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Christopher_Hyl's avatar
Christopher_Hyl
Icon for Nimbostratus rankNimbostratus
May 05, 2011

True-IP persistence or source-IP if it doesn't exsist.

This is a basic derivative of the irule in the last post .   It's a long story of why we're doing this, but we're using a CDN that passes us the "true-client-ip" HTTP header. We want source persis...
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Christopher_Hyl's avatar
Christopher_Hyl
Icon for Nimbostratus rankNimbostratus
May 06, 2011
I've attached the irule to the persistence profile and the persistence profile to the VIP, but it's still not working. It seems to be passing them almost round-robin.

Here is the log entry I added:

log local0. "HTTP setting persist to: $tcip_header CDN-IP: [IP::remote_addr]"

Here is the Log output for our office's ip (office IP has been changed to 1.2.3.4) the external ips are our CDN's egress (they bounce around a lot!): 

 May  6 12:24:21 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.180
May  6 12:24:21 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.181
May  6 12:24:21 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.179
May  6 12:24:23 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.182
May  6 12:24:24 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.180
May  6 12:24:24 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.179
May  6 12:24:24 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.181
May  6 12:24:24 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.182
May  6 12:24:26 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.182
May  6 12:24:26 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.180
May  6 12:24:26 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.179
May  6 12:24:26 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.181
May  6 12:24:26 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.180
May  6 12:24:28 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.180
May  6 12:24:29 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.181
May  6 12:24:29 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.182
May  6 12:24:29 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.180
May  6 12:24:29 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.179
May  6 12:24:31 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.182
May  6 12:24:31 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.181
May  6 12:24:31 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.182
May  6 12:24:31 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.181
May  6 12:24:31 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.179
May  6 12:24:33 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.180
May  6 12:24:34 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.179
May  6 12:24:34 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.181
May  6 12:24:34 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.181
May  6 12:24:34 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.181
May  6 12:24:36 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.181
May  6 12:24:36 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.182
May  6 12:24:36 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.180
May  6 12:24:36 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.180
May  6 12:24:36 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.180
May  6 12:24:38 tmm tmm[1715]: Rule persistenceiRule : HTTP setting persist to: 1.2.3.4 CDN-IP: 208.111.181.181