64297e5e27
新增路由器、主机客户端和共享协议模块，支持多主机部署模式： - 路由器作为中央节点管理主机连接和消息路由 - 主机客户端作为工作节点运行本地代理 - 共享协议定义通信消息格式 - 新增独立运行模式standalone.py - 更新配置系统支持路由模式
95 lines
2.4 KiB
Python
95 lines
2.4 KiB
Python
"""Shared protocol module for Router <-> Host Client communication.
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All message types are dataclasses that serialize to/from JSON.
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Both router and host client import from this module.
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"""
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from __future__ import annotations
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import json
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from dataclasses import asdict, dataclass, field
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from typing import Any, Dict, List, Optional
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@dataclass
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class RegisterMessage:
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"""Host client -> Router: Register this node."""
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type: str = "register"
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node_id: str = ""
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serves_users: List[str] = field(default_factory=list)
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working_dir: str = ""
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capabilities: List[str] = field(default_factory=list)
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display_name: str = ""
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@dataclass
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class ForwardRequest:
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"""Router -> Host client: Forward a user message."""
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type: str = "forward"
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id: str = ""
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user_id: str = ""
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chat_id: str = ""
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text: str = ""
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@dataclass
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class ForwardResponse:
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"""Host client -> Router: Reply to a forwarded message."""
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type: str = "forward_response"
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id: str = ""
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reply: str = ""
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error: str = ""
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@dataclass
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class TaskComplete:
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"""Host client -> Router: Background task finished."""
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type: str = "task_complete"
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task_id: str = ""
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user_id: str = ""
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chat_id: str = ""
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result: str = ""
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@dataclass
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class Heartbeat:
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"""Bidirectional ping/pong."""
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type: str = "ping"
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@dataclass
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class NodeStatus:
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"""Host client -> Router: Periodic status update."""
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type: str = "node_status"
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node_id: str = ""
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sessions: int = 0
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active_sessions: List[Dict[str, Any]] = field(default_factory=list)
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MESSAGE_TYPES = {
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"register": RegisterMessage,
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"forward": ForwardRequest,
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"forward_response": ForwardResponse,
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"task_complete": TaskComplete,
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"ping": Heartbeat,
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"pong": Heartbeat,
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"node_status": NodeStatus,
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}
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def encode(msg: Any) -> str:
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"""Encode a message to JSON string."""
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if hasattr(msg, "type"):
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return json.dumps(asdict(msg), ensure_ascii=False)
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raise ValueError(f"Invalid message type: {type(msg)}")
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def decode(data: str) -> Any:
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"""Decode a JSON string to a message object."""
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obj = json.loads(data)
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msg_type = obj.get("type")
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if msg_type not in MESSAGE_TYPES:
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raise ValueError(f"Unknown message type: {msg_type}")
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cls = MESSAGE_TYPES[msg_type]
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return cls(**{k: v for k, v in obj.items() if k in cls.__dataclass_fields__})
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