Replacing rc(8) (Was: FreeBSD Boot Times)
Chris Rees
utisoft at gmail.com
Thu Jun 21 16:19:29 UTC 2012
On Jun 21, 2012 5:15 PM, "Jason Hellenthal" <jhellenthal at dataix.net> wrote:
>
>
>
> On Thu, Jun 21, 2012 at 12:22:08PM +0200, Wojciech Puchar wrote:
> > Lets make a summary.
> >
> > What functionality would be good to have in FreeBSD that doesn't exist:
> >
> > 1) "runlevels" with arbitrary names. runlevel change would start and
stop
> > right services.
> > 2) exploit startup parallelism.
> >
> >
> > What we do not want to change:
> >
> > - file structure which is simple. one file in rc.d/ per service and one
> > global config file (rc.conf)
> > - anything else that would make things more complicated.
> >
> >
> > As for
> >
> > 1) i propose in rc.conf an option to put "NO", "YES" (or ALL) or
runlevel
> > list for each service or runlevel exclusion list for service.
> >
> >
> > examples:
> >
> > service1_enable="YES"
> > service2_enable="NO"
> > service3_enable="foolevel maintenance"
> > service4_enable="YES -foolevel" (or ALL -funkyrunlevel)
> >
> > name of default runlevel may be "full" or "multiuser"
> >
> > service 1 will always work, service 2 never, service 3 only at runlevels
> > "foolevel" and "maintenance", service4 with any runlevel except
> > "foolevel".
> >
> > still single rc.conf, not much bigger in practice.
> >
> > 2) no change in rc.d/* scripts and rc.conf, but change in scripts.
> >
> >
> > If everyone agree i think i may write this new scripts.
>
> Sorry but I completely disagree here. Why ?
>
> Because do one thing and do one thing well. What do you mean ?
He means the UNIX philosophy.
http://www.faqs.org/docs/artu/ch01s06.html
Chris
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