44 lines
1.2 KiB
Python
44 lines
1.2 KiB
Python
from typing import TYPE_CHECKING
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from sqlalchemy import Column, Text
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from sqlmodel import Field, Relationship
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from .base import TableBase
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if TYPE_CHECKING:
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from .user import User
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class UserAuthn(TableBase, table=True):
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"""用户 WebAuthn 凭证模型，与 User 为多对一关系"""
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__tablename__ = "user_authn"
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credential_id: str = Field(max_length=255, unique=True, index=True)
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"""凭证 ID，Base64 编码"""
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credential_public_key: str = Field(sa_column=Column(Text))
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"""凭证公钥，Base64 编码"""
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sign_count: int = Field(default=0, ge=0)
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"""签名计数器，用于防重放攻击"""
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credential_device_type: str = Field(max_length=32)
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"""凭证设备类型：'single_device' 或 'multi_device'"""
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credential_backed_up: bool = Field(default=False)
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"""凭证是否已备份"""
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transports: str | None = Field(default=None, max_length=255)
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"""支持的传输方式，逗号分隔，如 'usb,nfc,ble,internal'"""
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name: str | None = Field(default=None, max_length=100)
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"""用户自定义的凭证名称，便于识别"""
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# 外键
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user_id: int = Field(foreign_key="user.id", index=True)
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"""所属用户ID"""
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# 关系
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user: "User" = Relationship(back_populates="authns")
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