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smiley_dba_1116's avatar
smiley_dba_1116
Icon for Nimbostratus rankNimbostratus
Nov 01, 2012

iRule detect any IP that comes in at x rate a minute

Lets say we have an external IP coming in and is completely over taxing a VS. Is there a way within an iRule(or profile) to throttle the connection? In this case   external ----------------------...
application delivery
dev
devops
irules
What_Lies_Bene1's avatar
What_Lies_Bene1
Icon for Cirrostratus rankCirrostratus
Nov 01, 2012
OK, so I knocked this up; 


when CLIENT_ACCEPTED {
 if { [IP::addr [IP::client_addr] equals x.x.x.x] } {
  rateclass name_of_your_rateclass
  log local0. "Bandwidth Hog: [IP::client_addr] detected, Rate Class applied."
 }
}

And found this right afterwards (which has an example which is essentially the same): https://devcentral.f5.com/wiki/iRules.rateclass.ashx

No idea what happens if the client opens multiple connections. Perhaps you can let us know?