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

skahler_85363's avatar
skahler_85363
Icon for Nimbostratus rankNimbostratus
Jun 06, 2008

iRule not always processing

I had emailed support to answer my question and the response back was that this was an iRule question and they seemed to infer I'd be best to ask here first.     I have written a very simpl...
application delivery
dev
devops
iRules
skahler_85363's avatar
skahler_85363
Icon for Nimbostratus rankNimbostratus
Jun 06, 2008
Here's my iRule

 

 

when HTTP_REQUEST {

 

if { [string match "*gadget*" [HTTP::header Referer] ] } {

 

discard

 

}

 

}

 

 

and a request coming through while it was in place

 

 

172.20.2.106 - - [30/May/2008:00:14:13 -0500] "GET /blah.blah.com/blah.gif HTTP/1.1" 304 0 "x-gadget:///blah.htm" "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; .NET CLR 3.0.04506)"

 

 

I apologize as the original post said User-Agent and it's Referer. There are other gadget requests out there I'm looking to block as well as x-gadget and thus the wildcards.

 

 

It's my first iRule so maybe I'm missing something obvious