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MoviePilot/app/chain/user.py
2025-12-23 14:58:00 +08:00

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import secrets
from typing import Optional, Tuple, Union
from app.chain import ChainBase
from app.core.config import settings
from app.core.security import get_password_hash, verify_password
from app.db.models.user import User
from app.db.user_oper import UserOper
from app.log import logger
from app.schemas import AuthCredentials, AuthInterceptCredentials
from app.schemas.types import ChainEventType
from app.utils.otp import OtpUtils
PASSWORD_INVALID_CREDENTIALS_MESSAGE = "用户名或密码或二次校验码不正确"
class UserChain(ChainBase):
"""
用户链,处理多种认证协议
"""
def user_authenticate(
self,
username: Optional[str] = None,
password: Optional[str] = None,
mfa_code: Optional[str] = None,
code: Optional[str] = None,
grant_type: Optional[str] = "password"
) -> Union[Tuple[bool, Optional[str]], Tuple[bool, Optional[User]]]:
"""
认证用户,根据不同的 grant_type 处理不同的认证流程
:param username: 用户名,适用于 "password" grant_type
:param password: 用户密码,适用于 "password" grant_type
:param mfa_code: 一次性密码,适用于 "password" grant_type
:param code: 授权码,适用于 "authorization_code" grant_type
:param grant_type: 认证类型,如 "password", "authorization_code", "client_credentials"
:return:
- 对于成功的认证,返回 (True, User)
- 对于失败的认证,返回 (False, "错误信息")
"""
credentials = AuthCredentials(
username=username,
password=password,
mfa_code=mfa_code,
code=code,
grant_type=grant_type
)
logger.debug(f"认证类型:{grant_type},开始准备对用户 {username} 进行身份校验")
if credentials.grant_type == "password":
# Password 认证
success, user_or_message = self.password_authenticate(credentials=credentials)
if success:
# 如果用户启用了二次验证码,则进一步验证
mfa_result = self._verify_mfa(user_or_message, credentials.mfa_code)
if mfa_result == "MFA_REQUIRED":
return False, "MFA_REQUIRED"
elif not mfa_result:
return False, PASSWORD_INVALID_CREDENTIALS_MESSAGE
logger.info(f"用户 {username} 通过密码认证成功")
return True, user_or_message
else:
# 用户不存在或密码错误,考虑辅助认证
if settings.AUXILIARY_AUTH_ENABLE:
logger.warning("密码认证失败,尝试通过外部服务进行辅助认证 ...")
aux_success, aux_user_or_message = self.auxiliary_authenticate(credentials=credentials)
if aux_success:
# 辅助认证成功后再验证二次验证码
mfa_result = self._verify_mfa(aux_user_or_message, credentials.mfa_code)
if mfa_result == "MFA_REQUIRED":
return False, "MFA_REQUIRED"
elif not mfa_result:
return False, PASSWORD_INVALID_CREDENTIALS_MESSAGE
return True, aux_user_or_message
else:
return False, PASSWORD_INVALID_CREDENTIALS_MESSAGE
else:
logger.debug(f"辅助认证未启用,用户 {username} 认证失败")
return False, PASSWORD_INVALID_CREDENTIALS_MESSAGE
elif credentials.grant_type == "authorization_code":
# 处理其他认证类型的分支
if settings.AUXILIARY_AUTH_ENABLE:
aux_success, aux_user_or_message = self.auxiliary_authenticate(credentials=credentials)
if aux_success:
return True, aux_user_or_message
else:
return False, "认证失败"
else:
return False, "认证失败"
else:
logger.debug(f"辅助认证未启用,认证类型 {grant_type} 未实现")
return False, "不支持的认证类型"
@staticmethod
def password_authenticate(credentials: AuthCredentials) -> Tuple[bool, Union[User, str]]:
"""
密码认证
:param credentials: 认证凭证,包含用户名、密码以及可选的 MFA 认证码
:return:
- 成功时返回 (True, User),其中 User 是认证通过的用户对象
- 失败时返回 (False, "错误信息")
"""
if not credentials or credentials.grant_type != "password":
logger.info("密码认证失败,认证类型不匹配")
return False, PASSWORD_INVALID_CREDENTIALS_MESSAGE
user = UserOper().get_by_name(name=credentials.username)
if not user:
logger.info(f"密码认证失败,用户 {credentials.username} 不存在")
return False, PASSWORD_INVALID_CREDENTIALS_MESSAGE
if not user.is_active:
logger.info(f"密码认证失败,用户 {credentials.username} 已被禁用")
return False, PASSWORD_INVALID_CREDENTIALS_MESSAGE
if not verify_password(credentials.password, str(user.hashed_password)):
logger.info(f"密码认证失败,用户 {credentials.username} 的密码验证不通过")
return False, PASSWORD_INVALID_CREDENTIALS_MESSAGE
return True, user
def auxiliary_authenticate(self, credentials: AuthCredentials) -> Tuple[bool, Union[User, str]]:
"""
辅助用户认证
:param credentials: 认证凭证,包含必要的认证信息
:return:
- 成功时返回 (True, User),其中 User 是认证通过的用户对象
- 失败时返回 (False, "错误信息")
"""
if not credentials:
