ping.sh

嵌入式linux双机热备份倒换处理代码

#!/bin/sh

PING=/bin/ping
SH=/bin/sh
RM=/bin/rm
NOIP=1
if [ -f ./ping.ok ]; then
	$RM ./ping.ok
fi
for i in `cat ./ping.conf`
do
	if [ "$i" != "" ]; then
		NOIP=0
		$SH -c "$PING -c1 $i 2>/dev/null 1>/dev/null && echo ok > ./ping.ok" &
	fi
done
if [ "$NOIP" == "1" ]; then
	exit 0
fi
COMPT=20
while [ $COMPT -ne 0 ]; do
	if [ -f ./ping.ok ]; then 
		RES=`cat ./ping.ok`
	fi
	if [ "$RES" == "ok" ]; then
		$RM ./ping.ok
		exit 0;
	fi
	COMPT=$[$COMPT-1]
	sleep 1
done
echo "ping.sh => Alert ! NO responses !" >> /var/log/ha-log
exit 1;