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Re: How to execute user's scripts when upgrading a certain package via apt/aptitude

On 2018-03-28 19:29, Sven Joachim wrote:
> On 2018-03-28 18:29 +0200, Mikhail Morfikov wrote:
>> I have some packages, for instance firefox, which need a little bit of
>> customization from a user side. So basically when I install the new version of
>> firefox, I also have to do some extra steps and so far I've been doing it
>> manually because I don't know any better way.
>> In the case of firefox, I have to create some hard links. Those hard links are
>> used as additional executable files to be profiled in AppArmor. But when I
>> upgrade my system, and firefox is on the package list, the hard links basically
>> stop working and they have to be removed and recreated manually after the
>> upgrade is done.
>> Is there a way to pass some extra commands/script to apt/aptitude so when the
>> firefox package is to be upgraded, it would recreate the links automatically?
> You could use a dpkg trigger for that, a short intro how to do this is
> on stackoverflow[1].  See also deb-triggers(5).
Is this a solution for a user or rather for maintainer of the package? I think
it's the second one and hence I can't use it.

> Cheers,
>        Sven
> 1. https://stackoverflow.com/questions/15276535/dpkg-how-to-use-trigger

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