Kris
30dd9e16f4
新增 Zalo OA 官方账号完整集成能力，包含： 1. 基础通信能力：消息编解码、目标归一化、文本分块 2. 安全与校验：Webhook 签名验证、DM 策略管理、配对流程 3. 辅助工具：重复事件去重、请求限流、异常告警 4. 管理功能：账号多实例管理、配置验证、健康诊断 5. 扩展能力：媒体托管、视觉识别、TTS 语音合成 6. 运维支持：审计日志、状态监控、目录同步
65 lines
2.0 KiB
Python
65 lines
2.0 KiB
Python
from __future__ import annotations
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import time
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from enum import Enum, auto
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from typing import Any
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DEDUP_WINDOW_MS_DEFAULT = 300000
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class EventState(Enum):
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CLAIMED = auto()
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COMMITTED = auto()
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class EventDeduplicator:
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def __init__(self, window_ms: int = DEDUP_WINDOW_MS_DEFAULT):
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self._window_ms = window_ms
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self._events: dict[str, tuple[float, EventState]] = {}
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def _make_key(self, raw_payload: dict[str, Any]) -> str:
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sender = raw_payload.get("sender", {})
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message = raw_payload.get("message", {})
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event_name = raw_payload.get("event_name", "")
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sender_id = sender.get("id", "unknown")
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msg_id = message.get("msg_id", "")
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return f"{event_name}:{sender_id}:{msg_id}"
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def claim(self, raw_payload: dict[str, Any]) -> bool:
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key = self._make_key(raw_payload)
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now = time.monotonic()
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window_s = self._window_ms / 1000
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if key in self._events:
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claimed_at, state = self._events[key]
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if now - claimed_at < window_s:
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return False
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del self._events[key]
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self._events[key] = (now, EventState.CLAIMED)
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return True
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def commit(self, raw_payload: dict[str, Any]):
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key = self._make_key(raw_payload)
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if key in self._events:
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created_at, _ = self._events[key]
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self._events[key] = (created_at, EventState.COMMITTED)
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def release(self, raw_payload: dict[str, Any]):
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key = self._make_key(raw_payload)
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self._events.pop(key, None)
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self._cleanup()
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def is_committed(self, raw_payload: dict[str, Any]) -> bool:
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key = self._make_key(raw_payload)
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if key in self._events:
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_, state = self._events[key]
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return state == EventState.COMMITTED
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return False
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def _cleanup(self):
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boundary = time.monotonic() - self._window_ms / 1000
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expired = [k for k, (v, _) in self._events.items() if v < boundary]
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for k in expired:
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del self._events[k]
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