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|
| import threading
| import time as time_sel
| from typing import Dict
| import qwen_task
| import requests
| import os
| import torch
| import logging
| from transformers import AutoProcessor, AutoModelForVision2Seq
| from pymilvus import connections, Collection
| from logging.handlers import RotatingFileHandler
| import get_mem
|
|
| class ThreadPool:
| def __init__(self):
| #读取配置文件
| self.config = {}
| with open('./conf.txt', 'r', encoding='utf-8') as file:
| for line in file:
| # 去除每行的首尾空白字符（包括换行符）
| line = line.strip()
| # 跳过空行
| if not line:
| continue
| # 分割键和值
| if '=' in line:
| key, value = line.split('=', 1)
| # 去除键和值的首尾空白字符
| key = key.strip()
| value = value.strip()
| # 将键值对添加到字典中
| self.config[key] = value
| # 配置日志
| # 确保日志目录存在
| log_dir = "logs"
| os.makedirs(log_dir, exist_ok=True)
| self.threads: Dict[str, threading.Thread] = {}
| self.lock = threading.Lock()
|
| self.device = "cuda" if torch.cuda.is_available() else "cpu"
| # 初始化qwenvl检测模型
| # 指定本地路径
| model_path = "./Qwen2-VL-2B-Instruct"
| # 加载模型
| self.qwen_model = AutoModelForVision2Seq.from_pretrained(
| model_path,
| device_map="auto", # 自动分配GPU
| torch_dtype=torch.float16, # 半精度节省显存
| trust_remote_code=True # 允许执行自定义代码
| ).eval()
| # 加载处理器
| self.qwen_tokenizer = AutoProcessor.from_pretrained(model_path)
|
| # 初始化Milvus集合
| connections.connect("default", host=self.config.get("milvusurl"), port=self.config.get("milvusport"))
| # 加载集合
| self.collection = Collection(name="smartobject")
| self.collection.load()
|
| #是否更新
| self._isupdate = False
|
| # 初始化共享内存
| get_mem.smem_init()
|
| # 配置日志
| logging.basicConfig(
| level=logging.INFO,
| format='%(asctime)s - %(filename)s:%(lineno)d - %(funcName)s() - %(levelname)s: %(message)s',
| datefmt='%Y-%m-%d %H:%M:%S',
| handlers=[
| # 按大小轮转的日志文件（最大10MB，保留3个备份）
| RotatingFileHandler(
| filename=os.path.join(log_dir, 'start_log.log'),
| maxBytes=10 * 1024 * 1024, # 10MB
| backupCount=3,
| encoding='utf-8'
| ),
| # 同时输出到控制台
| logging.StreamHandler()
| ]
| )
|
| #启动线程
| def safe_start(self, target_func, camera_id):
| """线程安全启动方法"""
| def wrapped():
| thread_name = threading.current_thread().name
| try:
| target_func(camera_id)
| except Exception as e:
| logging.error(f"线程异常: {str(e)}", exc_info=True)
|
| with self.lock: # 确保线程安全创建
| t = threading.Thread(
| target=wrapped,
| daemon=True # 设置为守护线程
| )
| t.start()
| self.threads[camera_id] = t
| return t
|
| # 启动线程任务
| def worker(self, camera_id):
| # 初始化
| detect = qwen_task.detect_tasks()
| detect._thread_name = f"{camera_id}" # 设置名称
| detect.init_logging(f"{camera_id}")
| # 初始化检测模型
| detect.device = self.device
| # 初始化qwen模型
| detect.qwen_tokenizer = self.qwen_tokenizer
| detect.qwen_model = self.qwen_model
|
| # 初始化Milvus集合
| detect.collection = self.collection
|
| # 设置线程启动状态
| detect._running = True
| try:
| # 读取共享内存中的图片
| image_id_list = [458450378519380938,
| 458450378519380940,
| 458450378519380942,
| 458450378519380944,
| 458450378519380946,
| 458450378519380948,
| 458450378519380950,
| 458450378519380952,
| 458450378519380954,
| 458450378519380956,
| 458450378519380958,
| 458450378519380960,
| 458450378519380962,
| 458450378519380964,
| 0,
| 458450378519380966,
| 458450378519380968,
| 0,
| 458450378519380970,
| 458450378519380972,
| 458450378519380974,
| 458450378519380976,
| 458450378519380978,
| 458450378519380980,
| 458450378519380982,
| 458450378519380984,
| 458450378519380986,
| 458450378519380988,
| 458450378519380990,
| 458450378519380992,
| 0,
| 458450378519380994,
| 458450378519380996,
| 0,
| 458450378519380998,
| 458450378519381000,
| 0,
| 458450378519381002,
| 458450378519381004,
| 458450378519381006,
| 0,
| 458450378519381008,
| 458450378519381010,
| 458450378519381012,
| 458450378519381014,
| 458450378519381016,
| 458450378519381018,
| 458450378519381020,
| 458450378519381022,
| 458450378519381024,
| 458450378519381026,
| 458450378519381028,
| 458450378519381030,
| 458450378519381032,
| 458450378519381034,
| 458450378519381036,
| 458450378519381038,
| 458450378519381040,
