43e05ee38d
场景新增整型 version（迁移回填 1，batch mode）。仅考纲字段 （cases / model_bindings / llm_config）变更时升版，元数据编辑不升版， API 传入的 version 被忽略（ADR-0001）。前端场景列表展示版本标签。
306 lines
9.9 KiB
Python
306 lines
9.9 KiB
Python
"""Database models and session management using SQLModel."""
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import json
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import uuid
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from datetime import datetime, timezone
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from pathlib import Path
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from typing import Any, Optional
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from sqlalchemy.pool import StaticPool
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from sqlmodel import Field, Relationship, Session, SQLModel, create_engine
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DATA_DIR = Path(__file__).resolve().parent.parent.parent.parent / "data"
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DATA_DIR.mkdir(parents=True, exist_ok=True)
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DATABASE_URL = f"sqlite:///{DATA_DIR / 'agenteval.db'}"
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FILES_DIR = DATA_DIR / "files"
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FILES_DIR.mkdir(parents=True, exist_ok=True)
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engine = create_engine(
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DATABASE_URL,
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echo=False,
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connect_args={"check_same_thread": False},
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poolclass=StaticPool,
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)
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def utc_now() -> datetime:
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return datetime.now(timezone.utc)
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def iso_utc(dt: datetime | None) -> str | None:
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"""Serialize a datetime to ISO 8601 with UTC timezone suffix.
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Guarantees the output always ends with 'Z' or '+00:00' so JavaScript's
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Date.parse() interprets it correctly as UTC (no 8-hour local-time offset).
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"""
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if dt is None:
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return None
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if dt.tzinfo is None:
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dt = dt.replace(tzinfo=timezone.utc)
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return dt.isoformat(timespec="seconds").replace("+00:00", "Z")
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def new_uuid() -> str:
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return str(uuid.uuid4())
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class EvalTargetDB(SQLModel, table=True):
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"""Database table for evaluation targets."""
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__tablename__ = "eval_targets"
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id: Optional[str] = Field(default_factory=new_uuid, primary_key=True)
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name: str
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description: str = ""
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platform: str = "ai_digital_employee"
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channel_type: str = "tutu-api"
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channel_config: str = "{}"
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status: str = "active"
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created_at: Optional[datetime] = Field(default_factory=utc_now)
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updated_at: Optional[datetime] = Field(default_factory=utc_now)
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runs: list["EvalRunDB"] = Relationship(
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back_populates="target",
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sa_relationship_kwargs={"cascade": "all, delete-orphan"},
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)
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def get_config(self) -> dict[str, Any]:
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return json.loads(self.channel_config)
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def set_config(self, config: dict[str, Any]) -> None:
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self.channel_config = json.dumps(config, ensure_ascii=False)
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class ScenarioDB(SQLModel, table=True):
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"""Database table for evaluation scenarios."""
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__tablename__ = "scenarios"
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id: Optional[str] = Field(default_factory=new_uuid, primary_key=True)
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name: str
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description: str = ""
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tags: str = "[]"
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cases: str = "[]"
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llm_config: Optional[str] = None
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version: int = Field(default=1)
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created_at: Optional[datetime] = Field(default_factory=utc_now)
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updated_at: Optional[datetime] = Field(default_factory=utc_now)
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runs: list["EvalRunDB"] = Relationship(
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back_populates="scenario",
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sa_relationship_kwargs={"cascade": "all, delete-orphan"},
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)
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def get_tags(self) -> list[str]:
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return json.loads(self.tags)
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def set_tags(self, tags: list[str]) -> None:
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self.tags = json.dumps(tags, ensure_ascii=False)
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def get_cases(self) -> list[dict[str, Any]]:
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return json.loads(self.cases)
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def set_cases(self, cases: list[dict[str, Any]]) -> None:
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self.cases = json.dumps(cases, ensure_ascii=False)
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def get_llm_config(self) -> Optional[dict[str, Any]]:
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return json.loads(self.llm_config) if self.llm_config else None
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def set_llm_config(self, config: Optional[dict[str, Any]]) -> None:
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self.llm_config = json.dumps(config, ensure_ascii=False) if config else None
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class ModelConfigDB(SQLModel, table=True):
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"""Reusable external model connection configuration."""
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__tablename__ = "model_configs"
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id: Optional[str] = Field(default_factory=new_uuid, primary_key=True)
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name: str = Field(index=True, unique=True)
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provider: str = "openai_compatible"
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capability: str = Field(index=True)
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endpoint_url: str
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model_name: Optional[str] = None
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vendor_name: str = ""
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input_modalities: str = '["text"]'
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output_modalities: str = '["text"]'
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context_window: Optional[int] = None
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max_output_tokens: Optional[int] = None
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supports_streaming: bool = False
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supports_tool_calling: bool = False
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supports_structured_output: bool = False
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supports_reasoning: bool = False
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region: str = ""
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documentation_url: Optional[str] = None
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api_key_encrypted: Optional[str] = None
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enabled: bool = True
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is_default: bool = False
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description: str = ""
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created_at: Optional[datetime] = Field(default_factory=utc_now)
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updated_at: Optional[datetime] = Field(default_factory=utc_now)
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def get_input_modalities(self) -> list[str]:
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return json.loads(self.input_modalities)
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def get_output_modalities(self) -> list[str]:
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return json.loads(self.output_modalities)
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def set_modalities(self, input_modalities: list[str], output_modalities: list[str]) -> None:
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self.input_modalities = json.dumps(input_modalities, ensure_ascii=True)
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self.output_modalities = json.dumps(output_modalities, ensure_ascii=True)
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class ScenarioModelBindingDB(SQLModel, table=True):
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"""Bind one model configuration to a purpose within a scenario."""
