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add content-addressed message id utility

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Alex Stokes 2020-02-27 12:13:17 -08:00
parent ef666267bd
commit 857cc29d27
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1 changed files with 6 additions and 0 deletions
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6
libp2p/pubsub/pubsub.py
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@ -1,4 +1,6 @@
import base64
import functools
import hashlib
import logging
import time
from typing import (
@ -52,6 +54,10 @@ def get_peer_and_seqno_msg_id(msg: rpc_pb2.Message) -> bytes:
return msg.seqno + msg.from_id
def get_content_addressed_msg_id(msg: rpc_pb2.Message) -> bytes:
return base64.b64encode(hashlib.sha256(msg.data).digest())
class TopicValidator(NamedTuple):
validator: ValidatorFn
is_async: bool