orchestrate Brocade VCS switches running NOS, examples of these are: 1. VDX 67xx series of switches 2. VDX 87xx series of switches Change-Id: Ia8c91ba0e70d3dc7fa79e7f0e09f869542846954
153 lines
4.5 KiB
Python
153 lines
4.5 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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#
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# Copyright 2013 Brocade Communications System, 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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#
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# Authors:
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# Shiv Haris (sharis@brocade.com)
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# Varma Bhupatiraju (vbhupati@#brocade.com)
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"""
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Brocade specific database schema/model.
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"""
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import sqlalchemy as sa
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from quantum.db import model_base
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from quantum.db import models_v2
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class BrocadeNetwork(model_base.BASEV2, models_v2.HasId):
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"""Schema for brocade network."""
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vlan = sa.Column(sa.String(10))
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class BrocadePort(model_base.BASEV2):
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"""Schema for brocade port."""
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port_id = sa.Column(sa.String(36), primary_key=True, default="")
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network_id = sa.Column(sa.String(36),
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sa.ForeignKey("brocadenetworks.id"),
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nullable=False)
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admin_state_up = sa.Column(sa.Boolean, nullable=False)
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physical_interface = sa.Column(sa.String(36))
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vlan_id = sa.Column(sa.String(36))
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tenant_id = sa.Column(sa.String(36))
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def create_network(context, net_id, vlan):
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"""Create a brocade specific network/port-profiles."""
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session = context.session
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with session.begin(subtransactions=True):
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net = BrocadeNetwork(id=net_id, vlan=vlan)
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session.add(net)
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return net
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def delete_network(context, net_id):
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"""Delete a brocade specific network/port-profiles."""
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session = context.session
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with session.begin(subtransactions=True):
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net = (session.query(BrocadeNetwork).filter_by(id=net_id).first())
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if net is not None:
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session.delete(net)
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def get_network(context, net_id, fields=None):
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"""Get brocade specific network, with vlan extension."""
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session = context.session
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return (session.query(BrocadeNetwork).filter_by(id=net_id).first())
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def get_networks(context, filters=None, fields=None):
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"""Get all brocade specific networks."""
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session = context.session
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try:
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nets = session.query(BrocadeNetwork).all()
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return nets
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except sa.exc.SQLAlchemyError:
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return None
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def create_port(context, port_id, network_id, physical_interface,
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vlan_id, tenant_id, admin_state_up):
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"""Create a brocade specific port, has policy like vlan."""
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# port_id is truncated: since the linux-bridge tap device names are
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# based on truncated port id, this enables port lookups using
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# tap devices
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port_id = port_id[0:11]
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session = context.session
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with session.begin(subtransactions=True):
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port = BrocadePort(port_id=port_id,
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network_id=network_id,
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physical_interface=physical_interface,
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vlan_id=vlan_id,
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admin_state_up=admin_state_up,
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tenant_id=tenant_id)
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session.add(port)
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return port
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def get_port(context, port_id):
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"""get a brocade specific port."""
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port_id = port_id[0:11]
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session = context.session
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port = (session.query(BrocadePort).filter_by(port_id=port_id).first())
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return port
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def get_ports(context, network_id=None):
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"""get a brocade specific port."""
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session = context.session
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ports = (session.query(BrocadePort).filter_by(network_id=network_id).all())
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return ports
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def delete_port(context, port_id):
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"""delete brocade specific port."""
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port_id = port_id[0:11]
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session = context.session
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with session.begin(subtransactions=True):
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port = (session.query(BrocadePort).filter_by(port_id=port_id).first())
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if port is not None:
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session.delete(port)
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def get_port_from_device(session, port_id):
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"""get port from the tap device."""
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# device is same as truncated port_id
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port = (session.query(BrocadePort).filter_by(port_id=port_id).first())
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return port
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def update_port_state(context, port_id, admin_state_up):
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"""Update port attributes."""
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port_id = port_id[0:11]
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session = context.session
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session.query(BrocadePort).filter_by(
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port_id=port_id).update({'admin_state_up': admin_state_up})
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