:: Re: [DNG] New goodies from systemd
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Auteur: onefang
Datum:  
Aan: dng
Onderwerp: Re: [DNG] New goodies from systemd
On 2023-07-29 22:54:26, onefang wrote:
> On 2023-07-29 14:33:28, tito via Dng wrote:
> > On Sat, 29 Jul 2023 21:23:27 +1000
> > onefang <onefang_devuan@???> wrote:
> >
> > > On 2023-07-29 08:13:22, tito via Dng wrote:
> > > > On Sat, 29 Jul 2023 14:30:36 +1000
> > > > onefang <onefang_devuan@???> wrote:
> > > >
> > > > > On 2023-07-29 08:18:54, Alif Radhitya Wardana wrote:
> > > > > >    Based on this changelog, what will happen in the future to SysV? I mean,
> > > > > >    if systemd forces people to create native systemd units, will people drop
> > > > > >    sysv scripts on their apps?

> > > > > >
> > > > > >    On July 29, 2023 3:20:17 AM GMT+07:00, tito via Dng <dng@???>
> > > > > >    wrote:

> > > > > >
> > > > > > Hi,
> > > > > > A new, official systemd release (254) has just been tagged:
> > > > > >
> > > > > >   * Support for System V service scripts is now deprecated and will be
> > > > > >     removed in a future release. Please make sure to update your software
> > > > > >     *now* to include a native systemd unit file instead of a legacy
> > > > > >     System V script to retain compatibility with future systemd releases.

> > > > > >
> > > > > > A wonderful excuse to remove the last init scripts from packages.
> > > > >
> > > > > Do I have to resurrect my ancient LSB compliant SysV init code that could
> > > > > figure out dependencies, run things in parallel, and even work with init
> > > > > "scripts" written in ANY language? It was written as a busybox module,
> > > > > and could even cope with multiple other init "scripts" as modules in the
> > > > > same busybox binary. LSB compliance means it reads the headers, which in
> > > > > typical init scripts are shell comments in the first few lines of the
> > > > > script.
> > > > >
> > > > > I could teach it how to grok shitsemDie units.
> > > > >
> > > >
> > > > Hi,
> > > > yes using the info contained in .service units would be
> > > > a elegant solution, but they ship a lot of them (and timers,
> > > > targets, etc) so I suspect that picking the right ones
> > > > is not simple without hardcoding the names (not so elegant),
> > > > also the command lines used are different as the ones
> > > > in SysV init scripts (daemonizing, logging).
> > >
> > > If I ever go ahead with this, I'll figure it out. I'm great at that.
> > > B-)
> >
> > Hi,
> > I think this is the only way to stay ahead of systemd devs
> > using their own momentum. Init scripts are the preferred
> > tool to marginalize other init systems as you have to ship
> > them yourself for every daemon out there, using service
> > files to get the info and rebuild init scripts on the fly
> > at first boot would be such a masterpiece!
> > If you need any help (testing or whatever) drop a mail.
> >
> > > > I would like to see your busybox module as I love busybox
> > > > code. I recall that something like what you propose maybe
> > > > was attempted (as a GSOC?).
> > >
> > > Since you asked, I moved it from SourceForge to my own server (like I had
> > > before with my github projects), and converted it to git from cvs.
> > >
> > > https://sledjhamr.org/cgit/urunlevel/
> >
> > Cloned.
> >
> > If I understand it right it uses C instead of scripts for LSB
> > stuff and functions?
>
> As I mentioned before, it can handle init "scripts" written in ANY
> language, including C and bash. Some example init "scripts" also written
> to be part of busybox are included. Being Busybox modules, they are all
> written in C. Also included are the various other commands that go along
> with Sys V init per LSB. So it works fine with all the scripts you
> already have in /etc/init.d/.
>
> urunlevel/runlevel/boot_portmap.c for example, the "init_d_handle_t
> my_commands" structure includes all the LSB header info that you would
> normally see at the top of a typical Sys V init script.
>
> > > Haven't touched it in 18 years. lol


I should throw a few caveats out there. Bit rot is likely, my memory of
it all is also 18 years old so may be faulty, it was all experimental.

--
A big old stinking pile of genius that no one wants
coz there are too many silver coated monkeys in the world.