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"""DNS Authenticator for Sakura Cloud DNS."""
import logging
from typing import Any
from typing import Callable
from typing import Optional
from requests import HTTPError
from certbot import errors
from certbot.plugins import dns_common_lexicon
logger = logging.getLogger(__name__)
APIKEY_URL = "https://secure.sakura.ad.jp/cloud/#!/apikey/top/"
class Authenticator(dns_common_lexicon.LexiconDNSAuthenticator):
"""DNS Authenticator for Sakura Cloud DNS
This Authenticator uses the Sakura Cloud API to fulfill a dns-01 challenge.
"""
description = 'Obtain certificates using a DNS TXT record ' + \
'(if you are using Sakura Cloud for DNS).'
def __init__(self, *args: Any, **kwargs: Any) -> None:
super().__init__(*args, **kwargs)
self._add_provider_option('api-token',
f'API token for Sakura Cloud API obtained from {APIKEY_URL}',
'auth_token')
self._add_provider_option('api-secret',
f'API secret for Sakura Cloud API obtained from {APIKEY_URL}',
'auth_secret')
@classmethod
def add_parser_arguments(cls, add: Callable[..., None],
default_propagation_seconds: int = 30) -> None:
super().add_parser_arguments(
add, default_propagation_seconds=90)
add('credentials', help='Sakura Cloud credentials file.')
def more_info(self) -> str:
return 'This plugin configures a DNS TXT record to respond to a dns-01 challenge using ' + \
'the Sakura Cloud API.'
@property
def _provider_name(self) -> str:
return 'sakuracloud'
def _handle_http_error(self, e: HTTPError, domain_name: str) -> Optional[errors.PluginError]:
if domain_name in str(e) and (str(e).startswith('404 Client Error: Not Found for url:')):
return None # Expected errors when zone name guess is wrong
return super()._handle_http_error(e, domain_name)
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