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2 changes: 1 addition & 1 deletion packages/sunagent-ext/pyproject.toml
Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@ build-backend = "hatchling.build"

[project]
name = "sunagent-ext"
version = "0.0.6b10"
version = "0.0.7b1"
license = {file = "LICENSE-CODE"}
description = "AutoGen extensions library"
readme = "README.md"
Expand Down
Empty file.
110 changes: 110 additions & 0 deletions packages/sunagent-ext/src/sunagent_ext/tweet/twitter_client_pool.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,110 @@
import asyncio
import logging
import time
from dataclasses import dataclass
from typing import Any, Coroutine, List, Optional

import tweepy
from tweepy import Client

logger = logging.getLogger(__name__)
RETRY_AFTER_SEC = 15 * 60 # 15 分钟


@dataclass
class _PoolItem: # type: ignore[no-any-unimported]
client: tweepy.Client # type: ignore[no-any-unimported]
client_key: str # 用 consumer_key 当唯一标识
dead_at: Optional[float] = None # None 表示 alive


class TwitterClientPool:
"""
Twitter 客户端专用池:轮询获取、异常熔断、15 min 复活、支持永久摘除。
所有操作在锁内完成,保证并发安全。
"""

def __init__(self, clients: list[tweepy.Client], retry_after: float = RETRY_AFTER_SEC) -> None: # type: ignore[no-any-unimported]
self._retry_after = retry_after
self._pool: list[_PoolItem] = [_PoolItem(c, c.consumer_key) for c in clients]
self._lock = asyncio.Lock()
self._not_empty = asyncio.Event()
# 轮询指针:指向下一次应该开始检查的索引
self._rr_idx = 0
if any(item.dead_at is None for item in self._pool):
self._not_empty.set()

async def acquire(self) -> tuple[Client, str]: # type: ignore[no-any-unimported]
"""
以轮询方式获取一个可用的客户端。
如果当前没有可用的客户端,将异步等待直到有客户端复活或被添加。
"""
while True:
need_wake = True
async with self._lock:
# 0. 如果池子已空(所有客户端被永久移除),直接挂起等待
if not self._pool:
self._not_empty.clear()
# 跳出 with-block 以释放锁,然后等待
raise RuntimeError("TwitterClientPool: 所有客户端已被永久摘除,请重建池子")
# 1. 检查并复活到期的客户端
now = time.time()
revived = False
for it in self._pool:
if it.dead_at and now - it.dead_at >= self._retry_after:
it.dead_at = None
revived = True
logger.info("client %s revived", it.client_key)
if revived:
need_wake = True
else:
need_wake = False
# 2. 健壮的轮询逻辑
# 从上一个位置开始,遍历整个池子寻找可用的客户端
for i in range(len(self._pool)):
idx = (self._rr_idx + i) % len(self._pool)
chosen = self._pool[idx]
if chosen.dead_at is None:
# 找到了,更新下一次轮询的起始点
self._rr_idx = (idx + 1) % len(self._pool)
return chosen.client, chosen.client_key
# 3. 如果没有找到可用的客户端,清空事件,准备等待
self._not_empty.clear()
if need_wake:
self._not_empty.set()
# 4. 在锁外等待,避免阻塞其他协程
await self._not_empty.wait()

# -------------------- 加锁摘除 --------------------
async def remove(self, client: tweepy.Client) -> None: # type: ignore[no-any-unimported]
"""永久摘除某个 client(不再放回池子)。"""
async with self._lock:
# 使用列表推导式过滤掉要移除的客户端,比 pop 更安全
original_len = len(self._pool)
client_key_to_remove = client.consumer_key
self._pool = [it for it in self._pool if it.client is not client]
if len(self._pool) < original_len:
logger.info("client %s removed permanently", client_key_to_remove)
# 检查移除后是否还有存活的客户端
if not any(item.dead_at is None for item in self._pool):
self._not_empty.clear()

# -------------------- 归还 --------------------
async def report_failure(self, client: tweepy.Client) -> None: # type: ignore[no-any-unimported]
"""
报告一个客户端操作失败,将其置于熔断状态。
这不会将客户端从池中移除,它将在指定时间后自动复活。
"""
async with self._lock:
for it in self._pool:
if it.client is client:
# 只有当它还活着时才标记为死亡,避免重复记录
if it.dead_at is None:
it.dead_at = time.time()
logger.warning(
"client %s dead, will retry after %s min", it.client_key, self._retry_after // 60
)
# 检查此操作是否导致所有客户端都死亡
if not any(item.dead_at is None for item in self._pool):
self._not_empty.clear()
return # 找到后即可退出
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