dekun
83 lines
2.7 KiB
Python
83 lines
2.7 KiB
Python
"""代理调用策略机。"""
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from __future__ import annotations
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import logging
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from typing import Any
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import httpx
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from .config import get_control_settings
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from .crypto import unseal
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logger = logging.getLogger(__name__)
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def node_token_plain(node: dict[str, Any]) -> str | None:
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sealed = (node.get("token_sealed") or "").strip()
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if not sealed:
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return None
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secret = get_control_settings().control_auth_secret
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try:
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return unseal(sealed, secret)
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except Exception:
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logger.exception("unseal fleet token failed node=%s", node.get("id"))
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return None
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async def call_node(
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node: dict[str, Any],
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method: str,
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path: str,
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*,
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require_token: bool = True,
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json_body: dict | None = None,
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) -> tuple[int, Any]:
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settings = get_control_settings()
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base = str(node["base_url"]).rstrip("/")
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headers: dict[str, str] = {}
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if require_token:
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tok = node_token_plain(node)
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if not tok:
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return 400, {"detail": "该机尚未生成/保存中控 Token"}
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headers["X-Fleet-Token"] = tok
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headers["Authorization"] = f"Fleet {tok}"
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url = f"{base}{path}"
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timeout = settings.control_http_timeout_sec
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try:
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async with httpx.AsyncClient(timeout=timeout, follow_redirects=False) as client:
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res = await client.request(method, url, headers=headers, json=json_body)
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# 少数反代会 301/302 补尾斜杠；手动跟一次并保留 Token 头
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if res.status_code in (301, 302, 307, 308) and res.headers.get("location"):
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loc = res.headers["location"]
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if loc.startswith("/"):
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from urllib.parse import urljoin
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loc = urljoin(url, loc)
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res = await client.request(method, loc, headers=headers, json=json_body)
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try:
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data = res.json()
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except Exception:
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data = {"detail": res.text[:500]}
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return res.status_code, data
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except Exception as e:
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return 502, {"detail": f"连接失败: {e}"}
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async def probe_health(node: dict[str, Any]) -> dict[str, Any]:
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code, data = await call_node(node, "GET", "/health", require_token=False)
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if code == 200 and isinstance(data, dict):
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return {"online": True, "health": data, "error": None}
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# fallback fleet status if health blocked
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code2, data2 = await call_node(node, "GET", "/api/fleet/status", require_token=True)
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if code2 == 200 and isinstance(data2, dict):
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return {"online": True, "health": data2, "error": None}
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detail = ""
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if isinstance(data, dict):
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detail = str(data.get("detail") or "")
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return {
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"online": False,
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"health": None,
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"error": detail or f"HTTP {code}",
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}
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