2024-05-19 14:11:28 +00:00
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import logging
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2024-08-27 22:10:27 +00:00
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import time
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from typing import Optional
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2024-05-19 10:46:24 +00:00
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2024-12-10 08:54:13 +00:00
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from open_webui.internal.db import Base, JSONField, get_db
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2024-09-04 14:54:48 +00:00
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from open_webui.env import SRC_LOG_LEVELS
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2024-11-15 09:29:07 +00:00
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2025-09-02 20:56:48 +00:00
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from open_webui.models.groups import Groups
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2024-12-10 08:54:13 +00:00
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from open_webui.models.users import Users, UserResponse
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2024-11-15 09:29:07 +00:00
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2024-08-27 22:10:27 +00:00
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from pydantic import BaseModel, ConfigDict
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2024-11-15 09:29:07 +00:00
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2025-12-09 03:26:42 +00:00
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from sqlalchemy import Index
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from sqlalchemy import BigInteger, Column, Text, JSON, Boolean, Integer, String
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2024-05-24 07:26:00 +00:00
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2024-11-15 09:29:07 +00:00
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2024-11-17 00:51:55 +00:00
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from open_webui.utils.access_control import has_access
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2024-11-15 09:29:07 +00:00
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2024-05-19 14:11:28 +00:00
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log = logging.getLogger(__name__)
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log.setLevel(SRC_LOG_LEVELS["MODELS"])
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2024-05-19 10:46:24 +00:00
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####################
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# Models DB Schema
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####################
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# ModelParams is a model for the data stored in the params field of the Model table
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class ModelParams(BaseModel):
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2024-05-24 06:47:01 +00:00
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model_config = ConfigDict(extra="allow")
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2024-05-21 21:05:16 +00:00
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pass
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# ModelMeta is a model for the data stored in the meta field of the Model table
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class ModelMeta(BaseModel):
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2024-07-09 06:07:23 +00:00
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profile_image_url: Optional[str] = "/static/favicon.png"
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2024-05-25 01:26:36 +00:00
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2024-05-24 06:47:01 +00:00
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description: Optional[str] = None
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2024-05-19 10:46:24 +00:00
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"""
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2024-05-19 14:11:28 +00:00
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User-facing description of the model.
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2024-05-19 10:46:24 +00:00
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"""
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2024-05-25 06:34:58 +00:00
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capabilities: Optional[dict] = None
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2024-05-19 10:46:24 +00:00
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2024-05-24 06:47:01 +00:00
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model_config = ConfigDict(extra="allow")
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pass
