173 lines
5.6 KiB
Python
173 lines
5.6 KiB
Python
#
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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 heat.common import exception
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from heat.common.i18n import _
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from heat.engine import constraints
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from heat.engine import properties
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from heat.engine import resource
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from heat.engine import support
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class DesignateRecordSet(resource.Resource):
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"""Heat Template Resource for Designate RecordSet.
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Designate provides DNS-as-a-Service services for OpenStack. RecordSet
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helps to add more than one records.
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"""
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support_status = support.SupportStatus(
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version='8.0.0')
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PROPERTIES = (
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NAME, TTL, DESCRIPTION, TYPE, RECORDS, ZONE
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) = (
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'name', 'ttl', 'description', 'type', 'records', 'zone'
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)
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_ALLOWED_TYPES = (
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A, AAAA, CNAME, MX, SRV, TXT, SPF,
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NS, PTR, SSHFP, SOA
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) = (
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'A', 'AAAA', 'CNAME', 'MX', 'SRV', 'TXT', 'SPF',
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'NS', 'PTR', 'SSHFP', 'SOA'
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)
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properties_schema = {
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# Based on RFC 1035, length of name is set to max of 255
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NAME: properties.Schema(
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properties.Schema.STRING,
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_('RecordSet name.'),
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constraints=[constraints.Length(max=255)]
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),
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# Based on RFC 1035, range for ttl is set to 1 to signed 32 bit number
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TTL: properties.Schema(
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properties.Schema.INTEGER,
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_('Time To Live (Seconds).'),
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update_allowed=True,
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constraints=[constraints.Range(min=1,
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max=2147483647)]
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),
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# designate mandates to the max length of 160 for description
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DESCRIPTION: properties.Schema(
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properties.Schema.STRING,
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_('Description of RecordSet.'),
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update_allowed=True,
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constraints=[constraints.Length(max=160)]
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),
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TYPE: properties.Schema(
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properties.Schema.STRING,
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_('DNS RecordSet type.'),
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required=True,
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constraints=[constraints.AllowedValues(
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_ALLOWED_TYPES
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)]
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),
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RECORDS: properties.Schema(
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properties.Schema.LIST,
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_('A list of data for this RecordSet. Each item will be a '
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'separate record in Designate These items should conform to the '
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'DNS spec for the record type - e.g. A records must be IPv4 '
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'addresses, CNAME records must be a hostname. DNS record data '
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'varies based on the type of record. For more details, please '
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'refer rfc 1035.'),
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update_allowed=True,
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required=True
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),
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ZONE: properties.Schema(
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properties.Schema.STRING,
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_('DNS Zone id or name.'),
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required=True,
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constraints=[constraints.CustomConstraint('designate.zone')]
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),
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}
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default_client_name = 'designate'
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entity = 'recordsets'
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def handle_create(self):
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args = dict((k, v) for k, v in six.iteritems(self.properties) if v)
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args['type_'] = args.pop(self.TYPE)
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if not args.get(self.NAME):
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args[self.NAME] = self.physical_resource_name()
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rs = self.client().recordsets.create(**args)
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self.resource_id_set(rs['id'])
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def _check_status_complete(self):
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recordset = self.client().recordsets.get(
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recordset=self.resource_id,
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zone=self.properties[self.ZONE]
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)
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if recordset['status'] == 'ERROR':
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raise exception.ResourceInError(
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resource_status=recordset['status'],
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status_reason=_('Error in RecordSet'))
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return recordset['status'] != 'PENDING'
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def check_create_complete(self, handler_data=None):
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return self._check_status_complete()
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def handle_update(self, json_snippet, tmpl_diff, prop_diff):
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args = dict()
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for prp in (self.TTL, self.DESCRIPTION, self.RECORDS):
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if prop_diff.get(prp):
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args[prp] = prop_diff.get(prp)
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if prop_diff.get(self.TYPE):
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args['type_'] = prop_diff.get(self.TYPE)
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if len(args.keys()) > 0:
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self.client().recordsets.update(
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recordset=self.resource_id,
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zone=self.properties[self.ZONE],
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values=args)
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def check_update_complete(self, handler_data=None):
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return self._check_status_complete()
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def handle_delete(self):
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if self.resource_id is not None:
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with self.client_plugin().ignore_not_found:
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self.client().recordsets.delete(
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recordset=self.resource_id,
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zone=self.properties[self.ZONE]
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)
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return self.resource_id
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def check_delete_complete(self, handler_data=None):
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if handler_data:
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with self.client_plugin().ignore_not_found:
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return self._check_status_complete()
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return True
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def _show_resource(self):
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return self.client().recordsets.get(
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recordset=self.resource_id,
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zone=self.properties[self.ZONE]
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)
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def resource_mapping():
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return {
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'OS::Designate::RecordSet': DesignateRecordSet
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}
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