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#!/bin/bash
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set -e
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# 指定文件夹路径
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folder="/home/pi/mp4"
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# 进入文件夹
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cd $folder
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# 获取文件夹的大小
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size=$(du -sh "$folder" | awk '{print int($1)}')
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while [ $size -gt 50 ]; do
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# 获取最早创建的文件
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oldest_file=$(ls $folder -tr | head -1 | xargs)
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rm -f $oldest_file
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size=$(du -sh "$folder" | awk '{print int($1)}')
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if [ $size -le 50 ]; then
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exit 0
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fi
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done
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import os
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import glob
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import time
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# 设置您需要监控的文件夹路径
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folder_path = '/home/lihai/pi/mp4'
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# 删除的达到大小 20G 就一直删除
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size = 20
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# 检查文件夹大小,如果超过20G,则开始删除文件
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# 获取当前文件夹的大小
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while True:
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folder_size = sum(os.path.getsize(f) for f in glob.glob(os.path.join(folder_path, '*')))
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if folder_size > size * 1024 * 1024 * 1024: # 检查是否超过20G
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# 获取所有文件的时间戳和文件名
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files_info = [(os.path.getmtime(os.path.join(folder_path, f)), f) for f in os.listdir(folder_path)]
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# 按时间戳排序,取最旧的文件
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oldest_file = min(files_info, key=lambda x: x[0])[1]
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# 删除最旧的文件
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os.remove(os.path.join(folder_path, oldest_file))
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else:
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break
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# 等待5秒钟
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time.sleep(5)
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