return False, "认证凭证无效"
# 检查是否因为用户被禁用
useroper = UserOper()
if credentials.username:
user = useroper.get_by_name(name=credentials.username)
if user and not user.is_active:
logger.info(f"用户 {user.name} 已被禁用,跳过后续身份校验")
return False, PASSWORD_INVALID_CREDENTIALS_MESSAGE
logger.debug(f"认证类型:{credentials.grant_type},尝试通过系统模块进行辅助认证,用户: {credentials.username}")
result = self.run_module("user_authenticate", credentials=credentials)
if not result:
logger.debug(f"通过系统模块辅助认证失败,尝试触发 {ChainEventType.AuthVerification} 事件")
event = self.eventmanager.send_event(etype=ChainEventType.AuthVerification, data=credentials)
if not event or not event.event_data:
logger.error(f"认证类型:{credentials.grant_type},辅助认证失败,未返回有效数据")
return False, f"认证类型:{credentials.grant_type},辅助认证事件失败或无效"
credentials = event.event_data # 使用事件返回的认证数据
else:
logger.info(f"通过系统模块辅助认证成功,用户: {credentials.username}")
credentials = result # 使用模块认证返回的认证数据
# 处理认证成功的逻辑
success = self._process_auth_success(username=credentials.username, credentials=credentials)
if success:
logger.info(f"用户 {credentials.username} 辅助认证通过")
return True, useroper.get_by_name(credentials.username)
else:
logger.warning(f"用户 {credentials.username} 辅助认证未通过")
return False, PASSWORD_INVALID_CREDENTIALS_MESSAGE
@staticmethod
def _verify_mfa(user: User, mfa_code: Optional[str]) -> Union[bool, str]:
"""
验证 MFA二次验证码
检查用户是否启用了 OTP 或 PassKey如果启用了任何一种都需要提供验证
:param user: 用户对象
:param mfa_code: 二次验证码如果提供了则验证OTP
:return:
- 如果验证成功返回 True
- 如果需要MFA但未提供返回 "MFA_REQUIRED"
- 如果MFA验证失败返回 False
"""
# 检查用户是否有PassKey
from app.db.models.passkey import PassKey
has_passkey = bool(PassKey.get_by_user_id(db=None, user_id=user.id))
# 如果用户既没有启用OTP也没有PassKey直接通过
if not user.is_otp and not has_passkey:
return True
# 如果用户启用了OTP或PassKey但没有提供验证码需要进行二次验证
if not mfa_code:
logger.info(f"用户 {user.name} 已启用双重验证OTP: {user.is_otp}, PassKey: {has_passkey}),需要提供验证码")
return "MFA_REQUIRED"
# 如果提供了验证码,且用户启用了 OTP则验证 OTP
if user.is_otp:
if not OtpUtils.check(str(user.otp_secret), mfa_code):
logger.info(f"用户 {user.name} 的 MFA 认证失败")
return False
# OTP 验证成功
return True
# 用户未启用 OTP此时提供的 mfa_code 无效;如果启用了 PassKey则仍需通过 PassKey 验证
if has_passkey:
logger.info(
f"用户 {user.name} 未启用 OTP但已启用 PassKey提供的 MFA 验证码将被忽略,仍需通过 PassKey 验证"
)
return "MFA_REQUIRED"
return True
def _process_auth_success(self, username: str, credentials: AuthCredentials) -> bool:
"""
处理辅助认证成功的逻辑,返回用户对象或创建新用户
:param username: 用户名
:param credentials: 认证凭证,包含 token、channel、service 等信息
:return:
- 如果认证成功并且用户存在或已创建,返回 User 对象
- 如果认证被拦截或失败,返回 None
"""
if not username:
logger.info(f"未能获取到对应的用户信息,{credentials.grant_type} 认证不通过")
return False
token, channel, service = credentials.token, credentials.channel, credentials.service
if not all([token, channel, service]):
logger.info(f"用户 {username} 未通过 {credentials.grant_type} 认证,必要信息不足")
return False
# 触发认证通过的拦截事件
intercept_event = self.eventmanager.send_event(
etype=ChainEventType.AuthIntercept,
data=AuthInterceptCredentials(username=username, channel=channel, service=service,
token=token, status="completed")
)
if intercept_event and intercept_event.event_data:
intercept_data: AuthInterceptCredentials = intercept_event.event_data
if intercept_data.cancel:
logger.warning(
f"认证被拦截,用户:{username},渠道:{channel},服务:{service},拦截源:{intercept_data.source}")
return False
# 检查用户是否存在,如果不存在且当前为密码认证时则创建新用户
useroper = UserOper()
user = useroper.get_by_name(name=username)
if user:
# 如果用户存在,但是已经被禁用,则直接响应
if not user.is_active:
logger.info(f"辅助认证失败,用户 {username} 已被禁用")
return False
anonymized_token = f"{token[:len(token) // 2]}********"
logger.info(
f"认证类型:{credentials.grant_type},用户:{username},渠道:{channel}"
f"服务:{service} 认证成功token{anonymized_token}")
return True
else:
if credentials.grant_type == "password":
useroper.add(name=username, is_active=True, is_superuser=False,
hashed_password=get_password_hash(secrets.token_urlsafe(16)))
logger.info(f"用户 {username} 不存在,已通过 {credentials.grant_type} 认证并已创建普通用户")
return True
else:
logger.warning(
f"认证类型:{credentials.grant_type},用户:{username},渠道:{channel}"
f"服务:{service} 认证不通过,未能在本地找到对应的用户信息")
return False