| 458450378519381042,
| 458450378519381044,
| 458450378519381046,
| 0,
| 458450378519381048,
| 458450378519381050,
| 458450378519381052,
| 458450378519381054,
| 458450378519381056,
| 458450378519381058,
| 458450378519381060,
| 458450378519381062,
| 458450378519381064,
| 458450378519381066,
| 458450378519381068,
| 458450378519381070,
| 458450378519381072,
| 458450378519381074,
| 458450378519381076,
| 458450378519381078,
| 458450378519381080,
| 458450378519381082,
| 458450378519381084,
| 0,
| 458450378519381086,
| 458450378519381088,
| 458450378519381090,
| 458450378519381092,
| 458450378519381094,
| 458450378519381096,
| 458450378519381098,
| 458450378519381100,
| 458450378519381102,
| 458450378519381104,
| 458450378519381106,
| 458450378519381108,
| 458450378519381110,
| 458450378519381112,
| 458450378519381114,
| 458450378519381116,
| 458450378519381118,
| 458450378519381120,
| 458450378519381122,
| 458450378519381124,
| 458450378519381126,
| 0,
| 458450378519381128,
| 458450378519381130,
| 458450378519381132,
| 458450378519381134,
| 458450378519381136,
| 458450378519381138,
| 458450378519381140,
| 458450378519381142,
| 458450378519381144,
| 458450378519381146,
| 458450378519381148,
| 458450378519381150,
| 458450378519381152,
| 458450378519381154,
| 458450378519381156,
| 458450378519381158
| ]
|
|
|
| for image_id in image_id_list:
| logging.info(f"读取图像成功: {image_id}")
| image_id = detect.tark_do(image_id,self.config.get("filesavepath"),self.config.get("ragurl"),self.config.get("max_tokens"))
| logging.info(f"处理图像成功: {image_id}")
| except Exception as e:
| logging.info(f"{detect._thread_name}线程错误:{e}")
|
| #调用是否需要更新
| def isUpdate(self):
| try:
| # 定义请求的 URL
| url = self.config.get("isupdateurl")
| # 发送 GET 请求
| response = requests.get(url)
|
| # 检查响应状态码
| if response.status_code == 200:
| data = response.json().get("data")
| if data.get("isChange") == 1:
| return True
| else:
| return False
| except Exception as e:
| logging.info(f"调用是否需要更新时出错:URL:{self.config.get('isupdateurl')}:{e}")
| return False
|
| #修改是否更新状态
| def update_status(self):
| try:
| # 更新状态
| url = self.config.get("updatestatusurl")
| # 发送 GET 请求
| response = requests.post(url)
| # 检查响应状态码
| if response.status_code == 200:
| return True
| else:
| return False
| except Exception as e:
| logging.info(f"修改是否更新状态时出错:URL:{self.config.get('updatestatusurl')}:{e}")
| return False
|
| def shutdown_all(self) -> None:
| """清理所有线程"""
| with self.lock:
| for camera_id, thread in list(self.threads.items()):
| if thread.is_alive():
| thread.join(timeout=1)
| del self.threads[camera_id]
|
| #获取任务
| def getTaskconf(self,isupdate):
| try:
| # 定义请求的 URL
| url = self.config.get("gettaskconfurl")
| # 发送 GET 请求
| response = requests.get(url)
| # 检查响应状态码
| if response.status_code == 200:
| data = response.json()
| if isupdate:
| # 更新状态
| self.update_status()
| return data.get("data")
| else:
| return []
| except Exception as e:
| logging.info(f"调用获取任务时出错:URL:{self.config.get('gettaskconfurl')}:{e}")
| return []
|
| # 使用示例
| if __name__ == "__main__":
| pool = ThreadPool()
| is_init = True
| camera_data = pool.getTaskconf(False)
| while True:
| try:
| pool._isupdate = False # 是否更新数据
| # 是否需要更新任务数据
| if pool.isUpdate():
| # 获取摄像机任务
| camera_data = pool.getTaskconf(True)
| pool._isupdate = True # 更新数据
|
| if is_init:
| if camera_data:
| for camera in camera_data:
| thread = pool.threads.get(camera.get("camera_id"))
| if not thread:
| logging.info(f"开始创建{camera.get('camera_id')}线程")
| pool.safe_start(pool.worker, camera.get('camera_id'))
| logging.info(f"{camera.get('camera_id')}线程创建完毕")
|
| if pool._isupdate:
| logging.info(f"更新线程开始")
| pool.shutdown_all()
| if camera_data:
| for camera in camera_data:
| thread = pool.threads.get(camera.get("camera_id"))
| if not thread:
| logging.info(f"开始创建{camera.get('camera_id')}线程")
| pool.safe_start(pool.worker, camera.get('camera_id'))
| logging.info(f"{camera.get('camera_id')}线程创建完毕")
|
| logging.info(f"更新线程结束")
|
| is_init = False
| time_sel.sleep(1)
| except Exception as e:
| logging.info(f"主线程未知错误:{e}")
|
|
