shell腳本之檢查局域網中在線的ip地址

[root@docker-node1 ]# cat ping.sh

#!/bin/bash
. /etc/init.d/functions
for var in {1..254};
do
ip=192.168.0.$var
ping -c2 $ip >/dev/null 2>&1
if [ $? = 0 ];then
action "$ip" /bin/true
else
action "$ip" /bin/false
fi
done

#運行腳本：

chmod +x ping.sh

sh ping.sh