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2024-05-19 10:46:24 +00:00
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2024-06-18 13:03:31 +00:00
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class Model(Base):
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__tablename__ = "model"
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2024-06-24 11:21:51 +00:00
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id = Column(Text, primary_key=True)
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2025-12-09 03:26:42 +00:00
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"""模型唯一标识符,用于 API 调用"""
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2024-06-24 11:21:51 +00:00
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user_id = Column(Text)
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2025-12-09 03:26:42 +00:00
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"""模型创建者的用户 ID,用于权限控制"""
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2024-05-19 10:46:24 +00:00
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2024-06-24 11:21:51 +00:00
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base_model_id = Column(Text, nullable=True)
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2025-12-09 03:26:42 +00:00
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"""指向实际使用的基础模型的 ID,NULL 表示基础模型"""
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2024-05-19 10:46:24 +00:00
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2024-06-24 11:21:51 +00:00
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name = Column(Text)
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"""人类可读的模型显示名称"""
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icon_url = Column(Text, nullable=True)
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"""模型图标 URL,用于列表展示"""
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provider = Column(String(50), nullable=True)
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"""供应商标识,如 openai、anthropic、ollama"""
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description = Column(Text, nullable=True)
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"""模型简介文案,前端展示用"""
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2024-05-19 10:46:24 +00:00
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2024-06-18 13:03:31 +00:00
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params = Column(JSONField)
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2025-12-09 03:26:42 +00:00
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"""模型运行参数,存储为 JSON 格式"""
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2024-05-19 10:46:24 +00:00
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2024-06-18 13:03:31 +00:00
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meta = Column(JSONField)
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2025-12-09 03:26:42 +00:00
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"""模型元数据,存储为 JSON 格式"""
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context_length = Column(Integer, nullable=False, default=4096)
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"""上下文长度限制,默认 4096"""
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tags = Column(JSONField, nullable=True)
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"""模型标签,用于分组和筛选"""
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2024-05-24 05:58:26 +00:00
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2025-12-09 03:26:42 +00:00
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sort_order = Column(Integer, nullable=False, default=0)
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"""排序权重,数值越大越靠前"""
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access_control = Column(JSON, nullable=True)
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"""访问控制规则,None=公开,{}=私有,JSON=自定义权限"""
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2024-11-15 02:57:25 +00:00
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2024-11-16 02:21:41 +00:00
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is_active = Column(Boolean, default=True)
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2025-12-09 03:26:42 +00:00
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"""模型激活状态,False 表示已禁用"""
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2024-11-16 02:21:41 +00:00
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2024-06-18 13:03:31 +00:00
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updated_at = Column(BigInteger)
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2025-12-09 03:26:42 +00:00
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"""最后更新时间戳(Unix 时间戳)"""
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2024-06-18 13:03:31 +00:00
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created_at = Column(BigInteger)
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2025-12-09 03:26:42 +00:00
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"""创建时间戳(Unix 时间戳)"""
