Forum Discussion
JSpartan0901_95
Feb 10, 2012Nimbostratus
Routing traffic to all the pool members except one by keeping the existing load balancing algorithm
Hi all,
I would like to achieve the following in iRules. Appreciate if someone can help me suggest the right way.
Today, we already have a pool configured with Least connections ...
nitass
Feb 10, 2012Employee
is it something like this?
[root@ve1023:Active] config b virtual bar list
bvirtual bar {
snat automap
pool foo
destination 172.28.19.79:80
ip protocol 6
rules myrule
profiles {
http {}
tcp {}
}
}
[root@ve1023:Active] config b pool foo list
pool foo {
lb method member least conn
members {
200.200.200.101:80 {}
200.200.200.102:80 {}
200.200.200.111:80 {}
}
}
[root@ve1023:Active] config b rule myrule list
rule myrule {
when HTTP_REQUEST {
set vs "[IP::local_addr]:[TCP::local_port]"
if {[HTTP::cookie value "testCookie"] contains "111"} {
pool foo member 200.200.200.111 80
}
}
when HTTP_RESPONSE {
log local0. "[IP::client_addr]:[TCP::client_port] -> $vs -> [IP::remote_addr]:[TCP::remote_port]"
}
}
[root@ve1023:Active] config curl -I http://172.28.19.79
HTTP/1.1 200 OK
Date: Sat, 11 Feb 2012 01:02:12 GMT
Server: Apache/2.2.3 (CentOS)
Last-Modified: Fri, 11 Nov 2011 14:48:14 GMT
ETag: "4183e4-3e-9c564780"
Accept-Ranges: bytes
Content-Length: 62
Content-Type: text/html; charset=UTF-8
[root@ve1023:Active] config curl -I http://172.28.19.79 -H "Cookie: testCookie=abc111"
HTTP/1.1 200 OK
Date: Sat, 11 Feb 2012 00:58:25 GMT
Server: Apache/2.2.3 (CentOS)
Last-Modified: Wed, 30 Nov 2011 05:42:33 GMT
ETag: "418416-30-33ce6440"
Accept-Ranges: bytes
Content-Length: 48
Connection: close
Content-Type: text/html; charset=UTF-8
[root@ve1023:Active] config cat /var/log/ltm
Feb 10 16:55:34 local/tmm info tmm[4822]: Rule myrule : 172.28.19.80:51524 -> 172.28.19.79:80 -> 200.200.200.101:80
Feb 10 16:55:37 local/tmm info tmm[4822]: Rule myrule : 172.28.19.80:51525 -> 172.28.19.79:80 -> 200.200.200.111:80
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