62 lines
1.9 KiB
Python
62 lines
1.9 KiB
Python
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# =============================================================================
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# RAGFlow 配置加载器
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# =============================================================================
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# 说明：从数据库 system_configs 表加载 RAGFlow 配置，创建客户端实例
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# 配置项：integration_ragflow_api_url + integration_ragflow_api_key
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import logging
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from typing import Optional
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from sqlalchemy import select
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.models.system_config import SystemConfig
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from .client import RagflowClient
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from .exceptions import RagflowConfigError
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logger = logging.getLogger(__name__)
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# 默认 RAGFlow API 地址（生产环境）
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DEFAULT_RAGFLOW_BASE_URL = "http://10.80.0.85:9380"
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async def _get_config(db: AsyncSession, key: str) -> str:
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"""从数据库读取单个配置值。"""
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result = await db.execute(
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select(SystemConfig.config_value).where(SystemConfig.config_key == key)
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)
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row = result.scalar()
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return row if row else ""
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async def get_ragflow_client(db: AsyncSession) -> RagflowClient:
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"""从数据库配置创建 RAGFlow 客户端实例。
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读取 system_configs 表中的：
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- integration_ragflow_api_url: RAGFlow API 地址
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- integration_ragflow_api_key: RAGFlow API Key
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Args:
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db: 数据库会话
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Returns:
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RagflowClient: 客户端实例
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Raises:
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RagflowConfigError: 配置缺失
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"""
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api_url = await _get_config(db, "integration_ragflow_api_url")
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api_key = await _get_config(db, "integration_ragflow_api_key")
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# 如果数据库没有配置，使用默认地址
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if not api_url:
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api_url = DEFAULT_RAGFLOW_BASE_URL
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if not api_key:
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raise RagflowConfigError(
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"RAGFlow API Key 未配置，请在管理后台 → 集成管理 → RAGFlow 中设置"
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)
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return RagflowClient(api_key=api_key, base_url=api_url)
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