191 lines
6.5 KiB
Python
191 lines
6.5 KiB
Python
# Copyright 2013 Hewlett-Packard Development Company, L.P.
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#
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# Author: Kiall Mac Innes <kiall@hp.com>
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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 pecan
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from oslo_config import cfg
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from designate import exceptions
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from designate import utils
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from designate.api.v2.controllers import rest
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from designate.api.v2.controllers import recordsets
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from designate.api.v2.controllers.zones import tasks
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from designate.api.v2.controllers.zones import nameservers
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from designate import objects
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from designate.objects.adapters import DesignateAdapter
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CONF = cfg.CONF
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class ZonesController(rest.RestController):
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SORT_KEYS = ['created_at', 'id', 'updated_at', 'name', 'tenant_id',
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'serial', 'ttl', 'status']
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recordsets = recordsets.RecordSetsController()
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tasks = tasks.TasksController()
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nameservers = nameservers.NameServersController()
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@pecan.expose(template='json:', content_type='application/json')
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@utils.validate_uuid('zone_id')
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def get_one(self, zone_id):
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"""Get Zone"""
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# TODO(kiall): Validate we have a sane UUID for zone_id
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request = pecan.request
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context = request.environ['context']
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return DesignateAdapter.render(
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'API_v2',
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self.central_api.get_domain(context, zone_id),
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request=request)
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@pecan.expose(template='json:', content_type='application/json')
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def get_all(self, **params):
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"""List Zones"""
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request = pecan.request
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context = request.environ['context']
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marker, limit, sort_key, sort_dir = utils.get_paging_params(
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params, self.SORT_KEYS)
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# Extract any filter params.
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accepted_filters = ('name', 'type', 'email', 'status',
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'description', 'ttl', )
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criterion = self._apply_filter_params(
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params, accepted_filters, {})
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return DesignateAdapter.render(
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'API_v2',
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self.central_api.find_domains(
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context, criterion, marker, limit, sort_key, sort_dir),
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request=request)
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@pecan.expose(template='json:', content_type='application/json')
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def post_all(self):
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"""Create Zone"""
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request = pecan.request
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response = pecan.response
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context = request.environ['context']
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zone = request.body_dict
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# We need to check the zone type before validating the schema since if
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# it's the type is SECONDARY we need to set the email to the mgmt email
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if isinstance(zone, dict):
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if 'type' not in zone:
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zone['type'] = 'PRIMARY'
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zone = DesignateAdapter.parse('API_v2', zone, objects.Domain())
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zone.validate()
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if zone.type == 'SECONDARY':
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mgmt_email = CONF['service:central'].managed_resource_email
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zone['email'] = mgmt_email
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# Create the zone
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zone = self.central_api.create_domain(context, zone)
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# Prepare the response headers
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# If the zone has been created asynchronously
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if zone['status'] == 'PENDING':
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response.status_int = 202
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else:
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response.status_int = 201
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# Prepare and return the response body
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zone = DesignateAdapter.render('API_v2', zone, request=request)
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response.headers['Location'] = zone['links']['self']
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return zone
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@pecan.expose(template='json:', content_type='application/json')
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@pecan.expose(template='json:', content_type='application/json-patch+json')
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@utils.validate_uuid('zone_id')
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def patch_one(self, zone_id):
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"""Update Zone"""
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# TODO(kiall): This needs cleanup to say the least..
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request = pecan.request
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context = request.environ['context']
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body = request.body_dict
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response = pecan.response
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# TODO(kiall): Validate we have a sane UUID for zone_id
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# Fetch the existing zone
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zone = self.central_api.get_domain(context, zone_id)
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# Don't allow updates to zones that are being deleted
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if zone.action == "DELETE":
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raise exceptions.BadRequest('Can not update a deleting zone')
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if request.content_type == 'application/json-patch+json':
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# Possible pattern:
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#
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# 1) Load existing zone.
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# 2) Apply patch, maintain list of changes.
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# 3) Return changes, after passing through the code ^ for plain
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# JSON.
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#
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# Difficulties:
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#
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# 1) "Nested" resources? records inside a recordset.
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# 2) What to do when a zone doesn't exist in the first place?
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# 3) ...?
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raise NotImplemented('json-patch not implemented')
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else:
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# Update the zone object with the new values
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zone = DesignateAdapter.parse('API_v2', body, zone)
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zone.validate()
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# If masters are specified then we set zone.transferred_at to None
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# which will cause a new transfer
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if 'attributes' in zone.obj_what_changed():
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zone.transferred_at = None
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# Update and persist the resource
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if zone.type == 'SECONDARY' and 'email' in zone.obj_what_changed():
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msg = "Changed email is not allowed."
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raise exceptions.InvalidObject(msg)
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increment_serial = zone.type == 'PRIMARY'
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zone = self.central_api.update_domain(
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context, zone, increment_serial=increment_serial)
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if zone.status == 'PENDING':
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response.status_int = 202
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else:
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response.status_int = 200
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return DesignateAdapter.render('API_v2', zone, request=request)
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@pecan.expose(template='json:', content_type='application/json')
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@utils.validate_uuid('zone_id')
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def delete_one(self, zone_id):
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"""Delete Zone"""
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request = pecan.request
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response = pecan.response
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context = request.environ['context']
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zone = self.central_api.delete_domain(context, zone_id)
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response.status_int = 202
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return DesignateAdapter.render('API_v2', zone, request=request)
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