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use attr.s for VerifyKeyRequest

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because namedtuple is awful
This commit is contained in:
Richard van der Hoff 2019-04-01 12:28:40 +01:00
parent f76d407ef3
commit 099829d5a9
2 changed files with 21 additions and 16 deletions
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1
changelog.d/5296.misc Normal file
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@ -0,0 +1 @@
Refactor keyring.VerifyKeyRequest to use attr.s.

36
synapse/crypto/keyring.py
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@ -15,12 +15,12 @@
# limitations under the License. # limitations under the License.
import logging import logging
from collections import namedtuple
import six import six
from six import raise_from from six import raise_from
from six.moves import urllib from six.moves import urllib
import attr
from signedjson.key import ( from signedjson.key import (
decode_verify_key_bytes, decode_verify_key_bytes,
encode_verify_key_base64, encode_verify_key_base64,
@ -57,22 +57,26 @@ from synapse.util.retryutils import NotRetryingDestination
logger = logging.getLogger(__name__) logger = logging.getLogger(__name__)
VerifyKeyRequest = namedtuple( @attr.s(slots=True, cmp=False)
"VerifyRequest", ("server_name", "key_ids", "json_object", "deferred") class VerifyKeyRequest(object):
) """
""" A request for a verify key to verify a JSON object.
A request for a verify key to verify a JSON object.
Attributes: Attributes:
server_name(str): The name of the server to verify against. server_name(str): The name of the server to verify against.
key_ids(set(str)): The set of key_ids to that could be used to verify the key_ids(set[str]): The set of key_ids to that could be used to verify the
JSON object JSON object
json_object(dict): The JSON object to verify. json_object(dict): The JSON object to verify.
deferred(Deferred[str, str, nacl.signing.VerifyKey]): deferred(Deferred[str, str, nacl.signing.VerifyKey]):
A deferred (server_name, key_id, verify_key) tuple that resolves when A deferred (server_name, key_id, verify_key) tuple that resolves when
a verify key has been fetched. The deferreds' callbacks are run with no a verify key has been fetched. The deferreds' callbacks are run with no
logcontext. logcontext.
""" """
server_name = attr.ib()
key_ids = attr.ib()
json_object = attr.ib()
deferred = attr.ib()
class KeyLookupError(ValueError): class KeyLookupError(ValueError):