最終更新日からn日経過したファイルを削除

timebomb.sh

#!/bin/sh

usage ()
{
    echo 'usage: '`basename "$0"` '[-h|-d] days target-directory'
	echo '  options: '
	echo '      -h : show this help'
	echo '      -d : force delete'
    exit;
}

if [ "$#" -le 1 ] ; then
    usage
fi

while getopts hd OPT
do
        case $OPT in
                "h" ) usage ;;
                "d" ) FORCE_DELETE="TRUE" ; shift ;
        esac
done

TARGET_DIR_PATH=`realpath "$2"`
TARGET_FILE_LIST=`find "$TARGET_DIR_PATH" -mtime +"$1"`

for TARGET_FILE in "$TARGET_FILE_LIST"
do
		echo "$TARGET_FILE"

		if [ "$FORCE_DELETE" = "TRUE" ]; then
			rm -rf $TARGET_FILE
		fi
done