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Goran_Blomquis1's avatar
Goran_Blomquis1
Icon for Nimbostratus rankNimbostratus
Dec 22, 2017

No output from persist lookup $header1

Hi all,   We have a case there we need to investigate and take decision based on persistence record.   I do a set ins_id to read header that also is used in persistent table. Persistent work an...
application delivery
iRules
LTM
nitass's avatar
nitass
Icon for Employee rankEmployee
Dec 22, 2017

this is mine. big-ip is running 12.1.2.

// config

root@(bip1a)(cfg-sync In Sync)(Active)(/Common)(tmos) list ltm virtual baz
ltm virtual baz {
    destination 10.200.155.165:80
    ip-protocol tcp
    mask 255.255.255.255
    pool foo
    profiles {
        http { }
        tcp { }
    }
    rules {
        qux
    }
    source 0.0.0.0/0
    source-address-translation {
        type automap
    }
    translate-address enabled
    translate-port enabled
    vs-index 3
}
root@(bip1a)(cfg-sync In Sync)(Active)(/Common)(tmos) list ltm rule qux
ltm rule qux {
    when HTTP_REQUEST {
  log local0. "\[HTTP::cookie SESSION\]=[HTTP::cookie SESSION]"
  if { [HTTP::cookie SESSION] ne "" } {
    log local0. "persist lookup uie [HTTP::cookie SESSION]=[persist lookup uie [HTTP::cookie SESSION]]"
    persist uie [HTTP::cookie SESSION]
  }
}
when HTTP_RESPONSE {
  log local0. "\[HTTP::cookie SESSION\]=[HTTP::cookie SESSION]"
  if { [HTTP::cookie SESSION] ne "" } {
    persist add uie [HTTP::cookie SESSION]
  }
}
}

// client

 curl -I http://10.200.155.165
HTTP/1.1 200 OK
Date: Fri, 22 Dec 2017 20:48:25 GMT
Server: Apache/1.3.26 (Unix) PHP/4.1.2 mod_ssl/2.8.10 OpenSSL/0.9.6b
X-Powered-By: PHP/4.1.2
Set-Cookie: SESSION=a83ccc31492529e8cd457417befb5e59; path=/
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Content-Type: text/html

 curl -I http://10.200.155.165 -H "cookie: SESSION=a83ccc31492529e8cd457417befb5e59"
HTTP/1.1 200 OK
Date: Fri, 22 Dec 2017 20:48:41 GMT
Server: Apache/1.3.26 (Unix) PHP/4.1.2 mod_ssl/2.8.10 OpenSSL/0.9.6b
X-Powered-By: PHP/4.1.2
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Content-Type: text/html

// big-ip

[root@bip1a:Active:In Sync] config  tail -f /var/log/ltm
Dec 22 21:32:01 bip1a info tmm[12155]: Rule /Common/qux : [HTTP::cookie SESSION]=
Dec 22 21:32:01 bip1a info tmm[12155]: Rule /Common/qux : [HTTP::cookie SESSION]=a83ccc31492529e8cd457417befb5e59

Dec 22 21:32:17 bip1a info tmm[12155]: Rule /Common/qux : [HTTP::cookie SESSION]=a83ccc31492529e8cd457417befb5e59
Dec 22 21:32:17 bip1a info tmm[12155]: Rule /Common/qux : persist lookup uie a83ccc31492529e8cd457417befb5e59=/Common/foo 10.200.155.166 80
Dec 22 21:32:17 bip1a info tmm[12155]: Rule /Common/qux : [HTTP::cookie SESSION]=