5da7062881
Simply removes the vim header line and the empty line following it (when present) for files in the api, db, and extenssions base directories. In one single _init_ file in this patchset, all comment lines are removed. Change-Id: I81b7168dc2ad74b8c30a87e50a531e157851499e Partial-Bug: 1229324
205 lines
8.1 KiB
Python
205 lines
8.1 KiB
Python
# Copyright (c) 2012 OpenStack Foundation.
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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 sqlalchemy as sa
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from sqlalchemy import orm
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from neutron.common import constants
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from neutron.db import model_base
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from neutron.openstack.common import uuidutils
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class HasTenant(object):
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"""Tenant mixin, add to subclasses that have a tenant."""
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# NOTE(jkoelker) tenant_id is just a free form string ;(
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tenant_id = sa.Column(sa.String(255))
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class HasId(object):
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"""id mixin, add to subclasses that have an id."""
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id = sa.Column(sa.String(36),
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primary_key=True,
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default=uuidutils.generate_uuid)
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class HasStatusDescription(object):
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"""Status with description mixin."""
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status = sa.Column(sa.String(16), nullable=False)
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status_description = sa.Column(sa.String(255))
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class IPAvailabilityRange(model_base.BASEV2):
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"""Internal representation of available IPs for Neutron subnets.
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Allocation - first entry from the range will be allocated.
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If the first entry is equal to the last entry then this row
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will be deleted.
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Recycling ips involves reading the IPAllocationPool and IPAllocation tables
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and inserting ranges representing available ips. This happens after the
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final allocation is pulled from this table and a new ip allocation is
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requested. Any contiguous ranges of available ips will be inserted as a
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single range.
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"""
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allocation_pool_id = sa.Column(sa.String(36),
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sa.ForeignKey('ipallocationpools.id',
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ondelete="CASCADE"),
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nullable=False,
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primary_key=True)
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first_ip = sa.Column(sa.String(64), nullable=False, primary_key=True)
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last_ip = sa.Column(sa.String(64), nullable=False, primary_key=True)
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def __repr__(self):
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return "%s - %s" % (self.first_ip, self.last_ip)
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class IPAllocationPool(model_base.BASEV2, HasId):
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"""Representation of an allocation pool in a Neutron subnet."""
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subnet_id = sa.Column(sa.String(36), sa.ForeignKey('subnets.id',
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ondelete="CASCADE"),
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nullable=True)
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first_ip = sa.Column(sa.String(64), nullable=False)
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last_ip = sa.Column(sa.String(64), nullable=False)
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available_ranges = orm.relationship(IPAvailabilityRange,
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backref='ipallocationpool',
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lazy="joined",
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cascade='delete')
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def __repr__(self):
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return "%s - %s" % (self.first_ip, self.last_ip)
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class IPAllocation(model_base.BASEV2):
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"""Internal representation of allocated IP addresses in a Neutron subnet.
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"""
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port_id = sa.Column(sa.String(36), sa.ForeignKey('ports.id',
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ondelete="CASCADE"),
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nullable=True)
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ip_address = sa.Column(sa.String(64), nullable=False, primary_key=True)
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subnet_id = sa.Column(sa.String(36), sa.ForeignKey('subnets.id',
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ondelete="CASCADE"),
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nullable=False, primary_key=True)
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network_id = sa.Column(sa.String(36), sa.ForeignKey("networks.id",
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ondelete="CASCADE"),
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nullable=False, primary_key=True)
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class Route(object):
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"""mixin of a route."""
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destination = sa.Column(sa.String(64), nullable=False, primary_key=True)
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nexthop = sa.Column(sa.String(64), nullable=False, primary_key=True)
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class SubnetRoute(model_base.BASEV2, Route):
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subnet_id = sa.Column(sa.String(36),
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sa.ForeignKey('subnets.id',
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ondelete="CASCADE"),
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primary_key=True)
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class Port(model_base.BASEV2, HasId, HasTenant):
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"""Represents a port on a Neutron v2 network."""
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name = sa.Column(sa.String(255))
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network_id = sa.Column(sa.String(36), sa.ForeignKey("networks.id"),
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nullable=False)
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fixed_ips = orm.relationship(IPAllocation, backref='ports', lazy='joined')
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mac_address = sa.Column(sa.String(32), nullable=False)
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admin_state_up = sa.Column(sa.Boolean(), nullable=False)
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status = sa.Column(sa.String(16), nullable=False)
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device_id = sa.Column(sa.String(255), nullable=False)
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device_owner = sa.Column(sa.String(255), nullable=False)
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def __init__(self, id=None, tenant_id=None, name=None, network_id=None,
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mac_address=None, admin_state_up=None, status=None,
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device_id=None, device_owner=None, fixed_ips=None):
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self.id = id
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self.tenant_id = tenant_id
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self.name = name
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self.network_id = network_id
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self.mac_address = mac_address
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self.admin_state_up = admin_state_up
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self.device_owner = device_owner
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self.device_id = device_id
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# Since this is a relationship only set it if one is passed in.
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if fixed_ips:
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self.fixed_ips = fixed_ips
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# NOTE(arosen): status must be set last as an event is triggered on!
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self.status = status
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class DNSNameServer(model_base.BASEV2):
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"""Internal representation of a DNS nameserver."""
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address = sa.Column(sa.String(128), nullable=False, primary_key=True)
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subnet_id = sa.Column(sa.String(36),
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sa.ForeignKey('subnets.id',
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ondelete="CASCADE"),
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primary_key=True)
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class Subnet(model_base.BASEV2, HasId, HasTenant):
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"""Represents a neutron subnet.
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When a subnet is created the first and last entries will be created. These
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are used for the IP allocation.
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"""
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name = sa.Column(sa.String(255))
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network_id = sa.Column(sa.String(36), sa.ForeignKey('networks.id'))
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ip_version = sa.Column(sa.Integer, nullable=False)
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cidr = sa.Column(sa.String(64), nullable=False)
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gateway_ip = sa.Column(sa.String(64))
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allocation_pools = orm.relationship(IPAllocationPool,
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backref='subnet',
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lazy="joined",
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cascade='delete')
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enable_dhcp = sa.Column(sa.Boolean())
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dns_nameservers = orm.relationship(DNSNameServer,
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backref='subnet',
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cascade='all, delete, delete-orphan')
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routes = orm.relationship(SubnetRoute,
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backref='subnet',
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cascade='all, delete, delete-orphan')
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shared = sa.Column(sa.Boolean)
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ipv6_ra_mode = sa.Column(sa.Enum(constants.IPV6_SLAAC,
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constants.DHCPV6_STATEFUL,
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constants.DHCPV6_STATELESS,
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name='ipv6_modes'), nullable=True)
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ipv6_address_mode = sa.Column(sa.Enum(constants.IPV6_SLAAC,
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constants.DHCPV6_STATEFUL,
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constants.DHCPV6_STATELESS,
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name='ipv6_modes'), nullable=True)
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class Network(model_base.BASEV2, HasId, HasTenant):
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"""Represents a v2 neutron network."""
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name = sa.Column(sa.String(255))
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ports = orm.relationship(Port, backref='networks')
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subnets = orm.relationship(Subnet, backref='networks',
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lazy="joined")
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status = sa.Column(sa.String(16))
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admin_state_up = sa.Column(sa.Boolean)
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shared = sa.Column(sa.Boolean)
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