初始化提交

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chenxin committed 2026-08-21 16:00:13 +08:00
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"""百工 MCP server 模型(skills-design §5)。
注册的 MCP server 元数据 + 拉取缓存的工具清单(tools_json),供启动加载与
转 ToolSpec register。
支持两种传输协议:
- streamable-http:通过 endpoint_url POST /message(标准 MCP Streamable HTTP)
- stdio:通过子进程 stdin/stdout 通信(本地 MCP 集成)
"""
from datetime import datetime
from sqlalchemy import DateTime, String, Text
from sqlalchemy.orm import Mapped, mapped_column
from app.core.ids import new_mcp_server_id
from app.core.time import utc_now
from app.db.base import Base
class McpServer(Base):
"""MCP server 注册记录。"""
__tablename__ = "mcp_servers"
id: Mapped[str] = mapped_column(String(80), primary_key=True, default=new_mcp_server_id)
name: Mapped[str] = mapped_column(String(120), nullable=False, unique=True)
transport: Mapped[str] = mapped_column(String(40), nullable=False, default="streamable-http")
# streamable-http 用
endpoint_url: Mapped[str | None] = mapped_column(String(500))
auth_token: Mapped[str | None] = mapped_column(String(500))
# stdio 用
command: Mapped[str | None] = mapped_column(String(500))
args_json: Mapped[str | None] = mapped_column(Text) # JSON list
env_json: Mapped[str | None] = mapped_column(Text) # JSON dict
cwd: Mapped[str | None] = mapped_column(String(500))
# 通用
status: Mapped[str] = mapped_column(String(40), nullable=False, default="enabled", index=True)
tools_json: Mapped[str] = mapped_column(Text, nullable=False, default="[]")
created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)
updated_at: Mapped[datetime] = mapped_column(
DateTime(timezone=True), default=utc_now, onupdate=utc_now
)