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danielc's avatar
danielc
Icon for Cirrus rankCirrus
3 years ago
Solved

A simple way to unset all variable during Client_CLOSED ?

Hello, I have a CLOSED_CONNECTION irule at the end of the VS to unset all variables:   when CLIENT_CLOSED {   TCP::close      if { [info exists demo1] } {     unset demo1   }   if { [info ...
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  • Kevin_Davies's avatar
    Kevin_Davies
    3 years ago

    Variables are scoped to the connection. After its closed they no longer exist. The only time this is not the case when you create global variables via rule_init. So there is no need to delete these.

danielc's avatar
danielc
Icon for Cirrus rankCirrus
3 years ago

Hello Kevin,

Thanks for the answer. Just want to confirm , what you said also apply to " TCP::close " , right?

Kevin_Davies's avatar
Kevin_Davies
Icon for Nacreous rankNacreous
3 years ago

TCP::close is triggered at the close of the connection. Right after the processing of any iRule events related to that connection, the variables should no longer exist. A connection is a TCP session defined by quatuple of source-ip:source-port and destination-ip:destination-port.