這是一個測試文檔，測一下文檔的代碼情況
#!/bin/bash
#
VIP=10.12.27.100
RIP=("10.12.27.104" "10.12.27.105" "10.12.27.121")
WEIGHT=("1" "1" "2")
PORT=80
STATUS=("1" "1" "1")
eel(){
ipvsadm -d -t $VIP:$PORT -r $1
[ $? -eq 0 ] && return 0 || return 1
}
add(){
ipvsadm -a -t $VIP:$PORT -r $1 -w $2
[ $? -eq 0 ] && return 0 || return 1
}
while :;do
let N=0
for I in ${RIP[*]};do
curl --connect-timeout 1 http://$I
if [ $? -ne 0 ];then
if [ ${STATUS[$N]} -eq 1 ];then
del $I
[ $? -eq 0 ] && STATUS[$N]=0
fi
else
if [ ${STATUS[$N]} -eq 0 ];then
add $I ${WEIGHT[$N]}
[ $? -eq 0 ] && STATUS[$N]=1
fi
fi
let N++
done
sleep 5;
done