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ant77's avatar
ant77
Icon for Cirrostratus rankCirrostratus
Jul 01, 2020

Alternative to getfield to check XFF client IP using data group

Hi All, We ran into a bug when upgrading to 13.1.3.3 that process an iRule to check the client IP address in an XFF header against what is defined in a data group "DG-ALLOWED-IP". Is there an...
application delivery
BIG-IP
iRules
Kevin_Davies's avatar
Kevin_Davies
Icon for MVP rankMVP
Jul 04, 2020

Having not been notified of updates to this topic...

Update [string trim $CHECK_IP] to...

[string trim $CHECK_IP {{} }]

But if you put James proc above the top if your original iRule you can simplify to this...

set CHECK_IP [call get_xff_ip]

  • ant77's avatar
    ant77
    Icon for Cirrostratus rankCirrostratus
    Jul 07, 2020

    Thank you Kevin for all your help. Much appreciated man!