Re: Customizing Anaconda

On Tue, Apr 16, 2019 at 8:28 PM Jerry Amundson <[email protected]> wrote:

> On Tue, Apr 16, 2019 at 7:05 AM Danishka Navin <[email protected]> wrote:
>
>> On Tue, Apr 16, 2019 at 4:55 PM Martin Kolman <[email protected]> wrote:
>>
>>> On Mon, 2019-04-15 at 21:00 +0530, Danishka Navin wrote:
>>>
>>> Hi there,
>>>
>>> I am working on a fedora remix.
>>> I need to let user to add organization name/id during the user account
>>> creation.
>>>
>>> Do you mean setting the gecos field for the user ?[0]
>>>
>>
>> Some what this is I am expecting but I don't need it to keep in
>> /etc/passwd <https://en.wikipedia.org/wiki//etc/passwd> (save it in
>> different file is good enough) as multiple users in the same system should
>> have same id (centerid).
>>
>
> Then you shouldn't need to involve anaconda.
>
>
>> we should able to retrieve the given id during the installation if we
>> remove all local users. Imagine a situation only root account exists. Best
>> solution is to write that value to a different file such as /etc/centerid
>> or /etc/service, etc
>>
>> Currently this is not supported in the graphicala and text user
>>> interface, but can be done
>>> via kickstart (which is basically a config file that can be used to
>>> configure an installation)[1].
>>> A kickstart file can be loaded either from network or from local media
>>> during the installation.
>>>
>>
>> Isn't it a static value if we use kickstart ?
>>
>
> Depends on your definition of "it"...
>
normally we hardcode values for variables in the kickstart right?
I thought you were asking to hardcode centerid in kicksart.

>
>
>> Can we prompt user to input a value during the installation using
>> kickstart?
>>
>
> Anaconda will prompt for any required information that has not been
> provided already, but anaconda only *requires* what is needed to perform
> the install.
>
 you mean only for what anaconda usually require but it wont support on
additional requirements define in kickstart, am I right?


>
>> I also thinking about a silent installation (unattended).
>> It would be great if its possible to prompt via kickstart but I never
>> heard such option.
>>
>
> Unattended install is kickstart's bread and butter.[2]
> It sounds like you would be better off putting these customisation(s) into
> the %post script  of the kickstart file.
>
You might have the grub menu contain a list of the hundreds of servers, the
> human installer chooses one and that determines the kickstart file, and
> thus the custom parts.
>
let people to select a centerid from a list with hundreds of items not
practicle at least it cause human errors of selecting wrong centerid.

Or, depending on what you know about, hardware, on-site networking, etc.
> the %post script might be made smart in a what-machine-am-I kind of way,
> then have it do the custom parts automagically...
>
Or, some other creative way to utilize grub2, kickstart, and so on.
>

what we know is there is a lab with 1 server, 20 machines (at least) and
everything networked with dhcp enabled ADSL/4G router.
But there is no installation server setup only installation mechanism is
DVD rom.


> jerry
>
> If what you need is really setting the gecos field manually in the user
>>> interface during the installation,
>>> it looks like we could add it to the "Advanced" dialog on the user
>>> configuration screen.
>>>
>>> this would be great if if you can enable it.
>>
>>> Is there any guide or examples on such additional changes for anaconda?
>>>
>>>
>>> Regards,
>>> --
>>> Danishka Navin
>>>
>>> Best Wishes
>>> Martin Kolman
>>>
>>> [0] https://en.wikipedia.org/wiki/Gecos_field
>>> [1]
>>> https://pykickstart.readthedocs.io/en/latest/kickstart-docs.html#user
>>>
>>
>  [2]
> https://docs.fedoraproject.org/en-US/fedora/f29/install-guide/advanced/Boot_Options/
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-- 
Danishka Navin
http://danishkanavin.blogspot.com
http://twitter.com/danishkanavin

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