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Forum Discussion

Brad_Baker's avatar
Brad_Baker
Icon for Cirrus rankCirrus
Aug 11, 2016

Persist based on query string

Our QA team needs a way to specify a backend node via a query string and have all subsequent queries persist to that node for testing purposes. I have written the following irule which send the re...
application delivery
BIG-IP
iRules
node
persistence
Brad_Baker's avatar
Brad_Baker
Icon for Cirrus rankCirrus
Aug 11, 2016

This sort of seems to be working:

         Direct traffic to that node.
        pool [LB::server pool] member [class lookup $webserver servername2ip_datagroup] $prt
        persist uie $webserver 518400

The first request for index.php goes to the correct node, whereas the resources (css, js, images) go to a random backend server. If I refresh the page though all requests seem to go to the correct server.

I don't suppose there's a way to make it work consistently for the very first request?