Basic iRule to redirect to pools

[root@ve1023:Active] config  b virtual bar list
virtual bar {
   snat automap
   destination 172.28.65.152:http
   ip protocol tcp
   rules myrule
   profiles {
      http {}
      tcp {}
   }
}
[root@ve1023:Active] config  b rule myrule list
rule myrule {
   when HTTP_REQUEST {
        if {[HTTP::uri] contains "e02extport.com" and [HTTP::uri] contains "var1" } {
                log local0. "pool_ext_e02_var1"
                pool pool_ext_e02_var1
        } elseif {[HTTP::uri] contains "e02extport.com" and [HTTP::uri] contains "var2" } {
                log local0. "pool_ext_e02_var2"
                pool pool_ext_e02_var2
        } elseif {[HTTP::uri] contains "e02extport.com" and [HTTP::uri] contains "var3" } {
                log local0. "pool_ext_e02_var3"
                pool pool_ext_e02_var3
        } elseif {[HTTP::uri] contains "e02extport.com" and [HTTP::uri] contains "var4" } {
                log local0. "pool_ext_e02_var4"
                pool pool_ext_e02_var4
        } else {
                log local0. "pool_ext_e02_default"
                pool pool_ext_e02_default
        }
}
}

[root@ve1023:Active] config  curl -I http://172.28.65.152/var1/app.html?ref=https://eo2port.com

[root@ve1023:Active] config  tail -f /var/log/ltm
Nov  7 04:17:36 local/tmm info tmm[6742]: Rule myrule : pool_ext_e02_default