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__table_args__ = (Index("idx_model_provider", "provider"),)
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2024-05-19 10:46:24 +00:00
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class ModelModel(BaseModel):
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id: str
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2024-05-25 01:26:36 +00:00
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user_id: str
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2024-05-21 21:05:16 +00:00
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base_model_id: Optional[str] = None
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2024-05-24 07:26:00 +00:00
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2024-05-19 10:46:24 +00:00
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name: str
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2025-12-09 03:26:42 +00:00
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icon_url: Optional[str] = None
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provider: Optional[str] = None
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description: Optional[str] = None
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2024-05-21 21:05:16 +00:00
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params: ModelParams
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meta: ModelMeta
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2025-12-09 03:26:42 +00:00
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context_length: int = 4096
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tags: Optional[dict] = None
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sort_order: int = 0
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2024-05-19 10:46:24 +00:00
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2024-11-15 04:13:43 +00:00
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access_control: Optional[dict] = None
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2024-11-15 02:57:25 +00:00
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2024-11-16 02:21:41 +00:00
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is_active: bool
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2024-05-24 07:26:00 +00:00
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updated_at: int # timestamp in epoch
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created_at: int # timestamp in epoch
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2024-06-21 12:58:57 +00:00
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model_config = ConfigDict(from_attributes=True)
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2024-05-19 10:46:24 +00:00
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####################
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# Forms
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####################
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2024-11-18 13:37:04 +00:00
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class ModelUserResponse(ModelModel):
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user: Optional[UserResponse] = None
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2024-11-15 09:29:07 +00:00
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2024-11-16 02:21:41 +00:00
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2024-11-18 13:37:04 +00:00
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class ModelResponse(ModelModel):
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pass
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2024-05-24 07:26:00 +00:00
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class ModelForm(BaseModel):
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id: str
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base_model_id: Optional[str] = None
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name: str
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2025-12-09 03:26:42 +00:00
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icon_url: Optional[str] = None
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provider: Optional[str] = None
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description: Optional[str] = None
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meta: ModelMeta
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params: ModelParams
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2025-12-09 03:26:42 +00:00
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context_length: int = 4096
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tags: Optional[dict] = None
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sort_order: int = 0
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2024-11-16 02:21:41 +00:00
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access_control: Optional[dict] = None
