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16 lines
497 B
Python
16 lines
497 B
Python
import hmac
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from nonebot.utils import logger_wrapper
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import hashlib
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import base64
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log = logger_wrapper("DING")
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def calc_hmac_base64(timestamp: str, secret: str):
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secret_enc = secret.encode('utf-8')
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string_to_sign = '{}\n{}'.format(timestamp, secret)
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string_to_sign_enc = string_to_sign.encode('utf-8')
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hmac_code = hmac.new(secret_enc,
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string_to_sign_enc,
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digestmod=hashlib.sha256).digest()
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return base64.b64encode(hmac_code)
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