cookie persistence sendfor: http only

[root@iris:Active] config  b virtual bar list
virtual bar {
   snat automap
   pool foo
   destination 172.28.17.33:http
   ip protocol tcp
   persist mycookie
   profiles {
      myhttp {}
      tcp {}
   }
}
[root@iris:Active] config  b profile mycookie list
profile persist mycookie {
   defaults from cookie
   mode cookie
   timeout 180
   cookie mode insert
   cookie name "cookie_20"
}
[root@iris:Active] config  b profile myhttp list
profile http myhttp {
   defaults from http
   cookie secret "secret"
   encrypt cookies "cookie_20"
}

[root@iris:Active] config  curl -I http://172.28.17.33
HTTP/1.1 200 OK
Date: Sat, 15 Oct 2011 01:29:40 GMT
Server: Apache/2.0.59 (rPath)
Last-Modified: Sat, 11 Jun 2011 00:31:47 GMT
ETag: "667a-67-cfb682c0"
Accept-Ranges: bytes
Content-Length: 103
Vary: Accept-Encoding
Content-Type: text/html; charset=UTF-8
Set-Cookie: cookie_20=DtUT7p97+feyDIKi2OCuEWPqv0KMJRGoC16eEnwbcXGkonYaZHplZ51iBCel9egDDSZfSZ3TfeACgWg=; path=/

[root@iris:Active] config  b rule myrule list
rule myrule {
   when HTTP_RESPONSE {
   if {[HTTP::cookie "cookie_20"] ne ""}{
      HTTP::header replace Set-Cookie "[HTTP::header Set-Cookie]; HttpOnly"
   }
}
}

[root@iris:Active] config  b virtual bar rule myrule

[root@iris:Active] config  curl -I http://172.28.17.33
HTTP/1.1 200 OK
Date: Sat, 15 Oct 2011 01:30:02 GMT
Server: Apache/2.0.59 (rPath)
Last-Modified: Sat, 11 Jun 2011 00:31:47 GMT
ETag: "667a-67-cfb682c0"
Accept-Ranges: bytes
Content-Length: 103
Vary: Accept-Encoding
Content-Type: text/html; charset=UTF-8
Set-Cookie: cookie_20=BUuoH166ZBENSFCi2OCuEWPqv0KMJfEr2qRf+Svnu9S1feGWc/rkeJ1u1sm5yjRjoXdxLF6A8rvG0N4=; path=/; HttpOnly