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# Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with # this work for additional information regarding copyright ownership. # The ASF licenses this file to You 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 libcloud.dns.base import DNSDriver, Zone, Record from libcloud.dns.types import RecordType from libcloud.dns.types import ZoneDoesNotExistError, ZoneAlreadyExistsError from libcloud.dns.types import RecordDoesNotExistError from libcloud.dns.types import RecordAlreadyExistsError class DummyDNSDriver(DNSDriver): """ Dummy DNS driver. >>> from libcloud.dns.drivers.dummy import DummyDNSDriver >>> driver = DummyDNSDriver('key', 'secret') >>> driver.name 'Dummy DNS Provider' """ name = 'Dummy DNS Provider' website = 'http://example.com' def __init__(self, api_key, api_secret): """ :param api_key: API key or username to used (required) :type api_key: ``str`` :param api_secret: Secret password to be used (required) :type api_secret: ``str`` :rtype: ``None`` """ self._zones = {} def list_record_types(self): """ >>> driver = DummyDNSDriver('key', 'secret') >>> driver.list_record_types() ['A'] @inherits: :class:`DNSDriver.list_record_types` """ return [RecordType.A] def list_zones(self): """ >>> driver = DummyDNSDriver('key', 'secret') >>> driver.list_zones() [] @inherits: :class:`DNSDriver.list_zones` """ return [zone['zone'] for zone in list(self._zones.values())] def list_records(self, zone): """ >>> driver = DummyDNSDriver('key', 'secret') >>> zone = driver.create_zone(domain='apache.org', type='master', ... ttl=100) >>> list(zone.list_records()) [] >>> record = driver.create_record(name='libcloud', zone=zone, ... type=RecordType.A, data='127.0.0.1') >>> list(zone.list_records()) #doctest: +ELLIPSIS [<Record: zone=apache.org, name=libcloud, type=A...>] """ return self._zones[zone.id]['records'].values() def get_zone(self, zone_id): """ >>> driver = DummyDNSDriver('key', 'secret') >>> driver.get_zone(zone_id='foobar') ... #doctest: +IGNORE_EXCEPTION_DETAIL Traceback (most recent call last): ZoneDoesNotExistError: @inherits: :class:`DNSDriver.get_zone` """ if zone_id not in self._zones: raise ZoneDoesNotExistError(driver=self, value=None, zone_id=zone_id) return self._zones[zone_id]['zone'] def get_record(self, zone_id, record_id): """ >>> driver = DummyDNSDriver('key', 'secret') >>> driver.get_record(zone_id='doesnotexist', record_id='exists') ... #doctest: +IGNORE_EXCEPTION_DETAIL Traceback (most recent call last): ZoneDoesNotExistError: @inherits: :class:`DNSDriver.get_record` """ self.get_zone(zone_id=zone_id) zone_records = self._zones[zone_id]['records'] if record_id not in zone_records: raise RecordDoesNotExistError(record_id=record_id, value=None, driver=self) return zone_records[record_id] def create_zone(self, domain, type='master', ttl=None, extra=None): """ >>> driver = DummyDNSDriver('key', 'secret') >>> zone = driver.create_zone(domain='apache.org', type='master', ... ttl=100) >>> zone <Zone: domain=apache.org, ttl=100, provider=Dummy DNS Provider ...> >>> zone = driver.create_zone(domain='apache.org', type='master', ... ttl=100) ... #doctest: +IGNORE_EXCEPTION_DETAIL Traceback (most recent call last): ZoneAlreadyExistsError: @inherits: :class:`DNSDriver.create_zone` """ id = 'id-%s' % (domain) if id in self._zones: raise ZoneAlreadyExistsError(zone_id=id, value=None, driver=self) zone = Zone(id=id, domain=domain, type=type, ttl=ttl, extra={}, driver=self) self._zones[id] = {'zone': zone, 'records': {}} return zone def create_record(self, name, zone, type, data, extra=None): """ >>> driver = DummyDNSDriver('key', 'secret') >>> zone = driver.create_zone(domain='apache.org', type='master', ... ttl=100) >>> record = driver.create_record(name='libcloud', zone=zone, ... type=RecordType.A, data='127.0.0.1') >>> record #doctest: +ELLIPSIS <Record: zone=apache.org, name=libcloud, type=A, data=127.0.0.1...> >>> record = driver.create_record(name='libcloud', zone=zone, ... type=RecordType.A, data='127.0.0.1') ... #doctest: +IGNORE_EXCEPTION_DETAIL Traceback (most recent call last): RecordAlreadyExistsError: @inherits: :class:`DNSDriver.create_record` """ id = 'id-%s' % (name) zone = self.get_zone(zone_id=zone.id) if id in self._zones[zone.id]['records']: raise RecordAlreadyExistsError(record_id=id, value=None, driver=self) record = Record(id=id, name=name, type=type, data=data, extra=extra, zone=zone, driver=self) self._zones[zone.id]['records'][id] = record return record def delete_zone(self, zone): """ >>> driver = DummyDNSDriver('key', 'secret') >>> zone = driver.create_zone(domain='apache.org', type='master', ... ttl=100) >>> driver.delete_zone(zone) True >>> driver.delete_zone(zone) #doctest: +IGNORE_EXCEPTION_DETAIL Traceback (most recent call last): ZoneDoesNotExistError: @inherits: :class:`DNSDriver.delete_zone` """ self.get_zone(zone_id=zone.id) del self._zones[zone.id] return True def delete_record(self, record): """ >>> driver = DummyDNSDriver('key', 'secret') >>> zone = driver.create_zone(domain='apache.org', type='master', ... ttl=100) >>> record = driver.create_record(name='libcloud', zone=zone, ... type=RecordType.A, data='127.0.0.1') >>> driver.delete_record(record) True >>> driver.delete_record(record) #doctest: +IGNORE_EXCEPTION_DETAIL Traceback (most recent call last): RecordDoesNotExistError: @inherits: :class:`DNSDriver.delete_record` """ self.get_record(zone_id=record.zone.id, record_id=record.id) del self._zones[record.zone.id]['records'][record.id] return True if __name__ == "__main__": import doctest doctest.testmod()