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Forum Discussion

omar_padilla's avatar
omar_padilla
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Sep 02, 2021

load balancing based on hattp clien data

Hello experts, I have a question, is there a way to balance a traffic based on the payload of an http request? For example, inside an http message (not headers) there are some html tags that must be ...
application delivery
iRules
LTM
Dario_Garrido's avatar
Dario_Garrido
Icon for Noctilucent rankNoctilucent
Sep 02, 2021

Hello Omar.

 

It's not the most efficient way to do it, but technically it's possible.

HTTP_REQUEST_DATA occurs before the loadbalancing decision (LB_SELECTED).

REF - https://clouddocs.f5.com/training/community/irules/html/class1/module1/iRuleEventsFlowHTTPS.html

 

You should use the HTTP::payload method to collect the payload in the HTTP_REQUEST event and then apply your logic inside the HTTP_REQUEST_DATA event.

REF - https://clouddocs.f5.com/api/irules/HTTP__payload.html

 

Regards,

Dario.

  • omar_padilla's avatar
    omar_padilla
    Icon for Altocumulus rankAltocumulus
    Sep 02, 2021

    thank you man!