to test bug...
 1/ make a random user
 2/ change to random user
 3/ access any zebra database with random user and no authentication
 4/ read zebra database

here is a transcript of the bug...
---------------------------
root@xen1:~# adduser bob
root@xen1:~# su -l bob

bob@xen1:~$ cd /var/lib/koha
bob@xen1:/var/lib/koha$ ls
topsecret

bob@xen1:/var/lib/koha$ yaz-client  unix:/var/run/koha/topsecret/bibliosocket
Connecting...OK.
Sent initrequest.
Connection accepted by v3 target.
ID     : 81
Name   : Zebra Information Server/GFS/YAZ
Version: 4.2.30 98864b44c654645bc16b2c54f822dc2e45a93031
Options: search present delSet triggerResourceCtrl scan sort extendedServices namedResultSets
Elapsed: 0.001002

Z> base biblios;

Z> find the
Sent searchRequest.
Received SearchResponse.
Search was a success.
Number of hits: 1130, setno 2
SearchResult-1: term=the cnt=1130
records returned: 0
Elapsed: 0.005518

Z> show
Sent presentRequest (1+1).
Records: 1
[biblios]Record type: USmarc
01824cam a2200397 a 4500
001 000045782309
003 AuCNLKIN
005 20111013213222.0
008 100707s2011    maua          001 0 e
...
---------------------------

5/ apply changes to a Koha instance's config files, that you plan to test

6/ restart zebra for instance
 # sudo koha-restart-zebra topsecret

7/ repeat steps 2 and 3, but receive a 'bad user/passwd ' error from zebra

bob@xen1:~$ yaz-client unix:/var/run/koha/topsecret/bibliosocket
Connecting...OK.
Sent initrequest.
Connection rejected by v3 target.
    1: code=1011 (Init/AC: Bad Userid and/or Password),

NOTE: this patch currently will only fixes newly created instances, it wont fix existing instances
Signed-off-by: Chris Cormack <chrisc@catalyst.net.nz>

Good catch Mason

Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>

Signed-off-by: Brendan Gallagher <brendan@bywatersolutions.com>