240 lines
10 KiB
Python
240 lines
10 KiB
Python
# Copyright 2014 Red Hat, Inc.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License. You may obtain
|
|
# a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
# License for the specific language governing permissions and limitations
|
|
# under the License.
|
|
|
|
from nova import db
|
|
from nova import exception
|
|
from nova.objects import base as obj_base
|
|
from nova.objects import fields
|
|
from nova.objects import instance as instance_obj
|
|
from nova.objects import network as network_obj
|
|
from nova.objects import virtual_interface as vif_obj
|
|
from nova.openstack.common import timeutils
|
|
|
|
|
|
FIXED_IP_OPTIONAL_ATTRS = ['instance', 'network']
|
|
|
|
|
|
class FixedIP(obj_base.NovaPersistentObject, obj_base.NovaObject):
|
|
# Version 1.0: Initial version
|
|
# Version 1.1: Added virtual_interface field
|
|
VERSION = '1.1'
|
|
|
|
fields = {
|
|
'id': fields.IntegerField(),
|
|
'address': fields.IPV4AndV6Address(),
|
|
'network_id': fields.IntegerField(nullable=True),
|
|
'virtual_interface_id': fields.IntegerField(nullable=True),
|
|
'instance_uuid': fields.UUIDField(nullable=True),
|
|
'allocated': fields.BooleanField(),
|
|
'leased': fields.BooleanField(),
|
|
'reserved': fields.BooleanField(),
|
|
'host': fields.StringField(nullable=True),
|
|
'instance': fields.ObjectField('Instance', nullable=True),
|
|
'network': fields.ObjectField('Network', nullable=True),
|
|
'virtual_interface': fields.ObjectField('VirtualInterface',
|
|
nullable=True),
|
|
}
|
|
|
|
@property
|
|
def floating_ips(self):
|
|
# NOTE(danms): avoid circular import
|
|
from nova.objects import floating_ip
|
|
return floating_ip.FloatingIPList.get_by_fixed_ip_id(self._context,
|
|
self.id)
|
|
|
|
@staticmethod
|
|
def _from_db_object(context, fixedip, db_fixedip, expected_attrs=None):
|
|
if expected_attrs is None:
|
|
expected_attrs = []
|
|
for field in fixedip.fields:
|
|
if field == 'virtual_interface':
|
|
# NOTE(danms): This field is only set when doing a
|
|
# FixedIPList.get_by_network() because it's a relatively
|
|
# special-case thing, so skip it here
|
|
continue
|
|
if field not in FIXED_IP_OPTIONAL_ATTRS:
|
|
fixedip[field] = db_fixedip[field]
|
|
# NOTE(danms): Instance could be deleted, and thus None
|
|
if 'instance' in expected_attrs:
|
|
fixedip.instance = instance_obj.Instance._from_db_object(
|
|
context,
|
|
instance_obj.Instance(),
|
|
db_fixedip['instance']) if db_fixedip['instance'] else None
|
|
if 'network' in expected_attrs:
|
|
fixedip.network = network_obj.Network._from_db_object(
|
|
context, network_obj.Network(), db_fixedip['network'])
|
|
fixedip._context = context
|
|
fixedip.obj_reset_changes()
|
|
return fixedip
|
|
|
|
@obj_base.remotable_classmethod
|
|
def get_by_id(cls, context, id, expected_attrs=None):
|
|
if expected_attrs is None:
|
|
expected_attrs = []
|
|
get_network = 'network' in expected_attrs
|
|
db_fixedip = db.fixed_ip_get(context, id, get_network=get_network)
|
|
return cls._from_db_object(context, cls(), db_fixedip, expected_attrs)
|
|
|
|
@obj_base.remotable_classmethod
|
|
def get_by_address(cls, context, address, expected_attrs=None):
|
|
if expected_attrs is None:
|
|
expected_attrs = []
|
|
db_fixedip = db.fixed_ip_get_by_address(context, str(address),
|
|
columns_to_join=expected_attrs)
|
|
return cls._from_db_object(context, cls(), db_fixedip, expected_attrs)
|
|
|
|
@obj_base.remotable_classmethod
|
|
def get_by_floating_address(cls, context, address):
|
|
db_fixedip = db.fixed_ip_get_by_floating_address(context, address)
|
|
return cls._from_db_object(context, cls(), db_fixedip)
|
|
|
|
@obj_base.remotable_classmethod
|
|
def get_by_network_and_host(cls, context, network_id, host):
|
|
db_fixedip = db.fixed_ip_get_by_network_host(context, network_id, host)
|
|
return cls._from_db_object(context, cls(), db_fixedip)
|
|
|
|
@obj_base.remotable_classmethod
|
|
def associate(cls, context, address, instance_uuid, network_id=None,
|
|
reserved=False):
|
|
db_fixedip = db.fixed_ip_associate(context, address, instance_uuid,
|
|
network_id=network_id,
|
|
reserved=reserved)
|
|
return cls._from_db_object(context, cls(), db_fixedip)
|
|
|
|
@obj_base.remotable_classmethod
