91 lines
3.7 KiB
Python
91 lines
3.7 KiB
Python
"""API Key 数据模型"""
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import datetime
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import uuid
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from enum import StrEnum
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from sqlalchemy import Column, String, Boolean, DateTime, Integer, ForeignKey, Text
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from sqlalchemy.dialects.postgresql import UUID, JSONB
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from sqlalchemy.orm import relationship
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from app.db import Base
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class ApiKeyType(StrEnum):
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"""API Key 类型"""
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APP = "app" # 应用 API Key
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RAG = "rag" # RAG API Key
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MEMORY = "memory" # Memory API Key
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GENERAL = "general" # 通用 API Key
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class ApiKey(Base):
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"""API Key 表"""
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__tablename__ = "api_keys"
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id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4, index=True)
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# 基本信息
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name = Column(String(255), nullable=False, comment="API Key 名称")
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description = Column(Text, comment="描述")
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key_prefix = Column(String(20), nullable=False, comment="Key 前缀")
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key_hash = Column(String(255), nullable=False, unique=True, index=True, comment="Key 哈希值")
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# 类型和权限
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type = Column(String(50), nullable=False, index=True, comment="API Key 类型")
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scopes = Column(JSONB, nullable=False, default=list, comment="权限范围列表")
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# 关联资源
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workspace_id = Column(UUID(as_uuid=True), ForeignKey("workspaces.id", ondelete="CASCADE"), nullable=False, index=True, comment="所属工作空间")
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resource_id = Column(UUID(as_uuid=True), index=True, comment="关联资源ID")
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resource_type = Column(String(50), comment="资源类型")
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# 限制和配额
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rate_limit = Column(Integer, default=100, comment="速率限制（请求/分钟）")
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quota_limit = Column(Integer, comment="配额限制（总请求数）")
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quota_used = Column(Integer, default=0, comment="已使用配额")
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# 有效期
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expires_at = Column(DateTime, comment="过期时间")
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# 状态
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is_active = Column(Boolean, default=True, nullable=False, comment="是否激活")
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last_used_at = Column(DateTime, comment="最后使用时间")
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usage_count = Column(Integer, default=0, comment="使用次数")
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# 审计
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created_by = Column(UUID(as_uuid=True), ForeignKey("users.id"), nullable=False, comment="创建者")
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created_at = Column(DateTime, nullable=False, default=datetime.datetime.now, comment="创建时间")
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updated_at = Column(DateTime, nullable=False, default=datetime.datetime.now, onupdate=datetime.datetime.now, comment="更新时间")
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# 关系
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workspace = relationship("Workspace", back_populates="api_keys")
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creator = relationship("User", foreign_keys=[created_by])
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logs = relationship("ApiKeyLog", back_populates="api_key", cascade="all, delete-orphan")
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class ApiKeyLog(Base):
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"""API Key 使用日志表"""
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__tablename__ = "api_key_logs"
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id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4, index=True)
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api_key_id = Column(UUID(as_uuid=True), ForeignKey("api_keys.id", ondelete="CASCADE"), nullable=False, index=True, comment="API Key ID")
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# 请求信息
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endpoint = Column(String(255), nullable=False, comment="请求端点")
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method = Column(String(10), nullable=False, comment="HTTP 方法")
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ip_address = Column(String(50), comment="IP 地址")
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user_agent = Column(Text, comment="User Agent")
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# 响应信息
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status_code = Column(Integer, comment="响应状态码")
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response_time = Column(Integer, comment="响应时间（毫秒）")
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# Token 使用
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tokens_used = Column(Integer, comment="使用的 Token 数")
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# 时间
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created_at = Column(DateTime, nullable=False, default=datetime.datetime.now, index=True, comment="创建时间")
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# 关系
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api_key = relationship("ApiKey", back_populates="logs")
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