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__tablename__ = "scenario_model_bindings"
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scenario_id: str = Field(foreign_key="scenarios.id", primary_key=True)
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purpose: str = Field(primary_key=True)
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model_config_id: str = Field(foreign_key="model_configs.id", index=True)
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class EvalRunDB(SQLModel, table=True):
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"""Database table for evaluation runs."""
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__tablename__ = "eval_runs"
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id: Optional[str] = Field(default_factory=new_uuid, primary_key=True)
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target_id: Optional[str] = Field(default=None, foreign_key="eval_targets.id")
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scenario_id: Optional[str] = Field(default=None, foreign_key="scenarios.id")
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status: str = "pending"
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triggered_by: str = Field(default="manual")
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started_at: Optional[datetime] = Field(default_factory=utc_now)
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completed_at: Optional[datetime] = None
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summary: Optional[str] = None
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target: Optional[EvalTargetDB] = Relationship(back_populates="runs")
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scenario: Optional[ScenarioDB] = Relationship(back_populates="runs")
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turns: list["TurnDB"] = Relationship(
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back_populates="run",
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sa_relationship_kwargs={"cascade": "all, delete-orphan"},
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)
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results: list["EvalResultDB"] = Relationship(
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back_populates="run",
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sa_relationship_kwargs={"cascade": "all, delete-orphan"},
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)
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def get_summary(self) -> Optional[dict[str, Any]]:
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return json.loads(self.summary) if self.summary else None
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def set_summary(self, summary: dict[str, Any]) -> None:
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self.summary = json.dumps(summary, ensure_ascii=False)
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class TurnDB(SQLModel, table=True):
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"""Database table for conversation turns."""
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__tablename__ = "turns"
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id: Optional[str] = Field(default_factory=new_uuid, primary_key=True)
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run_id: Optional[str] = Field(default=None, foreign_key="eval_runs.id")
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case_id: str
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round_index: int
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sent_message: str = "{}"
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sent_at: Optional[datetime] = Field(default_factory=utc_now)
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question_msg_id: Optional[str] = None
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reply: Optional[str] = None
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received_at: Optional[datetime] = None
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latency_ms: Optional[int] = None
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run: Optional[EvalRunDB] = Relationship(back_populates="turns")
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def get_sent_message(self) -> dict[str, Any]:
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return json.loads(self.sent_message)
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def set_sent_message(self, message: dict[str, Any]) -> None:
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self.sent_message = json.dumps(message, ensure_ascii=False)
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def get_reply(self) -> Optional[dict[str, Any]]:
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return json.loads(self.reply) if self.reply else None
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def set_reply(self, reply: Optional[dict[str, Any]]) -> None:
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self.reply = json.dumps(reply, ensure_ascii=False) if reply else None
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class EvalResultDB(SQLModel, table=True):
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"""Database table for evaluation results."""
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__tablename__ = "eval_results"
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id: Optional[str] = Field(default_factory=new_uuid, primary_key=True)
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run_id: Optional[str] = Field(default=None, foreign_key="eval_runs.id")
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case_id: str
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turn_id: str
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rule_type: str
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passed: bool
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score: Optional[float] = None
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reason: str = ""
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run: Optional[EvalRunDB] = Relationship(back_populates="results")
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class FileCategoryDB(SQLModel, table=True):
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"""Database table for file categories (tree structure via parent_id)."""
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__tablename__ = "file_categories"
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id: Optional[str] = Field(default_factory=new_uuid, primary_key=True)
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name: str
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parent_id: Optional[str] = Field(
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default=None,
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foreign_key="file_categories.id",
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)
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created_at: Optional[datetime] = Field(default_factory=utc_now)
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updated_at: Optional[datetime] = Field(default_factory=utc_now)
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parent: Optional["FileCategoryDB"] = Relationship(
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back_populates="children",
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sa_relationship_kwargs={"remote_side": "FileCategoryDB.id"},
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)
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children: list["FileCategoryDB"] = Relationship(
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back_populates="parent",
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sa_relationship_kwargs={"cascade": "all, delete-orphan"},
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)
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files: list["FileRecordDB"] = Relationship(
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back_populates="category",
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sa_relationship_kwargs={"cascade": "all, delete-orphan"},
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)
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class FileRecordDB(SQLModel, table=True):
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"""Database table for uploaded file records."""
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__tablename__ = "file_records"
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id: Optional[str] = Field(default_factory=new_uuid, primary_key=True)
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original_name: str
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storage_name: str
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category_id: Optional[str] = Field(
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default=None,
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foreign_key="file_categories.id",
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)
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file_size: int = 0
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mime_type: str = ""
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file_ext: str = ""
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created_at: Optional[datetime] = Field(default_factory=utc_now)
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category: Optional[FileCategoryDB] = Relationship(back_populates="files")
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def init_db() -> None:
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SQLModel.metadata.create_all(engine)
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def get_session() -> Session:
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return Session(engine)
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def get_session_context():
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"""Context manager that creates and properly closes a database session."""
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session = Session(engine)
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try:
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yield session
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finally:
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session.close()
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