71 lines
2.2 KiB
Python
71 lines
2.2 KiB
Python
from __future__ import annotations
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import logging
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import time
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from typing import Any
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import httpx
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logger = logging.getLogger("connecthub.integrations")
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class BaseClient:
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"""
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统一的外部系统访问 SDK 基类。
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业务 Job 禁止直接写 HTTP，只能调用 integrations 下的 Client。
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"""
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def __init__(
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self,
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*,
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base_url: str,
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timeout_s: float = 10.0,
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retries: int = 2,
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retry_backoff_s: float = 0.5,
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headers: dict[str, str] | None = None,
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) -> None:
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self.base_url = base_url.rstrip("/")
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self.timeout_s = timeout_s
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self.retries = retries
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self.retry_backoff_s = retry_backoff_s
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self.headers = headers or {}
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self._client = httpx.Client(
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base_url=self.base_url,
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timeout=httpx.Timeout(self.timeout_s),
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headers=self.headers,
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)
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def close(self) -> None:
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self._client.close()
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def request(self, method: str, path: str, **kwargs: Any) -> httpx.Response:
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url = path if path.startswith("/") else f"/{path}"
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last_exc: Exception | None = None
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for attempt in range(self.retries + 1):
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try:
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start = time.time()
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resp = self._client.request(method=method, url=url, **kwargs)
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elapsed_ms = int((time.time() - start) * 1000)
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logger.info("HTTP %s %s -> %s (%sms)", method, url, resp.status_code, elapsed_ms)
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resp.raise_for_status()
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return resp
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except Exception as e: # noqa: BLE001 (framework-wide)
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last_exc = e
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logger.warning("HTTP failed (%s %s) attempt=%s err=%r", method, url, attempt + 1, e)
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if attempt < self.retries:
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time.sleep(self.retry_backoff_s * (2**attempt))
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continue
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raise
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assert last_exc is not None
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raise last_exc
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def get_json(self, path: str, **kwargs: Any) -> Any:
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return self.request("GET", path, **kwargs).json()
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def post_json(self, path: str, json: Any = None, **kwargs: Any) -> Any:
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return self.request("POST", path, json=json, **kwargs).json()
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