Install error :The DataSource and ConditionDetection modules required

[root@iris:Active] config  b virtual bar list
virtual bar {
   snat automap
   pool squid
   destination 172.28.17.33:https
   ip protocol tcp
   rules myrule
}
[root@iris:Active] config  b pool squid list
pool squid {
   members 192.168.12.105:squid {}
}
[root@iris:Active] config  b rule myrule list
rule myrule {
   when SERVER_CONNECTED {
      set bypass 0
      TCP::respond "CONNECT www.google.com:443 HTTP/1.0\r\n\r\n"
      TCP::collect
 }
 when SERVER_DATA {
      if { $bypass eq 1 } {
              TCP::release
              return
      }
      if { [TCP::payload] starts_with "HTTP/1.0 200" } {
              TCP::payload replace 0 [TCP::payload length] ""
              TCP::release
              set bypass 1
      } else {
              TCP::close
      }
 }
}

[root@iris:Active] config  curl -Ik https://172.28.17.33/
HTTP/1.1 200 OK
Date: Fri, 04 Nov 2011 09:18:10 GMT
Expires: -1
Cache-Control: private, max-age=0
Content-Type: text/html; charset=ISO-8859-1
Server: gws
X-XSS-Protection: 1; mode=block
X-Frame-Options: SAMEORIGIN
Transfer-Encoding: chunked