From: "Daniel Cegiełka" <daniel.cegielka@gmail.com>
To: musl@lists.openwall.com
Subject: Re: Re: Vision for new platform
Date: Sun, 10 Jun 2012 17:17:47 +0200 [thread overview]
Message-ID: <CAPLrYET8jV3whtZ2gZpKArGeej5EA8G-rZxWivTCoyts8+Uh4w@mail.gmail.com> (raw)
In-Reply-To: <20120610225226.137363d0@sibserver.ru>
2012/6/10 orc <orc@sibserver.ru>:
> On Sun, 10 Jun 2012 09:22:46 -0400
> Rich Felker <dalias@aerifal.cx> wrote:
>
>> You can manage the lifetimes for forking daemons in non-generic ways
>> (like interfacing with them through a socket), but to make a robust
>> system, every daemon you use must have a "do not fork" option.
>> Thankfully, I think all of the mainstream ones already do, and if not,
>> it's not something hard to patch in. As far as I know, systemd is
>> pushing the same thing, so at least it's not an uphill battle to get
>> this fixed in real-world software that's broken.
>
> If we need no starting and stopping, than this can be already
> implemented in init scripts. Only a simple program-wrapper that
> forcibly daemonizes that daemons with "do not fork" option needed.
> Optionally it can report a pid after fork() before execvp().
>
> I just think that init subsystem must be as simple as possible,
> without additional machinery like automatic starting and stopping and
> watching for daemons status (but optionally it can be developed, of
> course, there is no limits at all). If daemon segfaults for example,
> than this is a daemon's failure that *must* be fixed in daemon, not in
> init subsystem. Daemon restarts can result in data loss.
> Otherwise you can't trust the daemon that is running from init scripts.
> (I'm a bit paranoid here)
I think a lot depends on how we want to use our system. If its user
desktop, a solution such as systemd are very comfortable. If we want
to have a 'critical' system (RTOS/security) then it's better to keep
independent init as simple process.
Orc, I agree with your opinion...
Daniel
next prev parent reply other threads:[~2012-06-10 15:17 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-18 1:06 Rich Felker
2012-05-18 3:11 ` Isaac Dunham
2012-05-18 3:26 ` Rich Felker
2012-05-19 1:28 ` Isaac Dunham
2012-05-18 6:07 ` Szabolcs Nagy
2012-05-21 20:05 ` aep
2012-05-21 20:17 ` Rich Felker
2012-05-21 20:51 ` nwmcsween
2012-05-21 20:59 ` Rich Felker
2012-05-21 21:18 ` Rich Felker
2012-05-21 21:51 ` aep
2012-05-21 22:25 ` Rich Felker
2012-05-22 0:53 ` aep
2012-05-22 1:54 ` Rich Felker
2012-05-22 12:55 ` Christoph Lohmann
2012-06-09 11:27 ` orc
2012-06-09 14:44 ` Isaac Dunham
2012-06-09 15:25 ` orc
2012-06-09 21:24 ` Rich Felker
2012-06-09 22:38 ` Christian Neukirchen
2012-06-10 12:53 ` Daniel Cegiełka
2012-06-10 13:22 ` Rich Felker
2012-06-10 14:52 ` orc
2012-06-10 14:55 ` orc
2012-06-10 15:13 ` Rich Felker
2012-06-10 15:51 ` orc
2012-06-10 16:33 ` Rich Felker
2012-06-10 17:53 ` orc
2012-06-10 18:03 ` Daniel Cegiełka
2012-06-10 18:26 ` orc
2012-06-10 18:38 ` Daniel Cegiełka
2012-06-10 18:58 ` orc
2012-06-10 19:19 ` Daniel Cegiełka
2012-06-10 19:33 ` Rich Felker
2012-06-10 20:13 ` Daniel Cegiełka
2012-06-11 7:24 ` orc
2012-06-11 12:54 ` Init system (Re: [musl] Re: Vision for new platform) aep
2012-06-12 0:59 ` Re: Vision for new platform Isaac Dunham
2012-06-12 1:48 ` Rich Felker
2012-06-12 5:37 ` idunham
2012-06-12 5:48 ` Kurt H Maier
2012-06-12 8:20 ` aep
2012-06-12 14:32 ` Rich Felker
2012-06-14 4:28 ` Isaac Dunham
2012-06-12 14:30 ` Rich Felker
2012-06-12 7:46 ` orc
2012-06-12 8:27 ` nwmcsween
2012-06-12 8:41 ` orc
2012-06-12 8:44 ` aep
2012-06-12 9:02 ` orc
2012-06-12 10:28 ` aep
2012-06-12 10:33 ` orc
2012-06-10 15:17 ` Daniel Cegiełka [this message]
2012-06-10 15:27 ` Rich Felker
2012-06-10 15:12 ` Jeremy Huntwork
2012-06-10 18:03 ` Kurt H Maier
2012-06-10 18:15 ` Jeremy Huntwork
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