Forum Discussion

dubdub's avatar
dubdub
Icon for Nimbostratus rankNimbostratus
Dec 23, 2011

Query currently selected pool

Hi all,     Per Deb's article at http://devcentral.f5.com/Tutorials/TechTips/tabid/63/articleType/ArticleView/articleId/130/iRules-101--05--Selecting-Pools-Pool-Members-and-Nodes.aspx, I am forc...
application delivery
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iRules
nitass's avatar
nitass
Icon for Employee rankEmployee
Dec 23, 2011
if i am not wrong, it seems to be LB::server. 

[root@ve1023:Active] config  b virtual bar list
virtual 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 {
   members 200.200.200.101:80 {}
}
b[root@ve1023:Active] config  b pool foo1 list
pool foo1 {
   members 200.200.200.102:80 {}
}
[root@ve1023:Active] config  b rule myrule list
rule myrule {
   when CLIENT_ACCEPTED {
        log local0. ""
}

when HTTP_REQUEST {
        set req [HTTP::uri]
        log local0. "[LB::server addr]"
        switch -glob $req {
                *.jpg { pool foo1 }
        }
}

when HTTP_RESPONSE {
        log local0. "[IP::client_addr]:[TCP::client_port] -> [IP::remote_addr]:[IP::remote_addr]|$req"
}
}

 curl http://172.28.19.79/test.html http://172.28.19.79/husky.jpg http://172.28.19.79/f5.gif > /dev/null
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100   149  100   149    0     0  32112      0 --:--:-- --:--:-- --:--:--     0
100   284  100   284    0     0  79396      0 --:--:-- --:--:-- --:--:-- 79396
100   281  100   281    0     0   126k      0 --:--:-- --:--:-- --:--:--  126k

[root@ve1023:Active] config  cat /var/log/ltm
Dec 23 11:01:32 local/tmm info tmm[26866]: Rule myrule CLIENT_ACCEPTED:
Dec 23 11:01:32 local/tmm info tmm[26866]: Rule myrule HTTP_REQUEST:
Dec 23 11:01:32 local/tmm info tmm[26866]: Rule myrule HTTP_RESPONSE: 172.28.19.80:51262 -> 200.200.200.101:200.200.200.101|/test.html
Dec 23 11:01:32 local/tmm info tmm[26866]: Rule myrule HTTP_REQUEST: 200.200.200.101
Dec 23 11:01:32 local/tmm info tmm[26866]: Rule myrule HTTP_RESPONSE: 172.28.19.80:51262 -> 200.200.200.102:200.200.200.102|/husky.jpg
Dec 23 11:01:32 local/tmm info tmm[26866]: Rule myrule HTTP_REQUEST: 200.200.200.102
Dec 23 11:01:32 local/tmm info tmm[26866]: Rule myrule HTTP_RESPONSE: 172.28.19.80:51262 -> 200.200.200.102:200.200.200.102|/f5.gif