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is_active: bool = True
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2024-05-24 07:26:00 +00:00
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2024-05-19 10:46:24 +00:00
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class ModelsTable:
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2025-11-28 06:32:53 +00:00
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"""
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模型数据访问层 - 管理 AI 模型的 CRUD 操作和权限控制
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核心功能:
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1. 模型管理:创建、查询、更新、删除模型配置
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2. 权限控制:基于用户/组的访问权限管理
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3. 模型同步:与外部模型源(如 Ollama、OpenAI)同步模型列表
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4. 模型分类:区分基础模型(base_model)和自定义模型
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模型类型:
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- 基础模型(base_model_id == None):从外部 API 同步的原始模型(如 gpt-4, llama3)
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- 自定义模型(base_model_id != None):用户创建的模型配置,指向基础模型
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"""
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2024-05-25 01:26:36 +00:00
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def insert_new_model(
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self, form_data: ModelForm, user_id: str
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) -> Optional[ModelModel]:
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2025-11-28 06:32:53 +00:00
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"""
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插入新模型配置
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Args:
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form_data: 模型表单数据(包含 id、name、params、meta 等)
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user_id: 创建模型的用户 ID
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Returns:
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ModelModel: 创建成功返回模型对象,失败返回 None
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"""
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model = ModelModel(
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**{
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**form_data.model_dump(),
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"user_id": user_id,
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"created_at": int(time.time()),
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"updated_at": int(time.time()),
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}
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)
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try:
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with get_db() as db:
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result = Model(**model.model_dump())
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db.add(result)
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db.commit()
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db.refresh(result)
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if result:
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return ModelModel.model_validate(result)
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else:
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return None
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except Exception as e:
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log.exception(f"Failed to insert a new model: {e}")
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return None
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2024-08-14 12:46:31 +00:00
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def get_all_models(self) -> list[ModelModel]:
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"""
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获取所有模型(包括基础模型和自定义模型)
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Returns:
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list[ModelModel]: 所有模型列表
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"""
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2024-07-04 06:32:39 +00:00
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with get_db() as db:
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return [ModelModel.model_validate(model) for model in db.query(Model).all()]
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2024-11-18 13:37:04 +00:00
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def get_models(self) -> list[ModelUserResponse]:
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"""
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获取自定义模型列表(仅 base_model_id != None 的模型)
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返回结果包含创建者的用户信息,用于前端显示模型来源
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Returns:
