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# 导入库
# pip install cryptography
# 参考文档：
import time
import base64
from cryptography . hazmat . primitives . ciphers . aead import AESGCM
aes_key = ' 1d35eefc2b8207d615028d056ce5296c '
aes_associatedData = " 12345 "
aes_nonce = " 3229172322917278 "
# 加密
def st_aes_en_func ( de_data ) :
aesgcm = AESGCM ( aes_key . encode ( ) )
ct = aesgcm . encrypt ( aes_nonce . encode ( ) , de_data . encode ( ) , aes_associatedData . encode ( ) )
return base64 . b64encode ( ct ) . decode ( ' utf-8 ' )
# 解密
def st_aes_de_func ( en_data ) :
en_data = base64 . b64decode ( en_data . encode ( ' utf-8 ' ) )
aesgcm = AESGCM ( aes_key . encode ( ) )
ct = aesgcm . decrypt ( aes_nonce . encode ( ) , en_data , aes_associatedData . encode ( ) )
return ct . decode ( )
def getenData ( machine_id ) :
# 获取当前时间的时间戳（秒）
timestamp_in_seconds = time . time ( )
# 将时间戳转换为毫秒
timestamp_in_milliseconds = int ( timestamp_in_seconds * 1000 )
de_data = ' { " timestamp " : %s , " machine_id " : " %s " } ' % ( timestamp_in_milliseconds , machine_id )
enData = st_aes_en_func ( de_data )
return enData
