Using an iRule to display a maintenance page when the pool is down
I have configured to redirect Virtual server to maintenance page when all pool member down.
I have configured below guide:
https://support.f5.com/csp/article/K14702105
When i used irule below, Irule has completed configuration.
when HTTP_REQUEST {
if { [active_members [LB::server pool]] == 0 } {
HTTP::respond 200 content "
<html>
<head>
<title>Maintenance Page</title>
</head>
<body>
We are sorry, but the site you are looking for is temporarily out of service.
If you feel you have reached this page in error, please try again.
</body>
</html>
"
}
}
But, when I edited as below, irule has not change:
when HTTP_REQUEST {
if { [active_members [LB::server pool]] == 0 } {
HTTP::respond 200 content "
<html>
<head>
<title>Maintenance Page</title>
</head>
<body>
<article>
<center><h1 style="color: #000;">
Xin lỗi quý vị, hệ thống đang được bảo trì. Xin quý vị quay lại sau khi bảo trì hoàn tất.</h1> <center>
<div>
<center><h1 style="color: #000;">Xin trân trọng cảm ơn!.<p></p><center>
</center></h1></center></div>
<article>
</body>
</html>
"
}
}
Errors as below:
Pls guide me!