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list[ModelUserResponse]: 自定义模型列表(附带用户信息)
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"""
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2024-11-15 09:29:07 +00:00
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with get_db() as db:
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# 只查询自定义模型(base_model_id 不为 None)
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all_models = db.query(Model).filter(Model.base_model_id != None).all()
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2025-11-28 06:32:53 +00:00
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# 批量获取用户信息,避免 N+1 查询问题
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user_ids = list(set(model.user_id for model in all_models))
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users = Users.get_users_by_user_ids(user_ids) if user_ids else []
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users_dict = {user.id: user for user in users}
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2025-11-28 06:32:53 +00:00
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# 组装模型和用户信息
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models = []
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for model in all_models:
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user = users_dict.get(model.user_id)
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2024-11-20 00:47:35 +00:00
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models.append(
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ModelUserResponse.model_validate(
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{
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|
|
|
|
**ModelModel.model_validate(model).model_dump(),
|
|
|
|
|
|
"user": user.model_dump() if user else None,
|
|
|
|
|
|
}
|
|
|
|
|
|
)
|
2024-11-18 13:37:04 +00:00
|
|
|
|
)
|
2024-11-20 00:47:35 +00:00
|
|
|
|
return models
|
2024-11-15 09:29:07 +00:00
|
|
|
|
|
2024-11-16 02:53:50 +00:00
|
|
|
|
def get_base_models(self) -> list[ModelModel]:
|
2025-11-28 06:32:53 +00:00
|
|
|
|
"""
|
|
|
|
|
|
获取基础模型列表(仅 base_model_id == None 的模型)
|
|
|
|
|
|
|
|
|
|
|
|
基础模型通常从外部 API(Ollama、OpenAI 等)同步而来
|
|
|
|
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
|
|
list[ModelModel]: 基础模型列表
|
|
|
|
|
|
"""
|
2024-11-16 02:53:50 +00:00
|
|
|
|
with get_db() as db:
|
|
|
|
|
|
return [
|
|
|
|
|
|
ModelModel.model_validate(model)
|
|
|
|
|
|
for model in db.query(Model).filter(Model.base_model_id == None).all()
|
|
|
|
|
|
]
|
|
|
|
|
|
|
2024-11-15 09:29:07 +00:00
|
|
|
|
def get_models_by_user_id(
|
|
|
|
|
|
self, user_id: str, permission: str = "write"
|
2024-11-18 13:37:04 +00:00
|
|
|
|
) -> list[ModelUserResponse]:
|
2025-11-28 06:32:53 +00:00
|
|
|
|
"""
|
|
|
|
|
|
获取用户有权限访问的模型列表
|
|
|
|
|
|
|
|
|
|
|
|
权限判断逻辑:
|
|
|
|
|
|
1. 用户创建的模型(user_id 匹配)
|
|
|
|
|
|
2. 通过访问控制(access_control)授予权限的模型
|
|
|
|
|
|
|
|
|
|
|
|
Args:
|
|
|
|
|
|
user_id: 用户 ID
|
|
|
|
|
|
permission: 权限类型("read" 或 "write",默认 "write")
|
|
|
|
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
|
|
list[ModelUserResponse]: 用户有权限访问的模型列表
|
|
|
|
|
|
"""
|
2024-11-18 13:37:04 +00:00
|
|
|
|
models = self.get_models()
|
2025-09-02 20:56:48 +00:00
|
|
|
|
user_group_ids = {group.id for group in Groups.get_groups_by_member_id(user_id)}
|
2024-11-15 09:29:07 +00:00
|
|
|
|
return [
|
|
|
|
|
|
model
|
|
|
|
|
|
for model in models
|
|
|
|
|
|
if model.user_id == user_id
|
2025-09-02 20:56:48 +00:00
|
|
|
|
or has_access(user_id, permission, model.access_control, user_group_ids)
|
2024-11-15 09:29:07 +00:00
|
|
|
|
]
|
|
|
|
|
|
|
2024-06-21 12:58:57 +00:00
|
|
|
|
def get_model_by_id(self, id: str) -> Optional[ModelModel]:
|
2025-11-28 06:32:53 +00:00
|
|
|
|
"""
|
|
|
|
|
|
根据 ID 获取模型
|
|
|
|
|
|
|
|
|
|
|
|
Args:
|
|
|
|
|
|
id: 模型 ID
|
|
|
|
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
|
|
ModelModel: 找到返回模型对象,未找到返回 None
|
|
|
|
|
|
"""
|
2024-05-19 10:46:24 +00:00
|
|
|
|
try:
|
2024-07-04 06:32:39 +00:00
|
|
|
|
with get_db() as db:
|
|
|
|
|
|
model = db.get(Model, id)
|
|
|
|
|
|
return ModelModel.model_validate(model)
|
2024-08-14 12:38:19 +00:00
|
|
|
|
except Exception:
|
2024-05-24 07:26:00 +00:00
|
|
|
|
return None
|
2024-05-19 10:46:24 +00:00
|
|
|
|
|
2024-11-16 02:21:41 +00:00
|
|
|
|
def toggle_model_by_id(self, id: str) -> Optional[ModelModel]:
|
2025-11-28 06:32:53 +00:00
|
|
|
|
"""
|
|
|
|
|
|
切换模型激活状态(启用/禁用)
|
|
|
|
|
|
|
|
|
|
|
|
Args:
|
|
|
|
|
|
id: 模型 ID
|
|
|
|
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
|
|
ModelModel: 更新后的模型对象,失败返回 None
|
|
|
|
|
|
"""
|
2024-11-16 02:21:41 +00:00
|
|
|
|
with get_db() as db:
|
|
|
|
|
|
try:
|
|
|
|
|
|
is_active = db.query(Model).filter_by(id=id).first().is_active
|
|
|
|
|
|
|
|
|
|
|
|
db.query(Model).filter_by(id=id).update(
|
|
|
|
|
|
{
|
|
|
|
|
|
"is_active": not is_active,
|
|
|
|
|
|
"updated_at": int(time.time()),
|
