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Joe_Pipitone's avatar
Joe_Pipitone
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Sep 09, 2013

Blocking file type by referrer - redirecting afterwards

I found a great script on devcentral that allows us to prevent people from obtaining PDF's from our sites unless they are referred by one of our domains. The script integrated nicely with some custom...
application delivery
devops
iRules
Joe_Pipitone's avatar
Joe_Pipitone
Icon for Nimbostratus rankNimbostratus
Sep 09, 2013

Does anyone know if using this iRule will allow us to allow a blank referrer using referer_allowed_hosts? We have some email blasts that go through where people are clicking on links from emails, and they're being blocked as they are coming from a host that isn't allowed (my personal Outlook email for instance)

 

I tried adding "" to the data group to simulate an empty referrer, but no luck.

 

The script I am referring to is here:

 

https://devcentral.f5.com/wiki/irules.BlockReferersByPathorFiletype.ashx

 

  • Joe_Pipitone's avatar
    Joe_Pipitone
    Icon for Nimbostratus rankNimbostratus
    Sep 09, 2013
    I think we got this one! Although it's probably a bit messy, it works. It's blocking what it needs to, and is allowing links direct to PDF's in emails to be opened! if { $refer_host == "" || [matchclass $refer_host contains referer_allowed_hosts] } {