LVS Health Detection Script

LVS Health Detection Script

Writing is not good, basic realization, because the basic will not be used, there is time to improve, hehe

1 #!/bin/bash

2

3 rs= (' 192.168.61.130 ' 192.168.61.132 ')

4 vip= "192.168.61.100"

5 dip= "192.168.61.131"

6 Checkcount=1

7 checkloop=4

8 I=1

9

10

One while [$i-lt 2];d o

#sorry server detection, Director httpd default boot

If [$ (ipvsadm-ln |grep "\->" |wc-l)-lt 2];then

Ipvsadm-a-T $VIP ": $"-R $dip-G

All else

ipvsadm-d-T $vip ": Up"-R $dip-G

+ fi

18

#循环所有RS检测

Rs_x in ${rs[@]};d o

#只要在线并且之前已经下线的, on-line processing

If Curl--connect-timeout 2-s "/http" $rs _x "/index.html" &>/dev/null;then

Ipvsadm-ln |grep $rs _x &>/dev/null

If [$?-ne 0];then

Ipvsadm-a-T $vip ": Up"-R $rs _x &>/dev/null

#echo "Add Rs1 server OK"

+ fi

-Else

#当RS是刚离线的, every 1 seconds detection, detection 3 times is not online on the offline, if it is not done before the offline processing

Ipvsadm-ln |grep $rs _x &>/dev/null

If [$?-eq 0];then

[$checkcount-le $checkloop];d o

If Curl--connect-timeout 1-s "/http" $rs _x "index.html" &>/dev/null;then

Break

+ Else

checkcount++

Panax Notoginseng fi

If [$checkcount-eq 3];then

If Ipvsadm-ln |grep $rs _x &>/dev/null;then

ipvsadm-d-T $vip ": Up"-R $rs _x &>/dev/null

#echo "del rs1 server OK"

Break

+ fi

-Fi

1 sleep

Done

Checkcount=1

-Fi

49

Fi

Wuyi Done

52

3 Sleep

Wu Done

LVS Health Detection Script