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iOSAI/Utils/ThreadManager.py

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import threading
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from typing import Dict, Tuple
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from Utils.LogManager import LogManager
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class ThreadManager:
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_tasks: Dict[str, Dict] = {}
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_lock = threading.Lock()
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@classmethod
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def add(cls, udid: str, thread: threading.Thread, event: threading.Event) -> Tuple[int, str]:
"""
添加一个线程到线程管理器
:param udid: 设备的唯一标识符
:param thread: 线程对象
:param event: 用于控制线程退出的 Event 对象
:return: 状态码和信息
"""
with cls._lock:
if udid in cls._tasks and cls._tasks[udid].get("running", False):
LogManager.method_info(f"任务添加失败:设备 {udid} 已存在运行中的任务", method="task")
return 400, f"该设备中已存在任务 {udid}"
# 如果任务已经存在但已停止,清理旧任务记录
if udid in cls._tasks and not cls._tasks[udid].get("running", False):
LogManager.method_info(f"清理设备 {udid} 的旧任务记录", method="task")
del cls._tasks[udid]
# 添加新任务记录
cls._tasks[udid] = {
"thread": thread,
"event": event,
"running": True
}
LogManager.method_info(f"设备 {udid} 开始任务成功", method="task")
return 200, f"创建任务成功 {udid}"
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@classmethod
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def stop(cls, udid: str) -> Tuple[int, str]:
"""
停止指定设备的线程
:param udid: 设备的唯一标识符
:return: 状态码和信息
"""
with cls._lock:
if udid not in cls._tasks or not cls._tasks[udid].get("running", False):
LogManager.method_info(f"任务停止失败:设备 {udid} 没有执行相关任务", method="task")
return 400, f"当前设备没有执行相关任务 {udid}"
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task = cls._tasks[udid]
event = task["event"]
thread = task["thread"]
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LogManager.method_info(f"设备 {udid} 的任务正在停止", method="task")
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# 设置停止标志位
event.set()
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# 等待线程结束
thread.join(timeout=5) # 可设置超时时间,避免阻塞
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# 清理任务记录
del cls._tasks[udid] # 删除任务记录
LogManager.method_info(f"设备 {udid} 的任务停止成功", method="task")
return 200, f"当前任务停止成功 {udid}"
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@classmethod
def is_task_running(cls, udid: str) -> bool:
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"""
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检查任务是否正在运行
:param udid: 设备的唯一标识符
:return: True 表示任务正在运行False 表示没有任务运行
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"""
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with cls._lock:
is_running = cls._tasks.get(udid, {}).get("running", False)
LogManager.method_info(f"检查设备 {udid} 的任务状态:{'运行中' if is_running else '未运行'}", method="task")
return is_running