[Debian GNUstep maintainers] Bug#1094636: dpkg conffile modified warnings on upgrades

[Michael Biebl]

Am 29.01.25 um 14:47 schrieb Michael Biebl:
> Hi
> 
> Am 29.01.25 um 14:36 schrieb Yavor Doganov:
>> Michael Biebl wrote:
> 
>>> I'm not a aware of a good way to turn a postinst generated configuration
>>> file into a proper conffile, but one thing you could do is store a hash
>>> (or a list of known hashes) of the postinst generated configuration file
>>> and remove /etc/GNUstep/gdomap_probes in *preinst* if it has not been
>>> modified by the user.
>>>
>>> # md5sum /etc/GNUstep/gdomap_probes
>>> 0350e9dc3fb96577e6cc2d8873f2fde5  /etc/GNUstep/gdomap_probes
>>
>> But mine is different (bookworm, i386) and I haven't modified it:

Just curious: What does `hostname -i` return for your system?

>> $ md5sum /etc/GNUstep/gdomap_probes
>> d9d712469c9cec8898136e52142a19d1  /etc/GNUstep/gdomap_probe
>>
>> Since the old postinst runs "hostname -i" (bad idea, I know) I guess
>> the file is going to be different across various systems, depending
>> on the configuration.
> 
> Ok, thanks for the additional info. So this rules out
> https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1094636#10
> 
> 
> What you could do then, is to generate the list of known hashes on-the- 
> fly by taking "hostname -i" into account. Instead of hard-coding the 
> hashsums, you generate them in preinst in exactly the same way as 
> previous versions did.
> 
> Does that make sense?

I'm aware that the configuration of the system might have changed 
between the initial installation of gnustep-base-runtime and the upgrade 
to trixie. So the above recommendation wouldn't cover a 100%.
Do you think that the `hostname -i` output is somewhat stable?

Michael
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