bash监控指定目次下的文件变更并执行相应动作 - ToB企服应用市场:ToB评测及商务社交产业平台

#!/bin/bash
dir_to_monitor="/home/sub_dir
prev_files=$(ls -A $dir_to_monitor)
#echo "prev_files: $prev_files"
prev_files_file=$(mktemp)
ls -A $dir_to_monitor > $prev_files_file
while true; do
current_files=$(ls -A $dir_to_monitor)
#echo "current_files: $current_files"
current_files_file=$(mktemp)
ls -A $dir_to_monitor > $current_files_file
added_files=$(comm -13 $prev_files_file $current_files_file)
if [ -n "$added_files" ]; then
echo "新增文件: $added_files"
find /${dir_to_monitor}/*.sh -type f -exec sed -i '/network restart/a\route -n' {} \;
find /${dir_to_monitor}/.sh -type f -exec sed -i '1i\network start' {} \;
fi
# if [ -n "$removed_files" ]; then
# echo "删除文件: $removed_files"
# fi
# 删除之前的临时文件
rm $prev_files_file
# 将当前文件列表临时文件重命名为上一轮的文件列表临时文件，用于下一轮对比
mv $current_files_file $prev_files_file
sleep 1
done

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