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7c15d35 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 | import secrets
import string
from datetime import datetime, timedelta
from typing import Optional
from jose import JWTError, jwt
from passlib.context import CryptContext
from app.config import settings
pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
def generate_card_key(length: int = 16, prefix: str = "") -> str:
"""生成卡密"""
chars = string.ascii_uppercase + string.digits
random_part = ''.join(secrets.choice(chars) for _ in range(length))
if prefix:
return f"{prefix}-{random_part}"
return random_part
def generate_access_link(card_key: str, base_url: str = "http://localhost:3000") -> str:
"""生成访问链接"""
return f"{base_url}/access/{card_key}"
def generate_session_id() -> str:
"""生成会话ID"""
return secrets.token_urlsafe(32)
def verify_password(plain_password: str, hashed_password: str) -> bool:
"""验证密码"""
return pwd_context.verify(plain_password, hashed_password)
def get_password_hash(password: str) -> str:
"""哈希密码"""
return pwd_context.hash(password)
def create_access_token(data: dict, expires_delta: Optional[timedelta] = None) -> str:
"""创建访问令牌"""
to_encode = data.copy()
if expires_delta:
expire = datetime.utcnow() + expires_delta
else:
expire = datetime.utcnow() + timedelta(minutes=15)
to_encode.update({"exp": expire})
encoded_jwt = jwt.encode(to_encode, settings.SECRET_KEY, algorithm=settings.ALGORITHM)
return encoded_jwt
def verify_token(token: str) -> Optional[dict]:
"""验证令牌"""
try:
payload = jwt.decode(token, settings.SECRET_KEY, algorithms=[settings.ALGORITHM])
return payload
except JWTError:
return None
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