Ronald J Yacketta wrote:
>
>> Alex Davies wrote:
>>
>>> Hi All,
>>>
>>> Quick question/observation:
>>>
>>> [r...@prov snippets]# cobbler system dumpvars --name=svn | grep mac
>>> 'mac_address': '00:0c:29:f3:0f:d8',
>>> 'mac_address_eth0': '00:0c:29:f3:0f:d8',
>>> ...
>>>
>>> Using this in a snippet, I would expect both to print the MAC address,
>>> however only the interface level MAC works:
>>>
>>> #print $getVar('$mac_address', 'TESTing')
>>> #print $getVar('$mac_address_eth0', 'TESTing')
>>>
>>> In fact, the output is as follows:
>>>
>>> #print Nothing
>>> #print 00:0c:29:9d:8d:b9
>>>
>>> I'm running Cobbler 1.6.2 (Centos/5; EPEL RPM).
>>>
>>> While i'm quite sure there is a sensible reason for this, it seems
>>> confusing that dumpvars does not provide a list of variables that can
>>> be used in getVar. The excellent "Install VMWare kernel" snippet @
>>> https://fedorahosted.org/cobbler/wiki/KickstartSnippets (Written by
>>> Matt Hyclak) should also be updated to use _eth0 if this is intended
>>> behaviour..
>>>
>>> Many thanks,
>>>
>>> ALex
>>>
>>>
>> The network config snippets show how to access MAC addresses and are
>> what we use in /var/lib/cobbler/kickstarts/sample*.ks.
>>
>>
>>
>>> ------------------------------------------------------------------------
>>>
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>>>
>>>
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>>
>>
>
>
> I have noticed something similar to
>
>
>> #print $getVar('$mac_address', 'TESTing')
>>
>> In fact, the output is as follows:
>>
>> #print Nothing
>>
>
> I have a partition setup script that uses $hostname if set or VolGroup00
> if not. For some reason, the $getVar is not setting the default value (in
> the above example TESTing) when the var is not found ($mac_address)
>
> My script is as follows and will always fail if I do not set hostname when
> setting up a system.
>
> #set $hostname = $getVar('$hostname', None)
>
> #if $hostname == None
> #set $vgname = "VolGroup00"
> #else
> #set $hostpart = $hostname.split('.')[0]
> #set $vgname = $hostpart
> #end if
>
> the #if check always fails causing the kickstart to fail, according to
> cheetah docs this is valid:
>
> To do a ``safe'' placeholder lookup that returns a default value if the
> variable is missing:
>
> $getVar('theVariable', None)
>
> -Ron
>
>
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>
Please don't use "[FOO]" tags on your posts. I use those for important
announcements to get people's attention.
It looks like you have a Cheetah specific question, actually. You can
post these to the Cheetah mailing list.
--Michael
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