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Forum Discussion

Brian_69413's avatar
Brian_69413
Icon for Nimbostratus rankNimbostratus
Jul 09, 2013

Pool member selection based on DNS entry

I am looking to use the POOL command in an iRule to select a pool member based on a DNS response from the RESOLV::lookup command. Does the POOL command require that the selected 'member' actually be ...
application delivery
dev
devops
iRules
Kevin_Stewart's avatar
Kevin_Stewart
Icon for Employee rankEmployee
Jul 09, 2013
You can not only select individual pool members via iRule, but also non-pool "nodes" (a server out on the open Internet for example). So yes, it is possible. You might also want to consider how to maintain persistence beyond a specific request, or if you want to perform a DNS lookup on each request.

 

 

You would not need to build a pool dynamically, nor is this feasible in iRules.