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47 lines
1.5 KiB
Python
47 lines
1.5 KiB
Python
import jwt
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import datetime
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from flask import current_app
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from app.config_loader import config_loader
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def create_token(user_id: str) -> str:
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"""
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创建JWT访问令牌，有效期由配置文件中的JWT_EXPIRATION_HOURS决定。
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:param user_id: 用户ID
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:return: JWT 访问令牌
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"""
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payload = {
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"user_id": user_id,
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"exp": datetime.datetime.utcnow() + datetime.timedelta(hours=config_loader.JWT_EXPIRATION_HOURS)
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}
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return jwt.encode(payload, current_app.config["SECRET_KEY"], algorithm=config_loader.JWT_ALGORITHM)
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# 创建刷新token，有效期是访问token的两倍
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def create_refresh_token(user_id: str) -> str:
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"""
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创建JWT刷新令牌，有效期为访问令牌的两倍。
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:param user_id: 用户ID
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:return: JWT 刷新令牌
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"""
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payload = {
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"user_id": user_id,
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"exp": datetime.datetime.utcnow() + datetime.timedelta(hours=config_loader.JWT_EXPIRATION_HOURS * 2)
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}
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return jwt.encode(payload, current_app.config["SECRET_KEY"], algorithm=config_loader.JWT_ALGORITHM)
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def verify_token(token: str)-> str | None:
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"""
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验证JWT令牌并返回用户ID，如果无效则返回None。
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:param token: JWT令牌字符串
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:type token: str
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:return: 用户ID或None
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:rtype: str | None
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"""
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try:
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data = jwt.decode(token, current_app.config["SECRET_KEY"], algorithms=[config_loader.JWT_ALGORITHM])
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return data["user_id"]
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except:
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return None
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