Re: Request for Assistance: Customizing systemd Configuration on Isar Build System

[Henning Schild <henning.schild@siemens.com>]

Am Sun, 19 Mar 2023 19:50:46 +0200
schrieb Taneli Liljasto <taneli.liljasto@gmail.com>:

> Hey Henning,
> 
> I wanted to let you know that I've implemented the solution you
> suggested and it worked like a charm. Using snippet files in
> /etc/systemd/system.conf.d/*.conf and creating a custom package
> recipe with the "dpkg-raw" class did the trick.
> 
> I appreciate your help and the example you shared. It was really
> useful and helped me get things done smoothly.

Good to hear that. I hope you find Isar useful for your project, reach
out if you have more questions. For most "common" things there are
examples available in several open source layers.

Henning

> Cheers!
> 
> Br,
> 
> Taneli
> 
> su 19. maalisk. 2023 klo 14.11 Henning Schild
> (henning.schild@siemens.com) kirjoitti:
> 
> > Am Sat, 18 Mar 2023 18:16:10 -0700 (PDT)
> > schrieb Taneli Liljasto <taneli.liljasto@gmail.com>:
> >  
> > > Hi,
> > >
> > > I hope this message finds you well. I am relatively new to BitBake
> > > and the process of creating custom Linux images. I am currently
> > > working on a project that requires the modification of the systemd
> > > configuration file located at /etc/systemd/system.conf. My
> > > objective is to enable the watchdog feature and alter the logging
> > > settings within this file.  
> >
> > Touching this file could turn out hard because it is owned by a
> > package that you in Isar install directly from Debian.
> >
> > Better would be to set the values from snippet files in
> > /etc/systemd/system.conf.d/*.conf those snippets would be installed
> > via a customizations package using the class "dpkg-raw"
> >
> > Best try it first manually and once you know what files and lines
> > you want start writing your package recipe and make sure the
> > package gets installed with IMAGE_INSTALL.
> >
> > An example can actually be found here
> >
> > https://gitlab.com/cip-project/cip-core/isar-cip-core/-/commit/89ec2cb2d8709419c8adffdc071242c69e50266a
> > It does watchdog, also something on printing and other things.
> >
> > Henning
> >
> >  
> > > I have been utilizing meta-isar's application recipes as a
> > > reference to include my custom files on the device. However, I
> > > have encountered a challenge with customizing the settings, as my
> > > files are being overwritten by package configurations during the
> > > build process. It appears that I may be missing some critical
> > > understanding of the correct method to achieve this customization.
> > >
> > > I kindly request your guidance on this matter. Your expertise and
> > > recommendations on how to properly modify the systemd
> > > configuration file within the Isar build system would be greatly
> > > appreciated. If there are any resources or documentation that you
> > > believe may be helpful in this regard, please do not hesitate to
> > > share them.
> > >
> > > Thank you in advance for your time and assistance. I look forward
> > > to learning from your collective knowledge and experience.
> > >
> > > Best regards,
> > > Taneli Liljasto
> > >  
> >
> >