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Forum Discussion

Domai_23823's avatar
Domai_23823
Icon for Nimbostratus rankNimbostratus
Dec 01, 2017

Maint page irule help

Hello I am trying to come up with a iRule for maint page. The requirement is - The page should be displayed when all the servers in the pool are down. The servers will be patched and will be reb...
devops
iRules
LTM
Samir_Jha_52506's avatar
Samir_Jha_52506
Icon for Noctilucent rankNoctilucent
Dec 01, 2017

Small modification made. Please try.

when HTTP_REQUEST { 
    if { [active_members [LB::server pool]] == 0 } {
    HTTP::respond 200 content [ifile get "Maintenance_html"] noserver "Cache-Control"   "no-store, no-cache"
    return --Optional
}
  elseif { [active_members [LB::server pool]] > 0 } {
     check if client access from internal subnet
    if { [IP::addr [IP::client_addr]/8 equals 10.0.0.0] } {
        pool http_80
    } else {
        HTTP::respond 200 content [ifile get "Maintenance_html"] noserver "Cache-Control" "no-store, no-cache"
        }    
     } 
}
Domai's avatar
Domai
Icon for Altostratus rankAltostratus
Dec 01, 2017

That is it perfect thank you.