185 lines
6.2 KiB
Python
185 lines
6.2 KiB
Python
#
|
|
# 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 heat.common import exception
|
|
|
|
from oslo.utils import excutils
|
|
from oslo_log import log as logging
|
|
import six
|
|
|
|
from heat.common.i18n import _
|
|
from heat.common.i18n import _LE
|
|
from heat.engine import attributes
|
|
from heat.engine import constraints
|
|
from heat.engine import properties
|
|
from heat.engine import resource
|
|
from heat.engine import support
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
|
|
class NovaFloatingIp(resource.Resource):
|
|
support_status = support.SupportStatus(version='2014.1')
|
|
|
|
PROPERTIES = (POOL,) = ('pool',)
|
|
|
|
ATTRIBUTES = (
|
|
POOL_ATTR, IP,
|
|
) = (
|
|
'pool', 'ip',
|
|
)
|
|
|
|
properties_schema = {
|
|
POOL: properties.Schema(
|
|
properties.Schema.STRING,
|
|
description=_('Allocate a floating IP from a given '
|
|
'floating IP pool.')
|
|
),
|
|
}
|
|
|
|
attributes_schema = {
|
|
POOL_ATTR: attributes.Schema(
|
|
_('Pool from which floating IP is allocated.')
|
|
),
|
|
IP: attributes.Schema(
|
|
_('Allocated floating IP address.')
|
|
),
|
|
}
|
|
|
|
default_client_name = 'nova'
|
|
|
|
def __init__(self, name, json_snippet, stack):
|
|
super(NovaFloatingIp, self).__init__(name, json_snippet, stack)
|
|
self._floating_ip = None
|
|
|
|
def _get_resource(self):
|
|
if self._floating_ip is None and self.resource_id is not None:
|
|
self._floating_ip = self.nova().floating_ips.get(self.resource_id)
|
|
|
|
return self._floating_ip
|
|
|
|
def handle_create(self):
|
|
try:
|
|
pool = self.properties.get(self.POOL)
|
|
floating_ip = self.nova().floating_ips.create(pool=pool)
|
|
except Exception as e:
|
|
with excutils.save_and_reraise_exception():
|
|
if self.client_plugin().is_not_found(e):
|
|
if pool is None:
|
|
LOG.error(_LE('Could not allocate floating IP. '
|
|
'Probably there is no default floating'
|
|
' IP pool is configured.'))
|
|
|
|
self.resource_id_set(floating_ip.id)
|
|
self._floating_ip = floating_ip
|
|
|
|
def handle_delete(self):
|
|
if self.resource_id is not None:
|
|
try:
|
|
self.nova().floating_ips.delete(self.resource_id)
|
|
except Exception as e:
|
|
self.client_plugin().ignore_not_found(e)
|
|
|
|
def _resolve_attribute(self, key):
|
|
floating_ip = self._get_resource()
|
|
attributes = {
|
|
self.POOL_ATTR: getattr(floating_ip, self.POOL_ATTR, None),
|
|
self.IP: floating_ip.ip
|
|
}
|
|
return six.text_type(attributes[key])
|
|
|
|
|
|
class NovaFloatingIpAssociation(resource.Resource):
|
|
support_status = support.SupportStatus(version='2014.1')
|
|
|
|
PROPERTIES = (
|
|
SERVER, FLOATING_IP
|
|
) = (
|
|
'server_id', 'floating_ip'
|
|
)
|
|
|
|
properties_schema = {
|
|
SERVER: properties.Schema(
|
|
properties.Schema.STRING,
|
|
_('Server to assign floating IP to.'),
|
|
required=True,
|
|
update_allowed=True,
|
|
constraints=[
|
|
constraints.CustomConstraint('nova.server')
|
|
]
|
|
),
|
|
FLOATING_IP: properties.Schema(
|
|
properties.Schema.STRING,
|
|
_('ID of the floating IP to assign to the server.'),
|
|
required=True,
|
|
update_allowed=True
|
|
),
|
|
}
|
|
|
|
default_client_name = 'nova'
|
|
|
|
def FnGetRefId(self):
|
|
return self.physical_resource_name_or_FnGetRefId()
|
|
|
|
def handle_create(self):
|
|
server = self.nova().servers.get(self.properties[self.SERVER])
|
|
fl_ip = self.nova().floating_ips.get(self.properties[self.FLOATING_IP])
|
|
|
|
self.nova().servers.add_floating_ip(server, fl_ip.ip)
|
|
if self.id is not None:
|
|
self.resource_id_set(self.id)
|
|
else:
|
|
raise exception.ResourceNotAvailable(resource_name=self.name)
|
|
|
|
def handle_delete(self):
|
|
if self.resource_id is None:
|
|
return
|
|
|
|
try:
|
|
server = self.nova().servers.get(self.properties[self.SERVER])
|
|
if server:
|
|
fl_ip = self.nova().floating_ips.get(
|
|
self.properties[self.FLOATING_IP])
|
|
self.nova().servers.remove_floating_ip(server, fl_ip.ip)
|
|
except Exception as e:
|
|
self.client_plugin().ignore_conflict_and_not_found(e)
|
|
|
|
def handle_update(self, json_snippet, tmpl_diff, prop_diff):
|
|
if prop_diff:
|
|
# If floating_ip in prop_diff, we need to remove the old floating
|
|
# ip from the old server, and then to add the new floating ip
|
|
# to the old/new(if the server_id is changed) server.
|
|
# If prop_diff only has the server_id, no need to remove the
|
|
# floating ip from the old server, nova does this automatically
|
|
# when calling add_floating_ip().
|
|
if self.FLOATING_IP in prop_diff:
|
|
self.handle_delete()
|
|
server_id = (prop_diff.get(self.SERVER) or
|
|
self.properties[self.SERVER])
|
|
fl_ip_id = (prop_diff.get(self.FLOATING_IP) or
|
|
self.properties[self.FLOATING_IP])
|
|
server = self.nova().servers.get(server_id)
|
|
fl_ip = self.nova().floating_ips.get(fl_ip_id)
|
|
|
|
self.nova().servers.add_floating_ip(server, fl_ip.ip)
|
|
if self.id is not None:
|
|
self.resource_id_set(self.id)
|
|
else:
|
|
raise exception.ResourceNotAvailable(resource_name=self.name)
|
|
|
|
|
|
def resource_mapping():
|
|
return {
|
|
'OS::Nova::FloatingIP': NovaFloatingIp,
|
|
'OS::Nova::FloatingIPAssociation': NovaFloatingIpAssociation,
|
|
}
|