|
|
def associate_pool(cls, context, network_id, instance_uuid=None,
|
|
host=None):
|
|
db_fixedip = db.fixed_ip_associate_pool(context, network_id,
|
|
instance_uuid=instance_uuid,
|
|
host=host)
|
|
return cls._from_db_object(context, cls(), db_fixedip)
|
|
|
|
@obj_base.remotable_classmethod
|
|
def disassociate_by_address(cls, context, address):
|
|
db.fixed_ip_disassociate(context, address)
|
|
|
|
@obj_base.remotable_classmethod
|
|
def _disassociate_all_by_timeout(cls, context, host, time_str):
|
|
time = timeutils.parse_isotime(time_str)
|
|
return db.fixed_ip_disassociate_all_by_timeout(context, host, time)
|
|
|
|
@classmethod
|
|
def disassociate_all_by_timeout(cls, context, host, time):
|
|
return cls._disassociate_all_by_timeout(context, host,
|
|
timeutils.isotime(time))
|
|
|
|
@obj_base.remotable
|
|
def create(self, context):
|
|
updates = self.obj_get_changes()
|
|
if 'id' in updates:
|
|
raise exception.ObjectActionError(action='create',
|
|
reason='already created')
|
|
if 'address' in updates:
|
|
updates['address'] = str(updates['address'])
|
|
db_fixedip = db.fixed_ip_create(context, updates)
|
|
self._from_db_object(context, self, db_fixedip)
|
|
|
|
@obj_base.remotable
|
|
def save(self, context):
|
|
updates = self.obj_get_changes()
|
|
if 'address' in updates:
|
|
raise exception.ObjectActionError(action='save',
|
|
reason='address is not mutable')
|
|
db.fixed_ip_update(context, str(self.address), updates)
|
|
self.obj_reset_changes()
|
|
|
|
@obj_base.remotable
|
|
def disassociate(self, context):
|
|
db.fixed_ip_disassociate(context, str(self.address))
|
|
self.instance_uuid = None
|
|
self.instance = None
|
|
self.obj_reset_changes(['instance_uuid', 'instance'])
|
|
|
|
|
|
class FixedIPList(obj_base.ObjectListBase, obj_base.NovaObject):
|
|
# Version 1.0: Initial version
|
|
# Version 1.1: Added get_by_network()
|
|
VERSION = '1.1'
|
|
|
|
fields = {
|
|
'objects': fields.ListOfObjectsField('FixedIP'),
|
|
}
|
|
child_versions = {
|
|
'1.0': '1.0',
|
|
'1.1': '1.1',
|
|
}
|
|
|
|
@obj_base.remotable_classmethod
|
|
def get_all(cls, context):
|
|
db_fixedips = db.fixed_ip_get_all(context)
|
|
return obj_base.obj_make_list(context, cls(), FixedIP, db_fixedips)
|
|
|
|
@obj_base.remotable_classmethod
|
|
def get_by_instance_uuid(cls, context, instance_uuid):
|
|
db_fixedips = db.fixed_ip_get_by_instance(context, instance_uuid)
|
|
return obj_base.obj_make_list(context, cls(), FixedIP, db_fixedips)
|
|
|
|
@obj_base.remotable_classmethod
|
|
def get_by_host(cls, context, host):
|
|
db_fixedips = db.fixed_ip_get_by_host(context, host)
|
|
return obj_base.obj_make_list(context, cls(), FixedIP, db_fixedips)
|
|
|
|
@obj_base.remotable_classmethod
|
|
def get_by_virtual_interface_id(cls, context, vif_id):
|
|
db_fixedips = db.fixed_ips_by_virtual_interface(context, vif_id)
|
|
return obj_base.obj_make_list(context, cls(), FixedIP, db_fixedips)
|
|
|
|
@obj_base.remotable_classmethod
|
|
def get_by_network(cls, context, network, host=None):
|
|
ipinfo = db.network_get_associated_fixed_ips(context,
|
|
network['id'],
|
|
host=host)
|
|
if not ipinfo:
|
|
return []
|
|
|
|
fips = cls(context=context, objects=[])
|
|
|
|
for info in ipinfo:
|
|
inst = instance_obj.Instance(context=context,
|
|
uuid=info['instance_uuid'],
|
|
hostname=info['instance_hostname'],
|
|
created_at=info['instance_created'],
|
|
updated_at=info['instance_updated'])
|
|
vif = vif_obj.VirtualInterface(context=context,
|
|
id=info['vif_id'],
|
|
address=info['vif_address'])
|
|
fip = FixedIP(context=context,
|
|
address=info['address'],
|
|
instance_uuid=info['instance_uuid'],
|
|
network_id=info['network_id'],
|
|
virtual_interface_id=info['vif_id'],
|
|
allocated=info['allocated'],
|
|
leased=info['leased'],
|
|
instance=inst,
|
|
virtual_interface=vif)
|
|
fips.objects.append(fip)
|
|
fips.obj_reset_changes()
|
|
return fips
|
|
|
|
@obj_base.remotable_classmethod
|
|
def bulk_create(self, context, fixed_ips):
|
|
ips = []
|
|
for fixedip in fixed_ips:
|
|
ip = obj_base.obj_to_primitive(fixedip)
|
|
if 'id' in ip:
|
|
raise exception.ObjectActionError(action='create',
|
|
reason='already created')
|
|
ips.append(ip)
|
|
db.fixed_ip_bulk_create(context, ips)
|