For more information regarding the security incident at F5, the actions we are taking to address it, and our ongoing efforts to protect our customers, click here.

Forum Discussion

P_Kueppers_3614's avatar
P_Kueppers_3614
Icon for Nimbostratus rankNimbostratus
Oct 22, 2018

Bug in VS redirect with HTML iRule?

Hi,   we use the iRule for serving "Error 503 Service Unavailable" HTML page. In all virtual servers we got this iRule which is triggered if the pool is down. This works quite well in all browsers...
application delivery
BIG-IP
iRules
P_Kueppers's avatar
P_Kueppers
Icon for MVP rankMVP
Oct 22, 2018
when HTTP_REQUEST {
    if { [active_members [LB::server pool]] < 1 } {
    log local0. "Client [IP::client_addr] requested Host: [HTTP::host] with URI: [HTTP::uri] accessed [virtual] but no active nodes available..."

        switch [HTTP::uri] {
            "/Logo.png" {
                                HTTP::respond 200 content [ifile get "Logo.png"] "Content-Type" "image/png" "Cache-Control" "no-cache, must-revalidate"
                                }
        default { 
                    HTTP::respond 503 content {




Error 503 Service Unavailable


 Service Unavailable 
The server is temporarily unable to service your request due to maintenance downtime or capacity problems. Please try again later.



        }
      }
    }
  }
}