113 lines
4.4 KiB
Python
113 lines
4.4 KiB
Python
import os
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import time
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import psutil
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import logging
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import subprocess
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from typing import Optional, Tuple
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class ODMProcessMonitor:
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"""ODM进程监控器"""
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def __init__(self, max_retries: int = 3, check_interval: int = 10, mode: str = "快拼模式"):
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"""
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初始化监控器
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Args:
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max_retries: 最大重试次数
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check_interval: 检查间隔（秒）
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mode: 模式
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"""
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self.max_retries = max_retries
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self.check_interval = check_interval
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self.logger = logging.getLogger('UAV_Preprocess.ODMMonitor')
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self.mode = mode
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def _check_docker_container(self, process_name: str = "opendronemap/odm") -> bool:
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"""检查是否有指定的Docker容器在运行"""
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try:
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result = subprocess.run(
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["docker", "ps", "--filter",
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f"ancestor={process_name}", "--format", "{{.ID}}"],
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capture_output=True,
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text=True
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)
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return bool(result.stdout.strip())
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except Exception as e:
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self.logger.error(f"检查Docker容器状态时发生错误: {str(e)}")
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return False
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def _check_success(self, grid_dir: str) -> bool:
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"""检查ODM是否执行成功"""
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if self.mode == "快拼模式":
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success_markers = ['odm_orthophoto', 'odm_georeferencing']
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else:
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success_markers = ['odm_orthophoto',
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'odm_georeferencing', 'odm_texturing']
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return all(os.path.exists(os.path.join(grid_dir, 'project', marker)) for marker in success_markers)
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def run_odm_with_monitor(self, command: str, grid_dir: str, grid_idx: int) -> Tuple[bool, str]:
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"""运行ODM命令并监控进程"""
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attempt = 0
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while attempt < self.max_retries:
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try:
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self.logger.info(f"网格 {grid_idx + 1} 第 {attempt + 1} 次尝试执行ODM")
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# 创建日志文件
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log_file = os.path.join(grid_dir, f'odm_attempt_{attempt + 1}.log')
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# 使用 subprocess.Popen 启动进程，并设置适当的参数
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process = subprocess.Popen(
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command,
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shell=True,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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bufsize=1, # 使用行缓冲
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text=True, # 使用文本模式
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universal_newlines=True # 统一换行符处理
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)
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# 使用非阻塞方式读取输出
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while True:
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# 读取输出
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output = process.stdout.readline()
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if output:
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with open(log_file, 'a', encoding='utf-8') as f:
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f.write(output)
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self.logger.info(f"网格 {grid_idx + 1}: {output.strip()}")
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# 检查进程是否结束
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if process.poll() is not None:
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break
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# 检查Docker容器状态
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if not self._check_docker_container():
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break
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time.sleep(0.1) # 短暂休眠，避免CPU过度使用
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# 获取最终返回码
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return_code = process.wait()
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# 检查是否成功完成
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if return_code == 0 and self._check_success(grid_dir):
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self.logger.info(f"网格 {grid_idx + 1} ODM处理成功")
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return True, ""
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self.logger.warning(f"网格 {grid_idx + 1} 第 {attempt + 1} 次尝试失败")
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except Exception as e:
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error_msg = f"监控进程发生异常: {str(e)}"
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self.logger.error(error_msg)
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return False, error_msg
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attempt += 1
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if attempt < self.max_retries:
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wait_time = (attempt + 1) * 30
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self.logger.info(f"等待 {wait_time} 秒后重试...")
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time.sleep(wait_time)
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error_msg = f"网格 {grid_idx + 1} 在 {self.max_retries} 次尝试后仍然失败"
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self.logger.error(error_msg)
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return False, error_msg
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