|
|
|
|
|
}
|
|
|
|
|
|
)
|
|
|
|
|
|
db.commit()
|
|
|
|
|
|
|
|
|
|
|
|
return self.get_model_by_id(id)
|
|
|
|
|
|
except Exception:
|
|
|
|
|
|
return None
|
|
|
|
|
|
|
2024-06-24 07:57:08 +00:00
|
|
|
|
def update_model_by_id(self, id: str, model: ModelForm) -> Optional[ModelModel]:
|
2025-11-28 06:32:53 +00:00
|
|
|
|
"""
|
|
|
|
|
|
更新模型配置
|
|
|
|
|
|
|
|
|
|
|
|
Args:
|
|
|
|
|
|
id: 模型 ID
|
|
|
|
|
|
model: 更新后的模型数据
|
|
|
|
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
|
|
ModelModel: 更新后的模型对象,失败返回 None
|
|
|
|
|
|
"""
|
2024-05-24 07:26:00 +00:00
|
|
|
|
try:
|
2024-07-04 06:32:39 +00:00
|
|
|
|
with get_db() as db:
|
2025-11-28 06:32:53 +00:00
|
|
|
|
# 只更新 ModelForm 中包含的字段(排除 id)
|
2024-07-08 18:58:36 +00:00
|
|
|
|
result = (
|
|
|
|
|
|
db.query(Model)
|
|
|
|
|
|
.filter_by(id=id)
|
2024-11-16 06:04:33 +00:00
|
|
|
|
.update(model.model_dump(exclude={"id"}))
|
2024-07-08 18:58:36 +00:00
|
|
|
|
)
|
2024-07-04 06:32:39 +00:00
|
|
|
|
db.commit()
|
2024-07-08 18:58:36 +00:00
|
|
|
|
|
|
|
|
|
|
model = db.get(Model, id)
|
2024-07-04 06:32:39 +00:00
|
|
|
|
db.refresh(model)
|
|
|
|
|
|
return ModelModel.model_validate(model)
|
2024-05-25 05:21:57 +00:00
|
|
|
|
except Exception as e:
|
2025-02-25 14:36:25 +00:00
|
|
|
|
log.exception(f"Failed to update the model by id {id}: {e}")
|
2024-05-24 07:26:00 +00:00
|
|
|
|
return None
|
|
|
|
|
|
|
2024-06-21 12:58:57 +00:00
|
|
|
|
def delete_model_by_id(self, id: str) -> bool:
|
2025-11-28 06:32:53 +00:00
|
|
|
|
"""
|
|
|
|
|
|
删除指定模型
|
|
|
|
|
|
|
|
|
|
|
|
Args:
|
|
|
|
|
|
id: 模型 ID
|
|
|
|
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
|
|
bool: 删除成功返回 True,失败返回 False
|
|
|
|
|
|
"""
|
2024-05-24 07:26:00 +00:00
|
|
|
|
try:
|
2024-07-04 06:32:39 +00:00
|
|
|
|
with get_db() as db:
|
|
|
|
|
|
db.query(Model).filter_by(id=id).delete()
|
2024-07-06 15:10:58 +00:00
|
|
|
|
db.commit()
|
|
|
|
|
|
|
2024-07-04 06:32:39 +00:00
|
|
|
|
return True
|
2024-08-14 12:38:19 +00:00
|
|
|
|
except Exception:
|
2024-05-19 10:46:24 +00:00
|
|
|
|
return False
|
|
|
|
|
|
|
2024-11-19 19:03:36 +00:00
|
|
|
|
def delete_all_models(self) -> bool:
|
2025-11-28 06:32:53 +00:00
|
|
|
|
"""
|
|
|
|
|
|
删除所有模型(危险操作,通常仅用于测试或重置)
|
|
|
|
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
|
|
bool: 删除成功返回 True,失败返回 False
|
|
|
|
|
|
"""
|
2024-11-19 19:03:36 +00:00
|
|
|
|
try:
|
|
|
|
|
|
with get_db() as db:
|
|
|
|
|
|
db.query(Model).delete()
|
|
|
|
|
|
db.commit()
|
|
|
|
|
|
|
|
|
|
|
|
return True
|
|
|
|
|
|
except Exception:
|
|
|
|
|
|
return False
|
|
|
|
|
|
|
2025-07-28 09:06:05 +00:00
|
|
|
|
def sync_models(self, user_id: str, models: list[ModelModel]) -> list[ModelModel]:
|
2025-11-28 06:32:53 +00:00
|
|
|
|
"""
|
|
|
|
|
|
同步模型列表 - 与外部模型源(Ollama、OpenAI 等)同步
|
|
|
|
|
|
|
|
|
|
|
|
同步逻辑:
|
|
|
|
|
|
1. 更新已存在的模型
|
|
|
|
|
|
2. 插入新模型
|
|
|
|
|
|
3. 删除不再存在的模型
|
|
|
|
|
|
|
|
|
|
|
|
典型使用场景:
|
|
|
|
|
|
- 从 Ollama API 获取模型列表后同步到数据库
|
|
|
|
|
|
- 从 OpenAI API 获取模型列表后同步到数据库
|
|
|
|
|
|
|
|
|
|
|
|
Args:
|
|
|
|
|
|
user_id: 执行同步的用户 ID(作为模型创建者)
|
|
|
|
|
|
models: 外部模型列表
|
|
|
|
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
|
|
list[ModelModel]: 同步后的所有模型列表
|
|
|
|
|
|
"""
|
2025-07-28 09:06:05 +00:00
|
|
|
|
try:
|
|
|
|
|
|
with get_db() as db:
|
2025-11-28 06:32:53 +00:00
|
|
|
|
# 获取现有模型
|
2025-07-28 09:06:05 +00:00
|
|
|
|
existing_models = db.query(Model).all()
|
|
|
|
|
|
existing_ids = {model.id for model in existing_models}
|
|
|
|
|
|
|
2025-11-28 06:32:53 +00:00
|
|
|
|
# 准备新模型 ID 集合
|
2025-07-28 09:06:05 +00:00
|
|
|
|
new_model_ids = {model.id for model in models}
|
|
|
|
|
|
|
2025-11-28 06:32:53 +00:00
|
|
|
|
# 更新或插入模型
|
2025-07-28 09:06:05 +00:00
|
|
|
|
for model in models:
|
|
|
|
|
|
if model.id in existing_ids:
|
2025-11-28 06:32:53 +00:00
|
|
|
|
# 更新已存在的模型
|
2025-07-28 09:06:05 +00:00
|
|
|
|
db.query(Model).filter_by(id=model.id).update(
|
|
|
|
|
|
{
|
|
|
|
|
|
**model.model_dump(),
|
|
|
|
|
|
"user_id": user_id,
|
|
|
|
|
|
"updated_at": int(time.time()),
|
|
|
|
|
|
}
|
|
|
|
|
|
)
|
|
|
|
|
|
else:
|
2025-11-28 06:32:53 +00:00
|
|
|
|
# 插入新模型
|
2025-07-28 09:06:05 +00:00
|
|
|
|
new_model = Model(
|
|
|
|
|
|
**{
|
|
|
|
|
|
**model.model_dump(),
|
|
|
|
|
|
"user_id": user_id,
|
|
|
|
|
|
"updated_at": int(time.time()),
|
|
|
|
|
|
}
|
|
|
|
|
|
)
|
|
|
|
|
|
db.add(new_model)
|
|
|
|
|
|
|
2025-11-28 06:32:53 +00:00
|
|
|
|
# 删除不再存在的模型
|
2025-07-28 09:06:05 +00:00
|
|
|
|
for model in existing_models:
|
|
|
|
|
|
if model.id not in new_model_ids:
|
|
|
|
|
|
db.delete(model)
|
|
|
|
|
|
|
|
|
|
|
|
db.commit()
|
|
|
|
|
|
|
|
|
|
|
|
return [
|
|
|
|
|
|
ModelModel.model_validate(model) for model in db.query(Model).all()
|
|
|
|
|
|
]
|
|
|
|
|
|
except Exception as e:
|
|
|
|
|
|
log.exception(f"Error syncing models for user {user_id}: {e}")
|
|
|
|
|
|
return []
|
|
|
|
|
|
|
2024-05-19 10:46:24 +00:00
|
|
|
|
|
2024-06-18 13:03:31 +00:00
|
|
|
|
Models = ModelsTable()
|